As nouns the difference between tumour and blastoma
is that tumour is (oncology|pathology) an abnormal growth; differential diagnosis includes abscess, metaplasia, and neoplasia while blastoma is (pathology) a tumour that is caused by malignancies in precursor cells or blasts.
tumour
English
Noun
(
en noun)
(oncology, pathology) An abnormal growth; differential diagnosis includes abscess, metaplasia, and neoplasia.
Usage notes
*
* is the standard modern British and Commonwealth spelling (including Canada), and tumor is the standard American spelling.
Derived terms
* tumourigenesis
blastoma
Noun
(en-noun)
(pathology) A tumour that is caused by malignancies in precursor cells or blasts.
Derived terms
* ameloblastoma
* gonadoblastoma
* medulloblastoma
* nephroblastoma
* pineoblastoma
* retinoblastoma