Preferred Label : Malignant Neoplasm of Unknown Primary;
NCIt synonyms : Cancer of Unknown Primary Site; Metastatic Neoplasm of Unknown Primary Origin; Metastatic Malignant Neoplasm of Unknown Primary; Cancer of Unknown Primary;
NCIt related terms : cancer of unknown primary origin; Metastatic Malignant Neoplasm of Unknown Primary Origin; occult primary tumor; CUP;
NCIt definition : A malignant neoplasm that has spread to other regions from an unknown primary anatomic
site.;
Alternative definition : NCI-GLOSS: Cancer in which the site of the primary (original) tumor cannot be found.
Most metastases from occult primary tumors are found in the head and neck.;
Neoplastic status : Malignant;
Codes from synonyms : CDR0000458104; CDR0000046134; CDR0000527198;