Female 12 years old; Reason: Left hip pain x 6months, CAM and pincer lesion on previous MRI, need arthrogram to diagnose labral tear, no improvement with PT. Evaluation is slightly limited by the presence of an air bubble within the joint. BONES / CARTILAGE: The bone marrow signal is normal. The cartilage appears normal. There are prominent supra-acetabular fossae bilaterally at the 12:00 position on both sagittal and coronal planes, a normal variant. HIP JOINT / LABRUM: There is a very small tear of the anterior superior labrum, best seen on the radial images (series 1201, image 5). SOFT TISSUES: No significant abnormality noted. OTHER
1. Small anterior superior labral tear.2. Prominent supra-acetabular fossae bilaterally, a normal variant.