As nouns the difference between cardiologist and hematologist
is that cardiologist is a physician who specializes in medical problems related to the heart while hematologist is a scientist, usually a medical doctor, who specializes in hematology.
cardiologist
English
Noun
(
en noun)
A physician who specializes in medical problems related to the heart.
See also
* cardiology
hematologist
English
Alternative forms
* haematologist
Noun
(
en noun)
A scientist, usually a medical doctor, who specializes in hematology.