Clear cell hidradenoma of the second digit: a review of the literature with case presentation.

Clear cell hidradenoma is a well circumscribed and often encapsulated benign tumor of the dermis and subcutaneous tissue. These tumors have a low tendency toward ulceration, may vary in size, and have a low malignant potential. The treatment of choice is usually surgical excision. A literature review of this soft tissue tumor and a case history are presented.