A familial case report of pili torti, pili annulati, and trichorrhexis nodosa showing autosomal dominant inheritance with microscopic findings

Hair shaft disorders encompass a wide range of hair defects with or without fragility, which could be acquired inherited genetically. may localized generalized and are characterized by changes in color, structure, length, density. Pili torti, also called twisted hair, is clinical entity the flattened 180° along its axis. annulati described as striped showing alternate light dark bands. Trichorrhexis nodosa fracture shaft. trichorrhexis has been reported single patient. Herein, we report familial case pili annulati, autosomal dominant inheritance.