WEEK 1 Rich Mildren and Simon French
Introduction to Unit; Electricity and magnetism/Explanation of syllabus.
WEEK 2 Rich Mildren
Electric currents. Electromagnetic radiation. X-ray circuits. X-ray tubes.
WEEK 3 Rich Mildren
What are X-rays and how are they produced. X-ray interactions.
WEEK 4 Hazel Jenkins
Historical background and the current use of radiography. Image formation. Optical Density and Contrast as related to exposure parameters: milliamperes (mA),time (s), milliampere seconds (mAs), Kilovoltage (kVp), distance (SID or FFD).
WEEK 5 Hazel Jenkins
Scatter radiation. Grids. Image sharpness. Assessing the image.
WEEK 6 - Craig Moore
Radiographic film. Film processing. Sensitometry & densitometry. Characteristic curve. Intensifying screens – Construction; Spectral matching; Screen speed; Quantum mottle Film/screen cassettes;
WEEK 7 - Craig Moore
Direct Radiography, Computed Radiography, Radiological Information Systems (RIS) and Picture Archival and Communication Systems (PACS). Digital Image manipulation – Window and Level (Density and Contrast). Exposure Indices.
WEEK 8 - Craig Moore
Variable kVp techniques. Automatic Exposure Control (AEC). Image artifacts.
WEEK 9 - Craig Moore
Biological effects of radiation. The Law of Bergonne & Tribondeau. Linear energy transfer. Types of cell damage.
WEEK 10 - Craig Moore
Direct & indirect effects. High-dose radiation effects. Radiation & pregnancy. Genetic effects.
WEEK 11 - Craig Moore
Radiation protection. Reduction of radiation dose to the patient. Reduction of radiation exposure to the staff. Effective dose. Regulations. Radiation detectors. Natural background radiation.
WEEK 12 - Craig Moore
Special radiographic equipment (Fluoroscopy, CT, MRI).
WEEK 13 No lecture for HLTH3140 (CHIR6410 lecture will occur)