Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Preoperative plain anterior-posterior with internal rotation and T2-weighted coronal magnetic resonance imaging (MRI) of the shoulder showing stage I avascular necrosis of the humeral head. (A) The plain radiographic view of the shoulder showing absent osteosclerosis or articular abnormality. (B) T2-weighted MRI showing a T2 signal intensity of the medial humeral head, consistent with osteonecrosis.
