Neoplasm

neoplasm /neo·plasm/ (ne´o-plazm) tumor; any new and abnormal growth, specifically one in which cell multiplication is uncontrolled and progressive. Neoplasms may be benign or malignant.

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ne·o·plasm (n-plzm)

n.

An abnormal new growth of tissue that grows by cellular proliferation more rapidly than normal, continues to grow after the stimuli that initiated the new growth cease, shows partial or complete lack of structural organization and functional coordination with the normal tissue, and usually forms a distinct mass of tissue which may be either benign or malignant.

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neo·plastic (-plstk) adj.

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Neoplasm

An abnormal formation of tissue; for example, a tumor.

Mentioned in: Intestinal Polyps, Multiple Endocrine Neoplasia Syndromes, Multiple Myeloma, Parathyroid Scan

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neoplasm (nēˈ·ō·plaˑ·zm),

n an abnormally growing tissue in the body, such as cancer.

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neoplasm,

n (tumor), an abnormal mass of tissue, the growth of which exceeds and is uncoordinated with that of the normal tissues. It persists in the same excessive manner after cessation of the stimuli that evoked the change. Benign and malignant forms are recognized. See also neoplasia and tumor.

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neoplasm

1. a tumor.

2. any new and abnormal growth, specifically one in which cell multiplication is uncontrolled and progressive. Neoplasms may be benign or malignant. Neoplasms of particular organs and of particular cell types are to be found under their individual headings, e.g. pharyngeal, adenocarcinoma.

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benign neoplasm

a neoplasm having none of the characteristics of a malignant neoplasm (see below), i.e. it grows slowly, expands without metastasis, and usually does not recur.

neoplasm fever

due to extensive necrosis in rapidly growing tumors.

histoid neoplasm

a neoplasm whose cells and organization resemble those of the tissue from which it is growing.

malignant neoplasm

a neoplasm with the characteristics of anaplasia, invasiveness and metastasis.

organoid neoplasm

a neoplasm whose cellular architecture resembles that of some organ in the body.

transmissible neoplasm

a neoplasm capable of being transmitted between individuals. Includes bovine viral leukosis, avian leukosis, rous sarcoma complex, marek's disease, canine transmissible venereal tumor, squamous cell carcinoma of cattle, and canine viral papillomatosis.