English word hepatoduodenal comes from English duodenal, English hepato- (Pertaining to the liver.)

Detailed word origin of hepatoduodenal

Dictionary entry	Language	Definition
duodenal	English (eng)	Of or pertaining to the duodenum, the first part of the small intestine.
hepato-	English (eng)	Pertaining to the liver.
hepatoduodenal	English (eng)	Relating to the liver and duodenum.

Words with the same origin as hepatoduodenal