cancer of unknown primary site


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cancer of unknown primary site

Disseminated cancer in which the original tissue type is uncertain. Such cancers generally have poor prognoses.

Etiology

Patients with such cancers are usually evaluated for tumors that might respond well to therapy, such as a lymphoma, a thyroid cancer, a germ cell tumor, or neoplasms of the breast or prostate.

See also: cancer
References in periodicals archive ?
New prognostic index to predict survival in patients with cancer of unknown primary site with unfavourable prognosis.

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