A<unk>  is a sweat gland carcinoma of the hand, which may recur locally in 50% of patients after excision, with distant metastases occurring in 60% of patients.
Malignant acrospiroma
Papillary hidradenoma
Chondroid syringoma
Ganglion cyst
Trichofolliculoma
Dentigerous cyst
Acral fibrokeratoma
Tornwaldt cyst