open fracture vs compound fracture

open fracture and compound fracture both are nouns.

Word	Noun	Adjective	Verb	Adverb
open fracture	Yes	No	No	No
compound fracture	Yes	No	No	No

As nouns, open fracture and compound fracture are synonyms defined as:

open fracture and compound fracture: bone fracture associated with lacerated soft tissue or an open wound

open fracture (noun)	compound fracture (noun)
bone fracture associated with lacerated soft tissue or an open wound	bone fracture associated with lacerated soft tissue or an open wound