histiocytoma

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histiocytoma

 [his″te-o-si-to´mah]
a tumor containing histiocytes.

his·ti·o·cy·to·ma

(his'tē-ō-sī-tō'mă),
A tumor composed of histiocytes.
[histio- + G. kytos, cell, + -ōma, tumor]

histiocytoma

/his·tio·cyt·oma/ (his″te-o-si-to´mah) a tumor containing histiocytes (macrophages).
benign fibrous histiocytoma  any of a group of benign neoplasms occurring in the dermis and characterized by histiocytes and fibroblasts; the term sometimes encompasses several types of neoplasms, such as dermatofibroma, nodular subepidermal fibrosis, and sclerosing hemangioma and sometimes is synonymous with one of these.
malignant fibrous histiocytoma  any of a group of malignant neoplasms containing cells resembling histiocytes and fibroblasts.

his·ti·o·cy·to·ma

(his'tē-ō-sī-tō'mă)
A tumor composed of histiocytes.
[histio- + G. kytos, cell, + -ōma, tumor]

histiocytoma

a tumor containing histiocytes.
Enlarge picture
Histiocytoma. By permission from Kummel BA, Color Atlas of Small Animal Dermatology, Mosby, 1989

atypical histiocytoma
Merkel cell tumor.
benign cutaneous histiocytoma
multiple, dermal histiocytic nodules in young dogs; no clinical significance, eventually disappear.
transmissible histiocytoma
canine transmissible venereal tumor.
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