Imaging in medicine

---Please note: Thisis course is due to be archived on 11th May 2023. You can study thecourse up until this date. For learners who have completed the course, theStatement of Participation will remain in your learner records in yourOpenLearn profile.---X-rays, CT scans and MRI scans are all medical imaging techniques of great practical importance that have been encountered by a great many people in their medical histories. This free course, Imaging in medicine, illustrates how these techniques work and their limitations and advantages.

• Introduction
• Learning outcomes
• 1 Current imaging techniques
• 1 Current imaging techniques
• 2 X-ray imaging
• 2 X-ray imaging
• 2.1 Introduction
• 2.2 Components of an X-ray unit
• 2.2.1 X-ray source
• 2.2.2 Collimator
• 2.2.3 Couch
• 2.2.4 Film cassette and grid
• 3 Computed tomography
• 3 Computed tomography
• 4 Magnetic resonance imaging
• 4 Magnetic resonance imaging
• 5 Ultrasound
• 5 Ultrasound
• 6 Radionuclide imaging
• 6 Radionuclide imaging
• 6.1 Introduction
• 6.2 Producing the radioactive substance (elution)
• 6.2.1 Injecting the radioactive substance
• 6.3 How a gamma camera works
• 6.3.1 Collimator
• 6.3.2 Crystal
• 6.3.3 Photomultiplier tubes and detection circuitry
• 6.4 Taking the image
• 7 Conclusion
• 7 Conclusion
• Acknowledgements