Sairah Chachad, MD

This day-old, macular, blanching, nonpruritic rash had developed in the right axilla and on the right arm and right side of the trunk of a 3 1/2-year-old boy. He was otherwise asymptomatic. Other physical examination findings were unremarkable.

The parents of this 2-year-old boy brought their son for evaluation of swelling of the right leg and excoriation and serosanguineous discharge from the ankle region of 3 days' duration.The child had had a hemangioma of the right ankle since birth. Subsequently, there was gradual spread of the lesion along the leg to the buttocks.