MICA IMAGES A0023
Muscle oedema and fatty replacement · MRI
Water-sensitive signal and intramuscular fat provide different information about muscle involvement.
Machado, Pedro*; Brady, Stefen*; Hanna, Michael G., Inclusion_body_myositis_MRI.jpg, CC BY 3.0, Wikimedia Commons; conversion WebP et réduction proportionnelle.



Learning objective
Observe and describe the document, then compare your interpretation with the atlas sheet.
Points to observe
- Axial fat-suppressed T2-weighted (STIR) image through the pelvis.
- The source reports sciatic nerve compression.
Open observation mode