Hello, Avascular necrosis (AVN) of the hip is a painful condition that occurs when the blood supply to the head of the femur (thighbone) is disrupted. Although it can occur in any bone, but most often affects the hip. The treatment depends on the severity of the disease. Stem Cell therapy may provide a promising new treatment in near future. Consult an orthopedic, the doctor will evaluate the condition of the patient by examining the patient physically may also do some tests like x-ray, blood tests, MRI and others, and then decide on the line of treatment. You can visit our page to find orthopedic doctors - 10 Best Orthopedic Doctor in India.