By Gary M. White, MD

Xanthelasmoid mastocytosis (XM) is a rare variant of mastocytosis in which the patient presents with multiple yellowish papules resembling either xanthoma or pseudoxanthoma elasticum.


Treatment of XM is similar to the treatment of other forms of cutaneous mastocytosis. See here.


A 60-year-old man presented with a 1-year history of generalized yellowish, ovoid, and skin color papular eruption located on the trunk, groin, and extremities. He first noticed pruritic papules, and 2-3 months later many yellow and ovoid pruritic papules emerged. Indian J Dermatol 2016;61:468


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