HSS is the #1 orthopedic hospital in the world and a national leader in rheumatology. This content was created by our physicians and experts. The hip joint is where the femoral head (the top of the ...

Is Raynaud’s an autoimmune disorder? Raynaud’s may be a symptom of an underlying ... In the most severe cases that fail to respond to other treatments, a surgical procedure called a sympathectomy can ...