As nouns the difference between cardiologist and cardiogram
is that cardiologist is a physician who specializes in medical problems related to the heart while cardiogram is (cardiology) the visual output an electrocardiograph produces.
cardiologist
English
Noun
(
en noun)
A physician who specializes in medical problems related to the heart.
See also
* cardiology
cardiogram
English
Alternative forms
* cardiogramme (very rare)
Noun
(
en noun)
(cardiology) The visual output an electrocardiograph produces
Synonyms
* electrocardiogram