Rheumatoid arthritis in the hip: Symptoms and management - Medical News Today
Rheumatoid arthritis (RA) is a chronic, progressive autoimmune disease that can affect the hip joint. It can cause pain, stiffness, and restricted movement in one or both hips. A person may experience hip pain on both sides of the body. In this article, we look at how RA affects the hip. We also discuss its causes and symptoms and outline treatment options for managing the condition. RA is a type of inflammatory arthritis, which occurs when an overactive immune system attacks healthy tissue in the body. The hip joint consists of a ball and socket. The acetabulum, which is part of the pelvis bone, forms the socket. The femoral head, which is the top part of the thighbone, forms the ball. A tissue called articular cartilage covers the surfaces of the ball and socket. This cartilage provides a smooth, slippery surface to allow the bones to move easily. The hip joint also has a thin, protective covering called synovium. The synovium releases a lubricating fluid th...