|
Date
|
Topic
|
Readings
|
|
Sept 5-12
|
Introduction & policies Overview of medical imaging modalities (0.5 week) Fourier Transforms (1 week) Review of 1D transforms and systems Spatial transforms 2D transforms and systems Sampling in 2D |
Macovski Chs. 1 & 2 |
|
Sept 14-Oct 5
|
Ultrasound (3.5 weeks) Basic 2-D Imaging Principles Tissue properties, reflections Resolution issues Huygens principle and diffraction Lens viewed as propagation delay Parabolic approx. and diffraction Spatial sampling of an aperture Time delay accuracy Beam former architecture Noise (speckle, electronic) Doppler ultrasound |
HP Handouts Macovski Chs. 9, 10 |
|
Oct 12-Nov 2
(no class Oct17) |
Magnetic Resonance Imaging (3.5 weeks) Spin mechanics, excitation, relaxation The Bloch equation The signal equationk-space, sampling, resolution, field of view Pulse sequences Selective excitation, excitation k-space Imaging issues, noise |
Nishmura Chs. 3-6 |
|
Nov 7-9
|
X-ray Physics (1 week) Interaction of photons & matter Attenuation and line integrals |
Macovski Ch. 3 |
|
Nov 14-21
(no class Nov 23) |
Computed Tomography (CT) (1.5 weeks) Reconstruction algorithms |
Macovski Ch. 7 |
|
Nov 28-Dec 5
|
Projection x-ray systems (1.5 weeks) Source issues and magnification Detector issues Poisson noise |
Macovski Chs. 4-6 |
|
Dec 7-12
|
Nuclear Medicine (1.0 weeks) Source imaging Emission tomography PET Imperfections (attenuation, noise, randoms…) |
Macovski Ch. 8 Nuclear Med. Handouts |
|
Dec 19, 5 pm
|
Take-home final is due. |