hematochezia vs haematochezia

hematochezia and haematochezia both are nouns.

Word	Noun	Adjective	Verb	Adverb
hematochezia	Yes	No	No	No
haematochezia	Yes	No	No	No

As nouns, hematochezia and haematochezia are synonyms defined as:

hematochezia and haematochezia: passage of stools containing blood (as from diverticulosis or colon cancer or peptic ulcer)

hematochezia (noun)	haematochezia (noun)
passage of stools containing blood (as from diverticulosis or colon cancer or peptic ulcer)	passage of stools containing blood (as from diverticulosis or colon cancer or peptic ulcer)