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Merkelzell-Tumor

Definition

A carcinoma arising from MERKEL CELLS located in the basal layer of the epidermis and occurring most commonly as a primary neuroendocrine carcinoma of the skin. Merkel cells are tactile cells of neuroectodermal origin and histologically show neurosecretory granules. The skin of the head and neck are a common site of Merkel cell carcinoma, occurring generally in elderly patients. (Holland et al., Cancer Medicine, 3d ed, p1245)

Synonyme

Merkelzell-Tumor, Neuroendokrines Karzinom: Haut, Trabekuläres Karzinom

UMLS

KARZINOM, MERKEL-ZELL-

Bilder

4 Bilder für diese Diagnose
Lokalisation: Stirn, Diagnose: Merkelzell-Tumor Lokalisation: Beine, Diagnose: Merkelzell-Tumor Lokalisation: Leiste, Beine, Diagnose: Merkelzell-Tumor Lokalisation: Leiste, Beine, Diagnose: Merkelzell-Tumor