cancer of unknown primary site

Also found in: Dictionary, Thesaurus, Encyclopedia.

cancer of unknown primary site

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


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 ?
Belinostat can be used in combination with full doses of chemotherapy, and is currently in a pivotal trial within PTCL (peripheral T-cell lymphoma) and Phase 2 in cancer of unknown primary site (CUP).

Full browser ?