A man with swollen calf and discoloration of the foot

Description: A48 year old man was admitted to the emergency department because of painful swelling of his right calf that had developed gradually during the previous week. He denied cough, dyspnoea, or chest pain. He had no history of a previous thromboembolic event, local trauma, or dehydration. Six months earlier he was diagnosed as suffering from psoriatic arthritis and treated with sulphasalazine, which was stopped after two months because of drug induced hepatitis.
A man with swollen calf and discoloration of the foot. Berkun Y, Sade K, Naparstek Y. Postgrad Med J. 2002 May;78(919):300, 304