Reynold C. Wong, MD

September 14, 2005

Cutaneous photosensitivity followed by acute, then chronic, skin lesions on sun-exposed areas characterizes this disorder.

September 14, 2005

The dark red plaques seen here developed rapidly under both arms of this markedly obese 43-year-old woman. The lesions spread concentrically, forming necrotic ulcerations with overhanging borders, and there was surrounding violaceous discoloration. No other areas of the patient's body were involved, and she was otherwise in good health.

September 14, 2005

Four months after a patchy, macular, erythematous spot erupted on the dorsum of a 63-year-old woman's left foot, the area became ulcerated, tender, and painful. The 1.2-cm ulcer was covered by a hemorrhagic crust surrounded by a cyanotic reticular discoloration of the skin.

September 14, 2005

This red papule developed 6 months ago at the base of a 53-year-old woman's thumb. The lesion was asymptomatic, but it bled easily when traumatized. It was treated definitively with surgical excision, and the biopsy report was consistent with the clinical diagnosis of pyogenic granuloma. This most commonly appears on the face or fingers and may result from minor trauma.

April 02, 2004

Four months after a patchy, macular,erythematous spot erupted on thedorsum of a 63-year-old woman’s leftfoot, the area became ulcerated,tender, and painful. The 1.2-cm ulcerwas covered by a hemorrhagic crustsurrounded by a cyanotic reticulardiscoloration of the skin.

May 01, 2003

A previously asymptomatic, largeblack plaque on a 65-year-old man’sscalp recently began to bleed. The lesionhad grown considerably since itfirst appeared as

January 01, 2002

A 69-year-old man with a long history of lymphedema secondary to repeated cellulitis sought medical care for mildly pruritic, nontender, purple nodules that had erupted on the bottom and side of one foot 6 months earlier. Scale surrounded the nodules.