New School Year

Welcome to the class blog for Nuclear Medicine Physics at Lehigh Valley Hospital.  This class is taught at Lehigh Valley Hospital for students who are planning to become nuclear medicine technologists.

You may find older postings below.  These postings are from last year's class and will be reposted and updated when we come back to the same material this year.

The syllabus for the class:

SYLLABUS NMT 421 Physics of Nuclear Medicine

A text version:

NMT 421 Physics of Nuclear Medicine
Fall 2009

Instructors
David S. Graff Ph.D.
E-mail: David_S.Graff@lvh.com

“The materials used in this course may include copyright protected materials
provided for the personal educational use of the enrolled students and may not be
further distributed.”
“While the provisions of this syllabus are as accurate and complete as possible,
the instructor reserves the right to change any provision herein. Students will
be notified of any changes and it is the responsibility of each student to know
what changes, if any, have been made to the provisions of this syllabus and to
successfully complete the requirements of this course.

GRADING:
Homework & Labs: 10%
Quizzes: 25%
Midterm: 30%
Final: 35%
MODULE 1
1. Review of basic physics quantities and units of measurement
• Definitions and units of measurement of the fundamental physical entities.

2. Atomic {extra-nuclear} and Nuclear Structure
• A review of atomic structure and the periodic table of the elements:
• Nuclear structure and nomenclature
• Isotones, isobars, and isomers
• The even - odd rule
• The neutron : proton ratio
• Nuclear energy - the mass defect and nuclear binding energy
MODULE 1 QUIZ

MODULE 2
3. Nuclear transformations {radioactive decay processes}
• Decay vs. de-excitation
• Alpha decay
• Beta minus decay
• Beta plus decay
• Isomeric transitions – prompt and delayed
• Decay schemes
MODULE 2 QUIZ

MODULE 3
4. Radioactivity—Law of Decay, Half Life, and Statistics
• Disintegration rate as a function of the number of nuclei present
• Radioactivity as a function of initial activity and time
• Serial decay and the Bateman equation
• Secular vs. transient equilibrium
MODULE 3 QUIZ


MODULE 4
5. Production of radionuclides
• Nuclear reactor products – fission products and neutron activated
• Accelerator {cyclotron} products
MODULE 4 QUIZ

MODULE 5
6. Ionizing Radiation: Interactions with Matter
Part 1: Directly Ionizing
• Definition of ionizing radiation
• Types and sources of directly ionizing radiation
• Linear energy transfer (LET)
• The Bragg curve of charged particle interactions
• The range of charged particle interaction
• Positron interactions and annihilation radiation
 MODULE 5 QUIZ

MODULE 6
7. Ionizing Radiation: Interactions with Matter
Part 2: Indirectly Ionizing
• Definition of indirectly ionizing radiation
• Properties of electromagnetic radiation
• The electromagnetic spectrum and ionizing radiation
• Photon interactions with matter
• Coherent scatter (σcoh)
• Photoelectric effect (τ)
• Compton scatter (σs or σa)
• Pair production (π)
MODULE 6 QUIZ

MODULE 7
8. Ionizing Radiation: Interactions with Matter
Part 3: Indirectly Ionizing
• Attenuation and shielding
• Absorption 
• Attenuation / absorption coefficients
• Total attenuation (absorption) μ = σcoh + τ + σ + π
• Mass vs. linear attenuation / absorption coefficient
• Mono-energetic photon attenuation / absorption –
Ix = Io e-μx
• Half-value-layer (HVL) {x= HVL & [Ix / Io] = ½}
MODULE 7 QUIZ
 

MODULE 8
9. External {radionuclide} dosimetry
• The exposure rate constant {gamma constant} (Γ)
• Exposure (R) to dose (rad) conversion
• 0.869 rads / R in air
• f-factor for tissue
• Factors that determine total radiation dose (external)
• Source activity (A)
• Time (t)
• Distance (d)
• Shielding (e-μx)
• External exposure calculations
• Without shielding R = AΓt / d2
• With shielding R = (AΓt / d2) (e-μx)
MODULE 8 QUIZ

MODULE 9
10. Radiation detectors
 Part I: Gas-filled detectors
• Principles (recombination, saturation, proportional, Geiger regions of detector response)
• Ionization chambers
• Geiger-Muller counters
Part II: Scintillation and semiconductor detectors
• Scintillation detectors
• Solid scintillation detectors: Solid state components, electronics
• Gamma-ray spectroscopy
• Performance parameters of counting systems (energy resolution, deadtime, detection efficiency)
• Special devices: Well counters, thyroid probes
 MODULE 9 QUIZ

MODULE 10
11. Gamma cameras 
Part I: Principles of operation
• Detector
• Collimators
• Photomultiplier tubes
• X-Y position logic
• Digital and solid state digital cameras
Part II: Performance parameters
• Spatial resolution
• Sensitivity
• Uniformity
• Count rate response
  MODULE 10 QUIZ
 

MODULE 11
11. Gamma cameras 
Part I: Principles of operation
• Detector
• Collimators
• Photomultiplier tubes
• X-Y position logic
• Digital and solid state digital cameras

Part II: Performance parameters
• Spatial resolution
• Sensitivity
• Uniformity
• Count rate response
  MODULE 11 QUIZ

MODULE 12
12. Special imaging devices
Part I: SPECT
• Principles
• Data acquisition and image reconstruction
• Performance parameters
• Hybrid devices (SPECT/CT, PET/CT)
Part II: PET
• Positron-emitting radionuclides
• Detectors (block)
• Electronics (coincidence timing windows, time-of-flight analysis circuits)
• Data acquisition and image reconstruction
• Performance parameters
• Hybrid devices (SPECT/CT, PET/CT)
  MODULE 12 QUIZ


MODULE 13
13. Internal {radiopharmaceutical} dosimetry
• Medical Internal Radiation Dose (MIRD) method of calculations
• Standardized units and tables
• The generalized equation(s)
• Parameter definitions and tabulated sources
• Accumulative activity determination (~A) in the source organ
• Physical, biological, and effective half-times
• ~Ai = Ao f Teff [accumulative activity in source organ (i)]
• The “S” factor for specific source-target organ sets
• Calculating organ doses for multiple source organs
• Standard dose tables and factors which modify their values.
MODULE 13 QUIZ