Papular acrodermatitis of childhood (PAC), also known as Gianotti-Crosti syndrome, is a self-limited disorder with acute onset generalized lymphadenopathy and monomorphic lentil-sized, dense, nonconfluent, symmetric, flat-topped, nonpruritic papules. We describe 2 patients, one with anicteric hepatitis, lymphocytosis, and positive hepatitis B surface antigenemia, and the other with a cytomegalovirus (CMV) infection.
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