29th April 2024

A 60-year-old man presents with a sudden onset of severe pain, redness, and swelling in his right big toe.

A 60-year-old man presents with a sudden onset of severe pain, redness, and swelling in his right big toe. He reports that the symptoms began overnight and describes the pain as throbbing and unbearable. He has a history of hypertension and was recently started on a diuretic for blood pressure control. He denies any recent injury or trauma to the foot.

Investigations:

X-ray of the right foot: No fractures or dislocations, soft tissue swelling around the first metatarsophalangeal joint

Which is the most likely diagnosis?