NCIt related terms : Chordoma, NOS; CHORDOMA, MALIGNANT;
NCIt definition : A malignant bone tumor arising from the remnants of the fetal notochord. Although
it can occur at all ages, it is more frequently seen in middle-aged adults. The most
frequent sites of involvement are the sacrococcygeal area, spheno-occipital area,
and cervico-thoraco-lumbar spine. Chordomas tend to recur and may metastasize. The
most common sites of metastasis are lung, bone, lymph nodes, and subcutaneous tissue.;
Alternative definition : NCI-GLOSS: A type of bone cancer that usually starts in the lower spinal column or
at the base of the skull.; CDISC: A malignant bone neoplasm arising from the remnants of the fetal notochord.;