malignant neuroma vs neurosarcoma

malignant neuroma and neurosarcoma both are nouns.

Word	Noun	Adjective	Verb	Adverb
malignant neuroma	Yes	No	No	No
neurosarcoma	Yes	No	No	No

As nouns, malignant neuroma and neurosarcoma are synonyms defined as:

malignant neuroma and neurosarcoma: a malignant neoplasm of nerve tissue and fibrous tissue and connective tissue

malignant neuroma (noun)	neurosarcoma (noun)
a malignant neoplasm of nerve tissue and fibrous tissue and connective tissue	a malignant neoplasm of nerve tissue and fibrous tissue and connective tissue