Avascular necrosis of femur at knee? can it happen there?

Yes: Yes it could happen.Thank you.

Yes: While avascular necrosis at the hip is most common, it can happen many other places; including in the femur at the knee.

Yes: There are a variety of sites that can be involved: knee, hip, shoulders and also. Ankles, feet. Hands, spine and wrists. It is also descrfibed in the jaw - but this appear to differ from the other types. The most common site in the knee is the inner or medial femoral condyle. Associations include: alcohol abuse, steroid usage (usually high doses over a long period), sickle cell, etc.

Yes.: It's a very common location for it. See an orthopedic knee surgeon for proper care.