infarction vs infarct

infarction and infarct both are nouns.

Word	Noun	Adjective	Verb	Adverb
infarction	Yes	No	No	No
infarct	Yes	No	No	No

As nouns, infarction and infarct are synonyms defined as:

infarction and infarct: localized necrosis resulting from obstruction of the blood supply

infarction (noun)	infarct (noun)
localized necrosis resulting from obstruction of the blood supply	localized necrosis resulting from obstruction of the blood supply