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Preface | |
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Acknowledgments | |
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Introduction | |
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Disorders Mostly Limited to the Epidermis and Stratum Corneum | |
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Hyperkeratosis with Hypogranulosis | |
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No Inflammation | |
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Ichthyosis Vulgaris | |
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Hyperkeratosis with Normal or Hypergranulosis | |
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No Inflammation | |
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X-linked Ichthyosis | |
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Epidermolytic Hyperkeratosis | |
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Scant Inflammation | |
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Lichen Amyloidosis and Macular Amyloidosis | |
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Hyperkeratosis with Parakeratosis | |
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Scant or No Inflammation | |
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Dermatophytosis | |
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Localized or Diffuse Hyperpigmentations | |
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No Inflammation | |
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Mucosal Melanotic Macules | |
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Ephelids (Freckles) | |
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Scant Inflammation | |
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Pityriasis (Tinea) Versicolor | |
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Localized or Diffuse Hypopigmentations | |
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With or Without Slight Inflammation | |
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Vitiligo | |
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References | |
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Localized Superficial Epidermal or Melanocytic Proliferations | |
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Localized Irregular Thickening of the Epidermis | |
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Localized Epidermal Proliferations | |
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Actinic Keratosis | |
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Eccrine Poroma | |
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Squamous Cell Carcinoma In Situ (Bowen's Disease) | |
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Bowenoid Papulosis | |
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Clear-Cell Squamous Cell Carcinoma In Situ | |
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Clear-Cell Acanthoma | |
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Superficial Melanocytic Proliferations | |
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Superficial Melanocytic Nevi and Melanomas | |
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Pigmented Spindle Cell Nevus | |
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Acral Lentiginous Melanoma | |
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Localized Lesions with Thinning of the Epidermis | |
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With Melanocytic Proliferation | |
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Lentigo Maligna Melanoma, In Situ or Microinvasive | |
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Without Melanocytic Proliferation | |
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Atrophic Actinic Keratosis | |
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Porokeratosis | |
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Localized Lesions with Elongated Rete Ridges | |
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With Melanocytic Proliferation | |
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Actinic Lentigo | |
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Lentigo Simplex | |
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Lentiginous Junctional Nevus | |
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Nevus Spilus | |
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Junctional or Superficial Compound Dysplastic Nevi | |
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Without Melanocytic Proliferation | |
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Epidermal Nevus | |
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Seborrheic Keratosis | |
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Acanthosis Nigricans | |
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Localized Lesions with Pagetoid Epithelial Proliferation | |
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Keratinocytic Proliferations | |
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Pagetoid Squamous Cell Carcinoma In Situ | |
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Clonal Seborrheic Keratosis | |
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Melanocytic Proliferations | |
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Melanoma In Situ or Microinvasive, Superficial Spreading Type | |
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Recurrent Nevus (Pseudomelanoma) | |
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Junctional Spitz Nevus with Pagetoid Proliferation | |
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Glandular Epithelial Proliferations | |
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Paget's Disease | |
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Lymphoid Proliferations | |
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Localized Papillomatous Epithelial Lesions | |
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With Viral Cytopathic Effects | |
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Verruca Vulgaris | |
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Verruca Plana | |
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Deep Palmoplantar Warts (Myrmecia) | |
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Condyloma Acuminatum | |
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Molluscum Contagiosum | |
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Parapox Virus Infections (Milker's Nodules, Orf) | |
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Without Viral Cytopathic Effect | |
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Seborrheic Keratosis | |
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Irregular Proliferations Extending into the Superficial Dermis | |
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Squamous Differentation | |
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Inverted Follicular Keratosis | |
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Basaloid Differentation | |
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Basal Cell Carcinoma | |
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Superficial Polypoid Lesions | |
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Melanocytic Lesions | |
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Polypoid Dermal and Compound Nevi | |
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Spindle Cell and Stromal Lesions | |
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Neurofibroma | |
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Fibroepithelial Polyp | |
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References | |
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Disorders of the Superficial Cutaneous Reactive Unit | |
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Superficial Perivascular Dermatitis | |
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Superficial Perivascular Dermatitis, Mostly Lymphocytes | |
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Viral Exanthem | |
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Tinea Versicolor | |
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Lupus Erythematosus, Acute | |
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Guttate Parapsoriasis | |
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Superficial Perivascular Dermatitis with Eosinophils | |
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Morbilliform Drug Eruption | |
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Allergic Urticarial Reaction (Morbilliform Drug Eruption) | |
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Urticaria | |
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Urticarial Bullous Pemphigoid | |
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Superficial Perivascular Dermatitis with Neutrophils | |
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Erysipelas | |
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Erysipelas/Cellulitis | |
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Superficial Perivascular Dermatitis with Plasma Cells | |
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Secondary Syphilis | |
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Kaposi's Sarcoma, Patch Stage | |
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Superficial Perivascular Dermatitis with Extravasated Red Cells | |
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Pityriasis Rosea | |
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Pityriasis Lichenoides | |
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Pigmented Purpuric Dermatosis | |
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Superficial Perivascular Dermatitis, Melanophages Prominent | |
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Postinflammatory Hyperpigmentation | |
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Superficial Perivascular Dermatitis, Mast Cells Predominant | |
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Urticaria Pigmentosa | |
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Superficial Dermatitis with Spongiosis (Spongiotic Dermatitis) | |
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Spongiotic Dermatitis, Lymphocytes Predominant | |
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Nummular Dermatitis (Eczema) | |
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Eczematous Dermatitis | |
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Spongiotic Dermatitis, with Eosinophils | |
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Allergic Contact Dermatitis | |
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Spongiotic Dermatitis, with Plasma Cells | |
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Spongiotic Dermatitis, with Neutrophils | |
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Seborrheic Dermatitis | |
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Superficial Dermatitis with Epidermal Atrophy (Atrophic Dermatitis) | |
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Atrophic Dermatitis, Scant Inflammatory Infiltrates | |
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Aged Skin | |
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Radiation Dermatitis (see also section VF1) | |
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Atrophic Dermatitis, Lymphocytes Predominant | |
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Dermatomyositis | |
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Atrophic Dermatitis with Papillary Dermal Sclerosis | |
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Lichen Sclerosus et Atrophicus | |
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Superficial Dermatitis with Psoriasiform Proliferation (Psoriasiform Dermatitis) | |
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Psoriasiform Dermatitis, Mostly Lymphocytes | |
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Pityriasis Rubra Pilaris | |
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Mycosis Fungoides, Patch/Plaque Stage | |
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Parapsoriasis | |
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Psoriasiform Dermatitis, with Plasma Cells | |
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Lichen Simplex Chronicus (see also section IIIE) | |
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Psoriasiform Dermatitis, with Eosinophils | |
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Chronic Allergic Dermatitis | |
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Psoriasiform Dermatitis, Neutrophils Prominent (Neutrophilic/Pustular Psoriasiform Dermatitis) | |
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Psoriasis Vulgaris | |
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Superficial Dermatitis with Irregular Epidermal Proliferation (Hypertrophic Dermatitis) | |
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Hypertrophic Dermatitis, Lymphocytes Predominant | |
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Prurigo Nodularis | |
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Irregular Epidermal Proliferation, Plasma Cells Present | |
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Actinic Keratosis (see also section IIA1) | |
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Irregular Epidermal Proliferation, Neutrophils Prominent | |
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Keratoacanthoma (see also section VIB1) | |
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Irregular Epidermal Proliferation Above a Neoplasm | |
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Superficial Dermatitis with Lichenoid Infiltrates (Lichenoid Dermatitis) | |
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Lichenoid Dermatitis, Lymphocytes Exclusively | |
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Lichen Planus | |
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Graft-Versus-Host Disease | |
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Mycosis Fungoides, Patch/Plaque Stage | |
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Lichenoid Dermatitis, Lymphocytes Predominant | |
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Lichen Planus-like Keratosis (Benign Lichenoid Keratosis) | |
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Lichenoid Dermatitis, Eosinophils Present | |
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Lichenoid Drug Eruptions | |
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Lichenoid Dermatitis, Plasma Cells Present | |
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Lichenoid Actinic Keratosis | |
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Secondary Syphilis | |
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Lichenoid Dermatitis, with Melanophages | |
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Lichenoid Dermatitis, Histiocytes Predominant | |
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Lichen Nitidus | |
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Lichenoid Dermatitis, Mast Cells Predominant | |
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Urticaria Pigmentosa, Lichenoid Examples (see also section IIIA2) | |
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Lichenoid Dermatitis with Dermal Fibroplasia | |
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Mycosis Fungoides, Patch Stage | |
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Superficial Vasculitis and Vasculopathies | |
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Neutrophilic Vasculitis | |
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Cutaneous Necrotizing (Leukocytoclastic) Vasculitis | |
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Gonococcemia | |
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Mixed Cell and Granulomatous Vasculitis | |
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Granuloma Faciale | |
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Vasculopathies with Lymphocytic Inflammation | |
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Pigmented Purpuric Dermatoses | |
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Vasculopathies with Scant Inflammation | |
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Stasis Dermatitis | |
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Thrombotic, Embolic, and Other Microangiopathies | |
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Lupus Anticoagulant and Antiocardiolipin Syndromes | |
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Superficial Dermatitis with Interface Vacuoles (Interface Dermatitis) | |
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Vacuolar Dermatitis, Apoptotic/Necrotic Cells Prominent | |
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Erythema Multiforme | |
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Fixed Drug Eruption | |
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Graft-Versus-Host Disease, Acute | |
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Vacuolar Dermatitis, Apoptotic Cells Usually Absent | |
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Dermatomyositis | |
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Vacuolar Dermatitis, Variable Apoptosis | |
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Subacute Cutaneous Lupus Erythematosus | |
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Vacuolar Dermatitis, Basement Membranes Thickened | |
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Discoid Lupus Erythematosus | |
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References | |
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Acantholytic, Vesicular, and Pustular Disorders | |
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Subcorneal or Intracorneal Separation | |
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Sub/Intracorneal Separation, Scant Inflammatory Cells | |
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Pemphigus Foliaceus | |
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Sub/Intracorneal Separation, Neutrophils Prominent | |
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Impetigo Contagiosa | |
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Folliculitis with Subcorneal Pustule Formation | |
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Acute Generalized Exanthematous Pustulosis | |
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Sub/Intracorneal Separation, Eosinophils Predominant | |
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Erythema Toxicum Neonatorum | |
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Intraspinous Keratinocyte Separation, Spongiotic | |
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Intraspinous Spongiosis, Scant Inflammatory Cells | |
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Friction Blister | |
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Intraspinous Spongiosis, Lymphocytes Predominant | |
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Dyshidrotic Dermatitis (Eczema) | |
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Intraspinous Spongiosis, Eosinophils Present | |
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Acute Contact Dermatitis (see also section IIIB1a) | |
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Bullous Pemphigoid, Urticarial Phase (see also section IVE3) | |
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Incontinentia Pigmenti | |
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Intraspinous Spongiosis, Neutrophils Predominant | |
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Dermatophytosis | |
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Intraspinous Keratinocyte Separation, Acantholytic | |
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Intraspinous Acantholysis, Scant Inflammatory Cells | |
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Familial Benign Pemphigus (Hailey-Hailey Disease) | |
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Transient Acantholytic Dermatosis (Grover's Disease) | |
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Intraspinous Acantholysis, Predominant Lymphocytes | |
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Herpes Simplex | |
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Varicella-Zoster Infection | |
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Toxic Epidermal Necrolysis and Erythema Multiforme with Intraepidermal Vesiculation | |
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Intraspinous Acantholysis, Eosinophils Present | |
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Pemphigus Vegetans | |
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Intraspinous Separation, Neutrophils or Mixed Cell Types | |
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IgA Pemphigus | |
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Suprabasal Keratinocyte Separation | |
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Suprabasal Vesicles, Scant Inflammatory Cells | |
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Keratosis Follicularis (Darier's Disease) | |
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Warty Dyskeratoma | |
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Suprabasal Separation, Lymphocytes and Plasma Cells | |
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Acantholytic Actinic Keratosis | |
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Suprabasal Vesicles, Lymphocytes and Eosinophils | |
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Pemphigus Vulgaris | |
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Subepidermal Vesicular Dermatitis | |
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Subepidermal Vesicles, Scant/No Inflammation | |
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Porphyria Cutanea Tarda and Other Porphyrias | |
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Subepidermal Vesicles, Lymphocytes Predominant | |
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Bullous Lichen Planus | |
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Polymorphous (Polymorphic) Light Eruption | |
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Lichen Sclerosus et Atrophicus | |
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Subepidermal Vesicles, Eosinophils Prominent | |
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Bullous Pemphigoid | |
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Bullous Drug Eruption | |
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Herpes Gestationis | |
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Subepidermal Vesicles, Neutrophils Prominent | |
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Dermatitis Herpetiformis | |
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Linear IgA Dermatosis | |
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Bullous Lupus Erythematosus | |
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Subepidermal Vesicles, Mast Cells Prominent | |
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Bullous Mastocytosis | |
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References | |
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Perivascular, Diffuse, and Granulomatous Infiltrates of the Reticular Dermis | |
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Superficial and Deep Perivascular Infiltrates without Vascular Damage or Vasculitis | |
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Perivascular Infiltrates, Lymphocytes Predominant | |
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Erythema Annulare Centrifugum | |
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Erythema Chronicum Migrans (see also section VA5) | |
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Tumid Lupus Erythematosus | |
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Perivascular Infiltrates, Neutrophils Predominant | |
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Cellulitis | |
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Perivascular Infiltrates, Lymphocytes and Eosinophils | |
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Papular Urticaria | |
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Pruritic Urticarial Papules and Plaques of Pregnancy | |
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Perivascular Infiltrates, with Plasma Cells | |
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Secondary Syphilis | |
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Tertiary Syphilis | |
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Morphea (see also section VF) | |
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Perivascular Infiltrates, Mixed Cell Types | |
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Erythema Chronicum Migrans | |
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Vasculitis and Vasculopathies | |
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Vascular Damage, Scant Inflammatory Cells | |
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Degos' Syndrome | |
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Vasculitis, Lymphocytes Predominant | |
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Pernio | |
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Pityriasis Lichenoides et Varioliformis Acuta | |
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Cytomegalovirus Infection | |
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Erythema Chronicum Migrans | |
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Vasculitis, Neutrophils Prominent | |
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Polyarteritis Nodosa and Microscopic Polyangiitis | |
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Leukocytoclastic Vasculitis | |
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Erythema Elevatum Diutinum | |
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Vasculitis, Mixed Cell Types and/or Granulomas | |
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Churg--Strauss Syndrome (Allergic Granulomatosis) | |
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Papulonecrotic Tuberculid | |
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Thrombotic and Other Microangiopathies | |
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Calciphylaxis | |
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Livedo Reticularis | |
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Diffuse Infiltrates of the Reticular Dermis | |
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Diffuse Infiltrates, Lymphocytes Predominant | |
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Jessner's Lymphocytic Infiltration of the Skin | |
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Leukemia Cutis | |
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Diffuse Infiltrates, Neutrophils Predominant | |
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Acute Febrile Neutrophilic Dermatosis (Sweet's Syndrome) | |
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Erysipelas/Cellulitis | |
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Diffuse Infiltrates, "Histiocytoid" Cells Predominant | |
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Lepromatous Leprosy | |
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Langerhans Cell Histiocytosis (Histiocytosis X) | |
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Xanthelasma | |
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Diffuse Infiltrates, Plasma Cells Prominent | |
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Secondary Syphilis | |
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Diffuse Infiltrates, Mast Cells Predominant | |
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Diffuse Infiltrates, Eosinophils Predominant | |
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Eosinophilic Cellulitis (Wells' Syndrome) | |
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Tick Bite | |
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Diffuse Infiltrates, Mixed Cell Types | |
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Cutaneous Leishmaniasis | |
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Diffuse Infiltrates, Pigment Cells | |
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Nevi of Ota and Ito and Dermal Melanocyte Hamartoma | |
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Diffuse Infiltrates, Extensive Necrosis | |
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Gangrenous Ischemic Necrosis | |
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Diffuse or Nodular Infiltrates of the Reticular Dermis with Epidermal Proliferation | |
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Epidermal Proliferation with Mixed Cellular Infiltrates | |
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North American Blastomycosis | |
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Deep Fungal Infections (General) | |
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Nodular Inflammatory Infiltrates of the Reticular Dermis: Granulomas, Abscesses, and Ulcers | |
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Epithelioid Cell Granulomas without Necrosis | |
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Sarcoidosis | |
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Lupus Vulgaris | |
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Epithelioid Cell Granulomas with Necrosis | |
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Tuberculosis | |
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Tuberculoid Leprosy | |
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Lupus Miliaris Disseminatus Facei (Granulomatous Rosacea) | |
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Palisading Granulomas | |
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Granuloma Annulare | |
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Necrobiosis Lipoidica Diabeticorum | |
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Necrobiotic Xanthogranuloma with Paraproteinemia | |
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Rheumatoid Nodules | |
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Mixed Cell Granulomas | |
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Foreign Body Reactions | |
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Inflammatory Nodules with Prominent Eosinophils | |
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Angiolymphoid Hyperplasia with Eosinophilia and Kimura's Disease | |
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Scabetic Nodule | |
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Inflammatory Nodules with Mixed Cell Types | |
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Sporotrichosis | |
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Inflammatory Nodules with Necrosis and Neutrophils (Abscesses) | |
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Botryomycosis | |
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Chromoblastomycosis | |
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Inflammatory Nodules with Prominent Necrosis | |
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Aspergillosis | |
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Chronic Ulcers and Sinuses Involving the Reticular Dermis | |
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Chancroid | |
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Pyoderma Gangrenosum | |
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Chondrodermatitis Nodularis Helicis | |
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Dermal Matrix Fiber Disorders | |
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Fiber Disorders, Collagen Increased | |
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Scleroderma | |
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Radiation Dermatitis | |
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Fiber Disorders, Collagen Reduced | |
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Focal Dermal Hypoplasia Syndrome (Goltz) | |
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| |
| |
Fiber Disorders, Elastin Increased or Prominent | |
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| |
Pseudoxanthoma Elasticum | |
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| |
| |
Fiber Disorders, Elastin Reduced | |
| |
| |
Macular Atrophy (Anetoderma) | |
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| |
| |
Fiber Disorders, Perforating | |
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| |
Elastosis Perforans Serpiginosum | |
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| |
Reactive Perforating Collagenosis | |
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| |
Perforating Folliculitis | |
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| |
| |
Deposition of Material in the Dermis | |
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| |
| |
Increased Normal Nonfibrous Matrix Constituents | |
| |
| |
Digital Mucous Cysts and Focal Mucinosis | |
| |
| |
Mucinosis in Lupus Erythematosus | |
| |
| |
Myxedema | |
| |
| |
Scleredema | |
| |
| |
Scleromyxedema | |
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| |
| |
Increased Material Not Normally Present in the Dermis | |
| |
| |
Gout | |
| |
| |
Colloid Milium | |
| |
| |
Idiopathic Calcinosis Cutis | |
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| |
Cryoglobulinemia | |
| |
| |
Keratin Granuloma | |
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| |
Suture Granuloma | |
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| |
| |
Parasitic Infestations of the Skin | |
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| |
Larva Migrans Eruption | |
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| |
References | |
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Tumors and Cysts of the Dermis and Subcutis | |
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| |
| |
Small Cell Tumors | |
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| |
| |
Tumors of Lymphocytes or Hemopoietic Cells | |
| |
| |
Cutaneous B-Cell Lymphoma | |
| |
| |
Cutaneous Diffuse B-Cell Lymphoma | |
| |
| |
Cutaneous T-Cell Lymphoma, Tumor Stage | |
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| |
| |
Tumors of Lymphocytes and Mixed Cell Types | |
| |
| |
B-Cell Cutaneous Lymphoid Hyperplasia (Pseudolymphoma, Lymphocytoma Cutis) | |
| |
| |
| |
Tumors of Plasma Cells | |
| |
| |
Cutaneous Plasmacytoma and Multiple Myeloma | |
| |
| |
| |
Small Round Cell Tumors | |
| |
| |
Cutaneous Small Cell Undifferentiated Carcinoma (Merkel Cell Tumor) | |
| |
| |
Metastatic Small Cell Carcinoma | |
| |
| |
| |
Large Polygonal and Round Cell Tumors | |
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| |
| |
Squamous Cell Tumors | |
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| |
Squamous Cell Carcinoma, Deep | |
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| |
Keratoacanthoma | |
| |
| |
Inverted Follicular Keratosis | |
| |
| |
Pseudoepitheliomatous Hyperplasia | |
| |
| |
Proliferating Trichilemmal Cyst (Pilar Tumor) | |
| |
| |
Prurigo Nodularis | |
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| |
| |
Adenocarcinomas | |
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| |
Metastatic Adenocarcinoma | |
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| |
Metastatic Pulmonary Adenocarcinoma | |
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| |
Metastatic Mammary Carcinoma | |
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| |
| |
Melanocytic Tumors | |
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| |
Melanocytic Nevi, Acquired and Congenital Types | |
| |
| |
Acquired Nevi | |
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| |
Congenital Nevus | |
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| |
Acral Nevus | |
| |
| |
Balloon Cell Nevus | |
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| |
Halo Nevus | |
| |
| |
Regressing Melanoma | |
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| |
Blue Nevus | |
| |
| |
Cellular Blue Nevus | |
| |
| |
Deep Penetrating Nevus | |
| |
| |
Spitz Nevus | |
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| |
Nodular Melanoma | |
| |
| |
Metastatic Malignant Melanoma | |
| |
| |
Metastatic Malignant Melanoma, Satellite Lesion | |
| |
| |
Epidermotropic Metastatic Melanoma | |
| |
| |
| |
Eccrine Tumors | |
| |
| |
Eccrine Spiradenoma | |
| |
| |
Cylindroma | |
| |
| |
Poroma | |
| |
| |
Syringoma | |
| |
| |
Nodular Hidradenoma | |
| |
| |
Clear Cell Syringoma | |
| |
| |
Chondroid Syringoma | |
| |
| |
Microcystic Adnexal Carcinoma | |
| |
| |
Mucinous Eccrine Carcinoma | |
| |
| |
| |
Apocrine Tumors | |
| |
| |
Tubular Apocrine Adenoma | |
| |
| |
Syringocystadenoma Papilliferum | |
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| |
| |
Pilar Tumors | |
| |
| |
Trichoepithelioma | |
| |
| |
Dilated Pore of Winer | |
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| |
Pilar Sheath Acanthoma | |
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| |
Trichilemmoma | |
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| |
Trichofolliculoma | |
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| |
Fibrofolliculoma | |
| |
| |
Trichoadenoma | |
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| |
Pilomatricoma | |
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| |
| |
Sebaceous Tumors | |
| |
| |
Sebaceous Adenoma and Sebaceous Epithelioma (Sebaceoma) | |
| |
| |
Sebaceous Hyperplasia | |
| |
| |
Nevus Sebaceus of Jadassohn | |
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| |
Sebaceous Epithelioma | |
| |
| |
Sebaceous Carcinoma | |
| |
| |
| |
"Histiocytoid" Tumors | |
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| |
Xanthomas and Xanthelasma | |
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| |
Eruptive Xanthoma | |
| |
| |
Verruciform Xanthoma | |
| |
| |
Juvenile Xanthogranuloma | |
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| |
Reticulohistiocytosis | |
| |
| |
| |
Tumors of Large Lymphoid Cells | |
| |
| |
Cutaneous CD30+ (Ki-1+) Anaplastic Large Cell Lymphoma | |
| |
| |
Lymphomatoid Papulosis | |
| |
| |
Leukemia Cutis | |
| |
| |
| |
Mast Cell Tumors | |
| |
| |
Urticaria Pigmentosa, Nodular Lesions | |
| |
| |
| |
Tumors with Prominent Necrosis | |
| |
| |
Epithelioid Sarcoma | |
| |
| |
| |
Miscellaneous and Undifferentiated Epithelial Tumors | |
| |
| |
Granular Cell Tumor | |
| |
| |
Cellular Neurothekeoma | |
| |
| |
Metastatic Malignant Melanoma | |
| |
| |
| |
Spindle Cell, Pleomorphic and Connective Tissue Tumors | |
| |
| |
| |
Fibrohistiocytic Spindle Cell Tumors | |
| |
| |
Dermatofibroma | |
| |
| |
Cellular Dermatofibroma | |
| |
| |
Dermatofibrosarcoma Protuberans | |
| |
| |
Atypical Fibroxanthoma | |
| |
| |
Malignant Fibrous Histiocytoma | |
| |
| |
Fibrous Papule (Angiofibroma) | |
| |
| |
Recurrent Infantile Digital Fibromatosis | |
| |
| |
Keloid | |
| |
| |
Acquired Digital Fibrokeratoma | |
| |
| |
Giant Cell Tumor of Tendon Sheath | |
| |
| |
Nodular Fasciitis | |
| |
| |
Mucocele | |
| |
| |
Digital Mucous Cyst | |
| |
| |
Cutaneous Myxoma | |
| |
| |
| |
Schwannian/Neural Spindle Cell Tumors | |
| |
| |
Neurofibromas | |
| |
| |
Neurofibromatosis | |
| |
| |
Schwannoma (Neurilemmoma) | |
| |
| |
Palisaded Encapsulated Neuroma | |
| |
| |
Accessory Digit | |
| |
| |
| |
Spindle Cell Tumors of Muscle | |
| |
| |
Leiomyomas | |
| |
| |
Angioleiomyoma | |
| |
| |
Smooth Muscle Hamartoma | |
| |
| |
Leiomyosarcoma | |
| |
| |
| |
Melanocytic Spindle Cell Tumors | |
| |
| |
Desmoplastic Melanoma | |
| |
| |
| |
Tumors and Proliferations of Angiogenic Cells | |
| |
| |
Pyogenic Granuloma (Lobular Capillary Hemangioma) | |
| |
| |
Intravascular Papillary Endothelial Hyperplasia (Masson's Hemangio-Endotheliome Vegetant Intravasculaire) | |
| |
| |
Stasis Dermatitis with Vascular Proliferation (Acroangiodermatitis, Pseudo-Kaposi's Sarcoma) | |
| |
| |
Kaposi's Sarcoma | |
| |
| |
Cutaneous Angiosarcoma | |
| |
| |
Angiokeratoma | |
| |
| |
Arteriovenous Hemangioma | |
| |
| |
Cavernous Hemangioma | |
| |
| |
Cherry Hemangioma | |
| |
| |
Microvenular Hemangioma | |
| |
| |
Cutaneous Lymphangioma | |
| |
| |
Venous Lake | |
| |
| |
Epithelioid Hemangioendothelioma | |
| |
| |
Glomangioma | |
| |
| |
Subungual Glomus Tumor | |
| |
| |
| |
Tumors of Adipose Tissue | |
| |
| |
Nevus Lipomatosus Superficialis | |
| |
| |
Lipoma | |
| |
| |
Angiolipomas | |
| |
| |
Spindle Cell Lipoma | |
| |
| |
Pleomorphic Lipomas | |
| |
| |
Liposarcoma | |
| |
| |
| |
Tumors of Cartilaginous Tissue | |
| |
| |
| |
Tumors of Osseous Tissue | |
| |
| |
Albright's Hereditary Osteodystrophy and Osteoma Cutis | |
| |
| |
| |
Cysts of the Dermis and Subcutis | |
| |
| |
| |
Pilar Differentiation | |
| |
| |
Epidermal or Infundibular Cyst | |
| |
| |
Trichilemmal (Pilar) Cyst | |
| |
| |
Steatocystoma | |
| |
| |
Vellus Hair Cyst | |
| |
| |
| |
Eccrine and Similar Differentiation | |
| |
| |
Eccrine Hidrocystoma | |
| |
| |
Median Raphe Cyst | |
| |
| |
Bronchogenic Cyst | |
| |
| |
Cutaneous Endometriosis | |
| |
| |
| |
Apocrine Differentiation | |
| |
| |
Apocrine Hidrocystoma | |
| |
| |
Hidradenoma Papilliferum | |
| |
| |
References | |
| |
| |
| |
Inflammatory and Other Benign Disorders of Skin Appendages | |
| |
| |
| |
Pathology Involving Hair Follicles | |
| |
| |
| |
Scant Inflammation | |
| |
| |
Androgenetic Alopecia | |
| |
| |
Trichotillomania | |
| |
| |
Telogen Effluvium | |
| |
| |
Keratosis Pilaris | |
| |
| |
| |
Lymphocytes Predominant | |
| |
| |
Alopecia Areata | |
| |
| |
Lichen Planopilaris | |
| |
| |
Discoid Lupus Erythematosus of the Scalp | |
| |
| |
Alopecia Mucinosa | |
| |
| |
Rosacea | |
| |
| |
| |
Eosinophils Prominent | |
| |
| |
Eosinophilic Pustular Folliculitis | |
| |
| |
| |
Neutrophils Prominent | |
| |
| |
Acute Deep Folliculitis (Furuncle) | |
| |
| |
Tinea Capitis | |
| |
| |
Majocchi's Granuloma | |
| |
| |
Herpes Simplex Viral Folliculitis | |
| |
| |
| |
Plasma Cells Prominent | |
| |
| |
Folliculitis (Acne) Keloidalis Nuchae | |
| |
| |
Tinea Capitis | |
| |
| |
| |
Fibrosing and Suppurative Follicular Disorders | |
| |
| |
Follicular Occlusion Triad (Hidradenitis Suppurativa, Acne Conglobata, and Perifolliculitis Capitis Abscedens et Suffodiens) | |
| |
| |
Folliculitis Decalvans | |
| |
| |
| |
Pathology Involving Sweat Glands | |
| |
| |
| |
Scant Inflammation | |
| |
| |
Eccrine Nevus | |
| |
| |
| |
Lymphocytes Predominant | |
| |
| |
Lichen Striatus | |
| |
| |
| |
With Plasma Cells | |
| |
| |
Lupus Erythematosus | |
| |
| |
| |
With Eosinophils | |
| |
| |
Arthropod Bite | |
| |
| |
| |
With Neutrophils | |
| |
| |
Neutrophilic Eccrine Hidradenitis | |
| |
| |
| |
Pathology Involving Nerves | |
| |
| |
| |
Lymphocytic Infiltrates | |
| |
| |
| |
Mixed Inflammatory Infiltrates | |
| |
| |
Nerve Involvement in Leprosy | |
| |
| |
Erythema Chronica Migrans with Nerve Involvement | |
| |
| |
Arthropod Bite Reaction with Nerve Involvement | |
| |
| |
| |
Neoplastic Infiltrates | |
| |
| |
Neurotropic Melanoma | |
| |
| |
| |
Pathology of the Nails | |
| |
| |
| |
Lymphocytic Infiltrates | |
| |
| |
Acral Lentiginous Melanoma | |
| |
| |
| |
Lymphocytes with Neutrophils | |
| |
| |
Onychomycosis | |
| |
| |
| |
Vesiculobullous Diseases | |
| |
| |
Darier's Disease | |
| |
| |
| |
Parasitic Infestations | |
| |
| |
Scabies | |
| |
| |
References | |
| |
| |
| |
Disorders of the Subcutis | |
| |
| |
| |
Subcutaneous Vasculitis and Vasculopathy (Septal or Lobular) | |
| |
| |
| |
Neutrophilic Vasculitis | |
| |
| |
Subcutaneous Polyarteritis Nodosa | |
| |
| |
| |
Lymphocytic Vasculitis | |
| |
| |
| |
Granulomatous Vasculitis | |
| |
| |
Erythema Induratum (Nodular Vasculitis) | |
| |
| |
| |
Septal Panniculitis Without Vasculitis | |
| |
| |
| |
Septal Panniculitis, Lymphocytes and Mixed Infiltrates | |
| |
| |
Erythema Nodosum | |
| |
| |
| |
Septal Panniculitis, Granulomatous | |
| |
| |
Subcutaneous Granuloma Annulare | |
| |
| |
| |
Septal Panniculitis, Sclerotic | |
| |
| |
Scleroderma and Morphea | |
| |
| |
| |
Lobular Panniculitis Without Vasculitis | |
| |
| |
| |
Lobular Panniculitis, Lymphocytes Predominant | |
| |
| |
Lupus Erythematosus Panniculitis | |
| |
| |
| |
Lobular Panniculitis, Lymphocytes and Plasma Cells | |
| |
| |
| |
Lobular Panniculitis, Neutrophilic | |
| |
| |
| |
Lobular Panniculitis, Eosinophils Prominent | |
| |
| |
| |
Lobular Panniculitis, Histicytes Prominent | |
| |
| |
Histiocytic Cytophagic Panniculitis (Subcutaneous T-Cell Lymphoma with Hemophagocytic Syndrome) | |
| |
| |
| |
Lobular Panniculitis, Mixed with Foam Cells | |
| |
| |
Relapsing Febrile Nodular Nonsuppurative Panniculitis (Weber-Christian Disease) | |
| |
| |
| |
Lobular Panniculitis, Granulomatous | |
| |
| |
Subcutaneous Sarcoidosis | |
| |
| |
| |
Lobular Panniculitis, Crystal Deposits, Calcifications | |
| |
| |
Subcutaneous Fat Necrosis of the Newborn | |
| |
| |
Calcifying Panniculitis (Calciphylaxis) | |
| |
| |
| |
Lobular Panniculitis, Necrosis Prominent | |
| |
| |
Subcutaneous Nodular Fat Necrosis in Pancreatic Disease | |
| |
| |
| |
Lobular Panniculitis, Embryonic Fat Pattern | |
| |
| |
Localized Lipoatrophy and Lipodystrophy | |
| |
| |
| |
Lobular Panniculitis, Miscellaneous | |
| |
| |
Lipomembranous Change or Lipomembranous Panniculitis | |
| |
| |
| |
Mixed Lobular and Septal Panniculitis | |
| |
| |
| |
With Hemorrhage or Sclerosis | |
| |
| |
Panniculitis Due to Physical or Chemical Agents | |
| |
| |
| |
With Many Neutrophils | |
| |
| |
Necrotizing Fasciitis | |
| |
| |
| |
With Many Eosinophils | |
| |
| |
Eosinophilic Fasciitis (Shulman's Syndrome) | |
| |
| |
| |
With Many Lymphocytes | |
| |
| |
Subcutaneous Panniculitic or Lipotropic T-Cell Lymphoma | |
| |
| |
| |
With Cytophagic Histiocytes | |
| |
| |
Sinus Histiocytosis with Massive Lymphadenopathy (Rosai-Dorfman) | |
| |
| |
| |
With Granulomas | |
| |
| |
Mycobacterial Panniculitis | |
| |
| |
Erythema Nodosum Leprosum (Type 2 Leprosy Reaction) | |
| |
| |
| |
Subcutaneous Abscesses | |
| |
| |
| |
With Neutrophils | |
| |
| |
Phaeohyphomycotic Cyst | |
| |
| |
References | |
| |
| |
Alphabetical List of Diseases | |