A patient presents with a 2-month history of sharp, stabbing knee pain.
A boy presents with hip pain for 2 days’ duration after recovering from an upper respiratory infection 1 week ago.
A football player presents with a 2-day history of severe great toe pain on the right foot.
A patient presents to the emergency department complaining of severe neck pain following a fall at home.
A man presents to the emergency department with a 1-week history of severe chest pain.
A man presents with swelling and deformity of the small finger following a fall 5 days prior.
A patient presents with pain in her left hip that has persisted for 6 months despite physical therapy and greater trochanteric bursa injections.
A man presents with persistent ankle pain following a twisting injury sustained while dancing at a wedding.
A woman with a history of osteoarthritis presents with bilateral knee pain.
A man presents with knee pain and swelling 3 months after undergoing knee replacement.