A Case of Tumor of Follicular Infundibulum in Parietal Scalp

Tumor of follicular infundibulum (TFI) is a rare benign cutaneous appendage tumor that does not have characteristic clinical features. It mainly present in the head, neck, and trunk as solitary lesion. In particular, TFI typically manifests plate-like proliferation with multiple thin epidermal connections comprise monomorphic cells. do represent characteristics, but significance because associated basal cell carcinoma Cowden's syndrome. We report case parietal scalp review literatures.