Source:http://linkedlifedata.com/resource/umls/id/C0836309
FMA: ystemic venous tree (organ) the trunk of which, the inferior vena cava, continues with the right atrium and the branches of which are distributed to the abdomen, pelvis, perineum and the lower limbs. Examples: There is only one inferior systemiv venous tree.,UWDA: Systemic venous tree (organ), the trunk of which is the inferior vena cava. Examples: There is only one inferior vena caval tree.