Mastocytosis is a clonal disease of hematopoietic stem cells characterized by local or diffuse increased growth and accumulation of mast cells in skin, bone marrow, liver, spleen and lymph nodes. Urticaria pigmentosa is the most common variant of cutaneous mastocytosis. We herein report of urticaria pigmentosa in a 9 year old child.

Keywords: Mastocytosis, Urticaria pigmentosa, Mast cells.

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2. Keen M. Urticaria pigmentosa: A case report. Nepal Journal of Dermatology, Venereology & Leprology. 2016;13(1):57-60.

Dr Sheethal B

Government Medical College, Kottayam, Kerala