An evaluation of avascular necrosis of the hip begins with a medical history and physical examination.

Physical findings in someone with avascular necrosis of the hip may include:

• Limited range of motion in hip joint
• Pain in hip joint with range of motion

Testing is necessary to confirm the diagnosis of avascular necrosis of the hip.

Tests used to evaluate avascular necrosis of the hip include:

• Hip x-rays: often diagnostic
• Hip MRI
• Bone scanning