May 1st 2018
A 9-year-old boy presents for evaluation of white spots on his hands, elbows, knees, and legs. There is also a ring around a mole on his back. The patient’s parents first noted areas of depigmentation on his trunk and extremities, and his lesions have spread particularly in areas of trauma. The lesions were most noticeable in the summer when tanning increased the contrast between the involved and uninvolved areas of his body.