Preface | p. xiii |
Basic Review | p. 1 |
Matter, Elements, and Atoms | p. 1 |
Simplified Structure of an Atom | p. 1 |
Molecules | p. 2 |
Binding Energy, Ionization, and Excitation | p. 2 |
Forces or Fields | p. 3 |
Electromagnetic Forces | p. 3 |
Characteristic X-Rays and Auger Electrons | p. 4 |
Interchangeability of Mass and Energy | p. 5 |
Nuclides and Radioactive Processes | p. 7 |
Nuclides and Their Classification | p. 7 |
Nuclear Structure and Excited States of a Nuclide | p. 7 |
Radionuclides and Stability of Nuclides | p. 8 |
Radioactive Series or Chain | p. 9 |
Radioactive Processes and Conservation Laws | p. 9 |
Alpha Decay | p. 9 |
Beta Decay | p. 10 |
Gamma Decay or Isomeric Transition | p. 12 |
Decay Schemes | p. 13 |
Radioactivity: Law of Decay, Half-Life, and Statistics | p. 20 |
Radioactivity: Definition, Units, and Dosage | p. 20 |
Law of Decay | p. 21 |
Calculation of the Mass of a Radioactive Sample | p. 21 |
Specific Activity | p. 22 |
The Exponential Law of Decay | p. 22 |
Half-Life | p. 23 |
Problems on Radioactive Decay | p. 24 |
Average Life (T[subscript av]) | p. 25 |
Biological Half-Life | p. 25 |
Effective Half-Life | p. 26 |
Statistics of Radioactive Decay | p. 27 |
Poisson Distribution, Standard Deviation, and Percent Standard Deviation | p. 27 |
Propagation of Statistical Errors | p. 28 |
Room Background | p. 29 |
Production of Radionuclides | p. 31 |
Methods of Radionuclide Production | p. 31 |
Reactor-Produced Radionuclides | p. 31 |
Accelerator- or Cyclotron-Produced Radionuclides | p. 32 |
Fission-Produced Radionuclides | p. 33 |
General Considerations in the Production of Radionuclides | p. 33 |
Production of Short-Lived Radionuclides, Using a Generator | p. 34 |
Principles of a Generator | p. 34 |
Description of a Typical Generator | p. 36 |
Radiopharmaceuticals | p. 40 |
Design Considerations for a Radiopharmaceutical | p. 40 |
Selection of a Radionuclide | p. 40 |
Selection of a Chemical | p. 41 |
Development of a Radiopharmaceutical | p. 41 |
Chemical Studies | p. 41 |
Animal Distribution and Toxicity Studies | p. 42 |
Human or Clinical Studies | p. 42 |
Quality Control of a Radiopharmaceutical | p. 42 |
Radionuclidic Purity | p. 42 |
Radiochemical Purity | p. 43 |
Chemical Purity | p. 43 |
Sterility | p. 43 |
Apyrogenicity | p. 43 |
Labeling of Radiopharmaceuticals with Technetium-99m | p. 43 |
Technetium-99m-Labeled Radiopharmaceuticals | p. 44 |
Technetium-99m Pertechnetate ([superscript 99m]TcO[superscript - subscript 4]) | p. 44 |
Technetium-99m-Labeled Sulfur Colloid | p. 44 |
Technetium-99m-Labeled Macroaggregated Albumin ([superscript 99m]Tc MAA) | p. 45 |
Technetium-99m-Labeled Polyphosphate, Pyrophosphate, and Diphosphonate | p. 45 |
Technetium-99m-Labeled Human Serum Albumin | p. 45 |
Technetium-99m-Labeled Red Cells | p. 45 |
Technetium-99m-Labeled 2,3-Dimercaptosuccinic Acid (DMSA) | p. 46 |
Technetium-99m-Labeled Diethylenetriamine Pentaacetic Acid (DTPA) | p. 46 |
Technetium-99m-Labeled Glucoheptonate | p. 46 |
Technetium-99m-Labeled Mertiatide (MAG3) | p. 46 |
Technetium-99m-Labeled 2,6-Dimethyl Acetanilide Iminodiacetic Acid (HIDA) and Related Compounds (Diethyl-IDA, PIPIDA, and DISIDA) | p. 46 |
Technetium-99m-Labeled Sestamibi (Cardiolite) | p. 46 |
Technetium-99m-Labeled Teboroxime (Cardiotec) | p. 47 |
Technetium-99m-Labeled Tetrofosmin (Myoview) | p. 47 |
Technetium-99m-Labeled Brain Imaging Agents (Exametazime [Ceretec], Hexamethylpropyleneamine Oxime [HMPAO], and Ethyl Cysteinate Dimer [ECD]) | p. 47 |
Radioiodine-Labeled Radiopharmaceuticals ([superscript 131]I and [superscript 123]I) | p. 47 |
Iodine-131- or Iodine-123-Labeled Sodium Iodide | p. 48 |
Other Iodine-123-Labeled Radiopharmaceuticals | p. 48 |
Compounds Labeled with Other Radionuclides | p. 48 |
Gallium-67 Citrate | p. 48 |
Thallous-201 Chloride | p. 48 |
Chromium-51-Labeled Red Cells | p. 49 |
Indium-111-Labeled DTPA | p. 49 |
Indium-111-Labeled Platelets and Leukocytes | p. 49 |
Indium-111-Labeled DTPA Pentetreotide (OctreoScan) | p. 49 |
Radiolabeled Monoclonal Antibodies and Synthetic Peptides | p. 49 |
Radioactive Gases and Aerosols | p. 50 |
Radiopharmeceuticals for PET Imaging | p. 50 |
[superscript 18]FDG (2-deoxy-fluoro-D-glucose) | p. 51 |
Therapeutic Uses of Radiopharmaceuticals | p. 51 |
Design of a Radiopharmaceutical for Therapeutic Uses | p. 51 |
Problems and Uses | p. 51 |
Misadministration of Radiopharmaceuticals | p. 52 |
Interaction of High-Energy Radiation With Matter | p. 55 |
Interaction of Charged Particles (10 keV to 10 MeV) | p. 55 |
Principal Mechanism of Interaction | p. 55 |
Differences Between Lighter and Heavier Charged Particles | p. 55 |
Range R of a Charged Particle | p. 56 |
Factors That Affect Range, R | p. 57 |
Bremsstrahlung Production | p. 57 |
Stopping Power (S) | p. 57 |
Linear Energy Transfer (LET) | p. 58 |
Difference Between LET and Stopping Power S | p. 58 |
Annihilation of Positrons | p. 58 |
Interaction of x- or [gamma]-rays (10 keV to 10 MeV) | p. 58 |
Attenuation and Transmission of X- or [gamma]-Rays | p. 58 |
Attenuation Through Heterogeneous Medium | p. 60 |
Mass Attenuation Coefficient, [mu] (mass) | p. 60 |
Atomic Attenuation Coefficient, [mu] (atom) | p. 60 |
Mechanisms of Interaction | p. 61 |
Dependence of [mu] (mass) and [mu] (linear) on Z | p. 63 |
Relative Importance of the Three Processes | p. 64 |
Interaction of Neutrons | p. 64 |
Radiation Dosimetry | p. 66 |
General Comments on Radiation Dose Calculations | p. 66 |
Definitions and Units | p. 66 |
Radiation Dose, D | p. 67 |
Radiation Dose Rate, dD/dt | p. 67 |
Parameters or Data Needed | p. 67 |
Calculation of the Radiation Dose | p. 67 |
Rate of Energy Emission | p. 68 |
Rate of Energy Absorption | p. 68 |
Dose Rate, dD/dt | p. 69 |
Average Dose, D | p. 70 |
Simplification of Radiation Dose Calculations Using "S" Factor | p. 70 |
Some Illustrative Examples | p. 72 |
Radiation Doses in Routine Imaging Procedures | p. 74 |
Radiation Dose to a Fetus | p. 74 |
Detection of High-Energy Radiation | p. 77 |
What Do We Want to Know About Radiation? | p. 77 |
Simple Detection | p. 77 |
Quantity of Radiation | p. 77 |
Energy of the Radiation | p. 77 |
Nature of Radiation | p. 77 |
What Makes One Radiation Detector Better Than Another? | p. 78 |
Intrinsic Efficiency or Sensitivity | p. 78 |
Dead Time or Resolving Time | p. 78 |
Energy Discrimination Capability or Energy Resolution | p. 79 |
Other Considerations | p. 79 |
Types of Detectors | p. 79 |
Gas-Filled Detectors | p. 79 |
Scintillation Detectors (Counters) | p. 84 |
Semiconductor Detectors | p. 92 |
In Vitro Radiation Detection | p. 95 |
Overall Efficiency E | p. 95 |
Intrinsic Efficiency | p. 95 |
Geometric Efficiency | p. 95 |
Well-type NaI(Tl) Scintillation Detectors (Well Counters) | p. 96 |
Liquid Scintillation Detectors | p. 98 |
Basic Components | p. 99 |
Preparation of the Sample Detector Vial | p. 100 |
Problems Arising in Sample Preparation | p. 100 |
In Vivo Radiation Detection: Basic Problems, Probes, and Rectilinear Scanners | p. 103 |
Basic Problems | p. 103 |
Collimation | p. 103 |
Scattering | p. 104 |
Attenuation | p. 106 |
Organ Uptake Probes | p. 107 |
NaI(Tl) Detector | p. 107 |
Collimator | p. 107 |
Organ Imaging Devices | p. 107 |
Rectilinear Scanner | p. 108 |
In Vivo Radiation Detection: Scintillation Camera | p. 110 |
Scintillation Camera | p. 110 |
Collimators | p. 111 |
Detector, NaI(Tl) Crystal | p. 114 |
Position Determining Circuit (x, y Coordinates) | p. 115 |
Display | p. 117 |
Imaging with a Scintillation Camera | p. 119 |
Interfacing with a Computer or All-digital Camera | p. 120 |
Digitization in General | p. 120 |
Digitization in the Scintillation Camera | p. 121 |
Some Applications of Computers | p. 122 |
Automatic Acquisition of Images | p. 122 |
Display of Images | p. 124 |
Analysis of the Images | p. 124 |
Operational Characteristics and Quality Control of a Scintillation Camera | p. 128 |
Quantitative Parameters for Measuring Spatial Resolution | p. 128 |
Point-Spread Function and FWHM | p. 128 |
Modulation Transfer Function | p. 128 |
Resolution of an Imaging Chain | p. 130 |
Quantitative Parameters for Measuring Sensitivity | p. 130 |
Point Sensitivity S[subscript P] | p. 130 |
Line Sensitivity S[subscript L] | p. 130 |
Plane Sensitivity S[subscript A] | p. 130 |
Factors Affecting Spatial Resolution and Sensitivity of an Imager | p. 131 |
Scintillation Camera | p. 131 |
Loss of Spatial Resolution Resulting from Septal Penetration | p. 132 |
Variation in Spatial Resolution with Depth | p. 132 |
Uniformity and High Count Rate Performance of a Scintillation Camera | p. 132 |
Uniformity | p. 133 |
High Count Rate Performance | p. 134 |
Quality Control of Imaging Devices | p. 135 |
Scintillation Camera | p. 135 |
Detectability or Final Contrast in an Image | p. 139 |
Parameters that Affect Detectability of a Lesion | p. 139 |
Object Contrast | p. 139 |
Spatial Resolution and Sensitivity of an Imaging Device | p. 140 |
Statistical (Quantum) Noise | p. 140 |
Projection of Volume Distribution into Areal Distribution | p. 142 |
Compton Scattering of [gamma]-Rays | p. 142 |
Attenuation | p. 143 |
Object Motion | p. 143 |
Display Parameters | p. 143 |
Contrast-Detail Curve | p. 143 |
Receiver Operator Characteristic (ROC) Curve | p. 144 |
Emission Computed Tomography | p. 146 |
Principles of Transverse Tomography | p. 146 |
Considerations in Data Acquisition | p. 146 |
Reconstruction of the Cross Section | p. 148 |
Single-photon Emission Computed Tomography | p. 149 |
Data Acquisition with a Scintillation Camera | p. 149 |
Collimators | p. 150 |
Attenuation Correction | p. 151 |
Scatter Correction | p. 151 |
Resolution Correction | p. 152 |
Other Requirements or Sources of Error | p. 153 |
Positron Emission Tomography | p. 153 |
Why PET? | p. 153 |
Principles of PET | p. 153 |
PET Instrumentation | p. 156 |
PET-CT and PET-SPECT Instrument | p. 157 |
High-energy SPECT and PET with a Scintillation Camera | p. 159 |
Biological Effects of Radiation and Risk Evaluation from Radiation Exposure | p. 160 |
Mechanism of Biological Damage | p. 160 |
Factors Affecting Biological Damage | p. 160 |
Radiation Dose | p. 160 |
Dose Rate | p. 161 |
LET or Type of Radiation | p. 161 |
Type of Tissue | p. 161 |
Amount of Tissue | p. 162 |
Rate of Cell Turnover | p. 162 |
Biological Variation | p. 162 |
Chemical Modifiers | p. 162 |
Biological Effect, Equivalent Dose, and Dose Equivalent | p. 162 |
Equivalent Dose | p. 162 |
Dose Equivalent | p. 162 |
Deleterious Effects in Humans | p. 163 |
Acute Effects | p. 163 |
Late Effects | p. 163 |
Radiation Effects in the Fetus | p. 164 |
Different Radiation Exposures and the Concept of Effective Dose or Effective Dose Equivalent | p. 164 |
Sources of Radiation Exposure | p. 165 |
Methodology for Comparison of Different Exposures | p. 165 |
Effective Doses in Nuclear Medicine and Comparison with Other Sources of Exposure | p. 166 |
Methods of Safe Handling of Radionuclides and Pertaining Rules and Regulations | p. 168 |
Principles of Reducing Exposure from External Sources | p. 168 |
Time | p. 168 |
Distance | p. 169 |
Shielding | p. 169 |
Avoiding Internal Contamination | p. 170 |
The Radioactive Patient | p. 171 |
Rules and Regulations | p. 171 |
U.S. Regulatory Agencies | p. 171 |
Exposure or Dose Limits: Annual Limit on Intake and Derived Air Concentration | p. 171 |
ALARA Principle | p. 172 |
Types of Licenses | p. 172 |
Radiation Safety Committee and Radiation Safety Officer | p. 172 |
Personnel Monitoring | p. 173 |
Receipt, Use, and Disposal of Radionuclides | p. 173 |
Control and Labeling of Areas Where Radionuclides are Stored and/or Used | p. 173 |
Contamination Survey and Radiation-Level Monitoring | p. 174 |
Receiving and Shipping (Transport) of Radioactive Packages | p. 174 |
Accidental Radioactive Spills | p. 174 |
Appendix A: Physical Characteristics of Some Radionuclides of Interest in Nuclear Medicine | p. 177 |
Appendix B: CGS and SI Units | p. 181 |
Appendix C: Exponential Table | p. 183 |
Appendix D: Radionuclides of Interest in Nuclear Medicine | p. 185 |
Appendix E: Organ Masses of a Standard Man | p. 187 |
Answers | p. 189 |
Suggestions for Further Reading | p. 195 |
Index | p. 197 |
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