Clinical recommendation	Evidence rating	References
Initial plain radiography of the hip should include an anteroposterior view of the pelvis and a frog-leg lateral view of the symptomatic hip.	C	4
Magnetic resonance imaging should be used for detection of occult hip fractures, stress fractures, and osteonecrosis of the femoral head.	C	23, 30, 33
Magnetic resonance arthrography is the diagnostic test of choice for labral tears.	C	6, 19
Ultrasonography is a helpful diagnostic modality for patients with suspected bursitis, joint effusion, or functional causes of hip pain (e.g., snapping hip), and can be employed for therapeutic imaging-guided injections and aspirations around the hip.	C	8, 9