angiopathy vs pathology

angiopathy and pathology both are nouns.

Word	Noun	Adjective	Verb	Adverb
angiopathy	Yes	No	No	No
pathology	Yes	No	No	No

As nouns, pathology is a hypernym of angiopathy; that is, pathology is a word with a broader meaning than angiopathy:

angiopathy (noun)	pathology (noun)
any disease of the blood vessels or lymph ducts	the branch of medical science that studies the causes and nature and effects of diseases
	any deviation from a healthy or normal condition