LECTURE NOTES IN MEDICAL ENGINEERING

Dual Energy & Spectral CT: Double your Gun — Double your Fun!

Spectral CT, Quantitative CT & Material Decomposition

These are the lecture notes for FAU’s YouTube Lecture “Medical Engineering”. This is a full transcript of the lecture video & matching slides. The course is supported by a corresponding Open Access Book, and Open Source Slides (zenodo/github). We hope, you enjoy this as much as the videos. Of course, this transcript was created with deep learning techniques largely automatically and only minor manual modifications were performed. Try it yourself! If you spot mistakes, please let us know!

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Welcome back to medical engineering. Today we want to discuss a little bit about the spectral properties of X-rays and how they can be incorporated into the CT reconstruction process. So today’s topic will be spectral CT.

Image from the Medical Engineering lecture under CC BY 4.0.

Let me give you a short refresher about the measurement process and the different energies improved. Then we will go ahead and talk about the properties that…