hematuria vs haematuria

hematuria and haematuria both are nouns.

Word	Noun	Adjective	Verb	Adverb
hematuria	Yes	No	No	No
haematuria	Yes	No	No	No

As nouns, hematuria and haematuria are synonyms defined as:

hematuria and haematuria: the presence of blood in the urine; often a symptom of urinary tract disease

hematuria (noun)	haematuria (noun)
the presence of blood in the urine; often a symptom of urinary tract disease	the presence of blood in the urine; often a symptom of urinary tract disease