Urticaria Pigmentosa

Cutaneous Mastocytoses, Maculopapular; Cutaneous Mastocytosis, Maculopapular; Maculopapular Cutaneous Mastocytoses
The most common form of cutaneous mastocytosis (MASTOCYTOSIS, CUTANEOUS) that occurs primarily in children. It is characterized by the multiple small reddish-brown pigmented pruritic macules and papules.