8th September 2020

A 74-year-old lady presents to the GP with a 2 month history of increasing pain in the base of her thumb

A 74-year-old lady presents to the GP with a 2 month history of increasing pain in the base of her thumb which is worse at the end of the day. She describes the pain as an ache which gets worse with movement. Examination of her hands reveals tenderness over her carpometacarpal joint, however the hand is not hot, red or swollen. 

Based on this history and examination, what x-ray changes are most likely to be seen in the hand?

Select the SINGLE most appropriate option from the list below. Select ONE option only.