Erb's palsy vs Erb-Duchenne paralysis

Erb's palsy and Erb-Duchenne paralysis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Erb's palsy	Yes	No	No	No
Erb-Duchenne paralysis	Yes	No	No	No

As nouns, Erb's palsy and Erb-Duchenne paralysis are synonyms defined as:

Erb's palsy and Erb-Duchenne paralysis: paralysis of the arm resulting from injury to the brachial plexus (usually during childbirth)

Erb's palsy (noun)	Erb-Duchenne paralysis (noun)
paralysis of the arm resulting from injury to the brachial plexus (usually during childbirth)	paralysis of the arm resulting from injury to the brachial plexus (usually during childbirth)