title: Merkel cell tumor.
abstract: A case of a rapidly growing Merkel cell tumor occurring on the lower extremity in an 83-year-old woman is reported. A brief review of the clinical characteristics of this tumor as well as its immunohistochemical and ultrastructural features are presented.
authors: Duke University Medical Center, Durham, North Carolina 27710.
authors: L
authors: L
authors: Beck
authors: A J
authors: AJ
authors: Herzberg
authors: P F
authors: PF
authors: White
authors: C S
authors: CS
authors: Burton
mesh_terms: D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D001706:Biopsy; D015266:Carcinoma, Merkel Cell / Q000473:pathology* / Q000601:surgery / Q000648:ultrastructure; D005260:Female; D006801:Humans; D007150:Immunohistochemistry; D007866:Leg; D008854:Microscopy, Electron; D012737:Sex Factors; D012878:Skin Neoplasms / Q000473:pathology* / Q000601:surgery / Q000648:ultrastructure