Annotated image
STIR
Modality: Annotated image (STIR)

- “ This young bone marrow recipient patient is on high dose steroids, and developed extensive AVN of the knee. ”

Used in the following article:

  • Double line sign - “ The double line sign is an MRI finding seen at the periphery of a region of osteonecrosis (avascular necrosis, bone infarct). It is best seen on T...”
  • Rim sign (avascular necrosis) - “ A rim sign can be seen in avascular necrosis and comprises a high T2 or intermediate T1 signal line sandwiched between two low signal lines, and r...”
  • Osteochondral defect - “ Osteochondral defects are focal areas of articular damage with cartilage damage and injury of the adjacent subchondral bone.  Terminology Osteoc...”
  • Osteochondral injury staging - “ Osteochondral injury staging system for MRI attempts to grade the stability and severity of osteochondral injury and is used to plan management. ...”

View full size version of Avascular necrosis of the knee

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