Urticaria characterized by persistent, pigmented maculopapular lesions that urticate when stroked (Darier's sign). It typically occurs in childhood. Biopsy reveals infiltration by mast cells.
urticaria
urticaria pigmentosa is a sample definition found in
Taber's Medical Dictionary, 21st Edition.
To find other Taber's Medical Dictionary topics
please login
or
purchase a subscription.