Piebaldism refers to: (A) Androgenic alopecia, (B) Cicatricial alopecia, (C) Association of depigmented patch with white forelock, (D) None of the above
Answer is C. Piebaldism is an uncommon congenital autosomal dominant, stable patterned leukoderma characterized by a frontal, median or paramedian depigmented patch with a white forelock. There are also macules with scattered hyperpigmented islets. Mutations in the KIT gene on chromosome 14 are the cause. IADVL textbook of dermatology, pigmentary disorders, page 742