Erschienen in:
01.06.2011 | Case Report
Eccrine Porocarcinoma of Scalp: An Uncommon Tumor at an Unusual Site
verfasst von:
Harish S. Permi, Shubha P. Bhat, Kishan Prasad H. L., Vadisha Srinivas Bhat
Erschienen in:
Indian Journal of Surgical Oncology
|
Ausgabe 2/2011
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Excerpt
Eccrine porocarcinoma (EPC) is a very rare malignant sweat gland tumor and those arising in the scalp, are still rarer. Very few cases are reported in literature [
1]. Malignant eccrine poroma was first described in 1963 by Pinkus and Mehregan using the term epidermotropic eccrine carcinoma. It is regarded as the rare malignant counterpart of eccrine poroma, a benign tumor of the intraepidermal eccrine sweat gland duct [
2]. Porocarcinoma is commonly found in older age group and usually located in the lower extremities (more than 50%), rarely may occur on scalp, face, ear, upper extremities, trunk and abdomen [
1,
3]. In the scalp, it is commonly seen in occipital region [
4,
5]. The tumor presents as nodular, infiltrative, ulcerated or polypoid growth [
6]. Surgical resection is the treatment of choice. There is 17% incidence of local recurrence and an 11% incidence of distant metastasis [
3]. We report a case of EPC of scalp arising from a pigmented eccrine poroma in a 35 yr old. …
