Concurrent spindle cell peripheral pulmonary carcinoid tumor and Merkel cell tumor of the skin.
To our knowledge this is the first reported case of concurrent Merkel cell (trabecular carcinoma) tumor and peripheral pulmonary carcinoid tumor. Both tumors are considered to neuroendocrine in nature. The significance of concurrent neuroendocrine tumors is described with respect to multiple endocrine neoplasia syndrome variants and possible pathophysiology.
Nelson
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Division of Oncology, Stanford University Medical Center, CA 94305-5306.
Houghton
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DC
D002276:Carcinoid Tumor / Q000473:pathology*; D015266:Carcinoma, Merkel Cell / Q000473:pathology*; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009377:Multiple Endocrine Neoplasia / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology*