Question

A 65-year-old woman has painful swelling at the proximal interphalangeal (PIP) joints, with morning stiffness lasting over 1 hour. Rheumatoid factor is positive. Which is the most likely diagnosis?

Accepted Answer

Rheumatoid arthritis

Answer

Osteoarthritis

Answer

Psoriatic arthritis

Answer

Gout

Answer

Pseudogout

Practice question

A 65-year-old woman has painful swelling at the proximal interphalangeal (PIP) joints, with morning stiffness lasting over 1 hour. Rheumatoid factor is positive. Which is the most likely diagnosis?