vena musculophrenica vs musculophrenic vein

vena musculophrenica and musculophrenic vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena musculophrenica	Yes	No	No	No
musculophrenic vein	Yes	No	No	No

As nouns, vena musculophrenica and musculophrenic vein are synonyms defined as:

vena musculophrenica and musculophrenic vein: veins that drain the upper abdominal wall and the lower intercostal spaces and the abdomen

vena musculophrenica (noun)	musculophrenic vein (noun)
veins that drain the upper abdominal wall and the lower intercostal spaces and the abdomen	veins that drain the upper abdominal wall and the lower intercostal spaces and the abdomen