Giant pilomatrixoma: A rare case with diagnostic difficulties

Pilomatrixomas are benign subcutaneous masses that originate from the hair follicle. Dimensions do not exceed three cm. When the dimensions exceed five cm, it is called giant pilomatrixoma and is very rare. Giant PMs (pilomatrixomas) can be confused with malignancy due to their locally aggressive features and nonspecific citopathologic and radiologic findings. By presenting a 62 years old men who has a giant PM phenomenon settled in the upper extremity, we wanted to observe the difficulties encountered in the diagnosis in the light of the literature