schistosome dermatitis vs swimmer's itch

schistosome dermatitis and swimmer's itch both are nouns.

Word	Noun	Adjective	Verb	Adverb
schistosome dermatitis	Yes	No	No	No
swimmer's itch	Yes	No	No	No

As nouns, schistosome dermatitis and swimmer's itch are synonyms defined as:

schistosome dermatitis and swimmer's itch: a sensitization reaction to repeated invasion of the skin by cercariae of schistosomes

schistosome dermatitis (noun)	swimmer's itch (noun)
a sensitization reaction to repeated invasion of the skin by cercariae of schistosomes	a sensitization reaction to repeated invasion of the skin by cercariae of schistosomes