[Multiple primary melanomas of the hair follicles--a special form of malignant melanoma of the skin].

Within 5 years, a 79-year-old male patient developed multiple primary melanomas, all which originated from the hair follicles. The fact that this patient was elderly, the high number of primary tumors, their follicular origin, and the lack of a history of such disorders in the patient's family caused us to postulate that multiple primary follicular melanomas represent a special form of malignant melanoma of the skin.