Multiple Giant Pilar Cyst Distributed Over the Body Since Childhood.

摘要: Trichilemmal cyst or pilar is defined as a containing keratin and its breakdown products. It usually situated on the scalp with wall resembling external hair root sheath. In this case report we present 55-year-old man multiple giant cysts that were distributed over whole body since childhood. One of chest was transformed to squamous cell carcinoma (SCC).