A 45-year-old woman was experiencing a painful right great toe for 4 years. No trauma or infection was reported. The pain was localized in metatarsophalangeal (MTP) joint and was getting aggravated by activity. The woman looked medically fit and well. Examination The MTP joint showed no signs of erythema. Swelling on the dorsal side of the MTP joint was tender to palpation.

There was no active or passive dorsiflexion in the first MTP joint. No signs of the neurovascular deficit were observed. Radiographs were acquired. What is the most likely diagnosis of this condition? *This case is from Docplexus editorial team for educative purpose only. Source: 100 Cases in Orthopedics Stay connected, the answer will be posted in next 48h!