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PET/MR Advantages and Challenges

PET/MR Advantages and Challenges. M. Mehdi Khalighi GE Healthcare. Outline. Review Magnetic Resonance Imaging (MRI) Introduction to Magnetic Resonance and Spectroscopy ( Pippa Storey ) Review Positron Emission Tomography (PET) PET: Physics, Instrumentation and Scanners (Michael Phelps)

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PET/MR Advantages and Challenges

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  1. PET/MR Advantages and Challenges M. Mehdi Khalighi GE Healthcare

  2. Outline • Review Magnetic Resonance Imaging (MRI) • Introduction to Magnetic Resonance and Spectroscopy (PippaStorey) • Review Positron Emission Tomography (PET) • PET: Physics, Instrumentation and Scanners (Michael Phelps) • Why hybrid PET/MR? • Challenges of making hybrid PET/MR

  3. MRI Review: Spin Precession

  4. MRI Review: Spin Precession / Alignment

  5. MRI Review: Spin Alignment

  6. MRI Review: Net Magnetization

  7. MRI Review: Resonance (Excitation)

  8. MRI Review: Resonance (Excitation)

  9. MRI Review: Free Induction Decay (FID)

  10. MRI Review: Relaxation

  11. MRI Review: Gradient Concept Paul Lauterbur 1929-2007 Peter Mansfield 1933-

  12. MRI Review: Gradient Concept

  13. MRI Review: 2D Imaging

  14. MRI Review: Image Reconstruction

  15. Winding Magnet

  16. Locking the Winding in Epoxy

  17. MRI Hardware Overview

  18. PET Review: Annihilation

  19. PET Review: Detector

  20. PET Review: Detector

  21. PET Review: Detector Ring

  22. PET Review: Photon Interactions in Matter Photoelectric Effect Compton Scatter

  23. PET Review: Positron Range

  24. PET Review: Non-Colinearity

  25. PET Review: Coincidence Event Types

  26. Why PET/MR? Courtesy of Dr. Craig Levin (Stanford Univ.)

  27. PET/MR Advantages From Dr. Alexander Guimaraes (MGH)

  28. PET/MR Advantages From Dr. Alexander Guimaraes (MGH)

  29. PET/MR Advantages

  30. PET/MR Advantages Slide from: Dominique Delbeke, Vanderbilt University Medical Center

  31. System Overview

  32. System Overview

  33. PET Detector PMT-based Module SiPM Module AA battery (size comparison)

  34. PET Tube

  35. Thank You.

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