Arch Hand Microsurg.  2018 Sep;23(3):190-194. 10.12790/ahm.2018.23.3.190.

Solitary Spiradenoma of the Hand Misdiagnosed as Neurilemmoma

  • 1Department of Plastic and Reconstructive Surgery, Soonchunhyang University Cheonan Hospital, Soonchunhyang University College of Medicine, Cheonan, Korea.


Spiradenomas are benign tumors that originate in the sweat glands. In this case, a 36-year-old Asian woman with no significant medical past history presented with history of tingling and numbness of little finger in the ulnar nerve sensory territory. There is positive Tinel's sign at her ulnar side of hand. At first, neurilemmoma was suspected based on findings of clinical examination. Under local anesthesia, excisional biopsy was performed. Histopathologic study demonstrated the typical histopathologic findings of spiradenoma. In this case, Author misdiagnosed as neurilemmoma due to its neurologic symptom rather than typical spiradenoma's characteristics such as neurologic symptom. Since there is a possibility that it may be different from the first impression, it is imperative to carry out sufficient inspection before surgery to avoid misdiagnosis. Proper diagnosis of eccrine spiradenoma is important because of the occurrence of potentially life-threatening malignant transformation.


Hand; Adenoma; Neurilemmoma; Tinel
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