encyclopedia of medical concepts
ψ
ψ
Neoplasms, Unknown Primary
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Definition
: Metastases in which the tissue of origin is unknown.
IM; do not use /second; coord IM with organ/neopl term with /second (IM) + histol type /second (IM); Manual 24.4.1.8
Other names
Unknown Primary Tumors; Occult Primary Neoplasms; Neoplasms, Occult Primary; Neoplasm Metastasis, Unknown Primary; Unknown Primary Tumor; Unknown Primary Neoplasm; Tumors, Unknown Primary; Tumor, Unknown Primary; Primary Tumors, Unknown; Primary Tumor, Unknown; Primary Neoplasms, Unknown; Primary Neoplasms, Occult; Primary Neoplasm, Unknown; Primary Neoplasm, Occult; Occult Primary Neoplasm; Neoplasm, Unknown Primary; Neoplasm, Occult Primary; Unknown Primary Neoplasms; Unknown Primary Neoplasm Metastasis
