I'm 25 with avascular necrosis (bilateral) and I don't have lupus, sickle cell disease, never used steroid medication, nor never injury a bone! Reason?

ETOH? Trauma is a common cause. Steroid use & etoh abuse are next. Heredity and other diseases can cause it as well. Otherwise it is idiopathic.

Related Questions

Why avascular necrosis in sickle cell disease involve long bone only?

The ends of . The long bones have the most tenuous blood supply, and thus are at the greatest risk. Read more...
Not only long bones. Sickle cell avn can occur in any bone that has limited blood supply. The obstruction to blood flow caused by sickle cells can cause the bone to die and distort normal shape and function, causing pain. The head of the femur (a long bone) and the talus bone (not long bone) in the ankle are common sites of avn in my sickle cell patients. Read more...

I had my hip replaced in 2008 because of avascular necrosis secondary to sickle cell disease, but now my hip hurts like it did before it got replaced. Is this normal?

Not is not. Not is not normal to expirience this type of pain unless something is not right with your hip replacement.You should consult with the physician who did your surgery and new x-ray should be taken to rule-ouy the #1 issue for this type of pain thart is loosening of the implanted components. Read more...