Dear Dr. Roach: I am a 74-year-old woman who is in good health. I was diagnosed with pyoderma gangrenosum on my left leg and I was in a lot of pain. Can you tell me the cause of this rare disease?

Elderly-onset rheumatoid arthritis (EORA) is an autoimmune condition that develops in older adults. Although EORA causes the same symptoms as young-onset rheumatoid arthritis (YORA), including joint ...

Ask the Experts - Gouty Arthritis Treatment Complicating Anticoagulation A 55-year-old woman with gouty arthritis is receiving anticoagulant therapy (nicoumalone 2 mg daily) because of mitral valve ...