Swan neck deformity: My dad, who has had rheumatoid arthritis for many years, has recently developed a problem with the middle finger of his right hand. His specialist says it is something called a ...

A 27-year-old woman presents with symmetrical joint swelling and knee and elbow pain, with flexion contracture of both knees, hips, and elbows. This is a late reported case and symptoms started 5 ...