A cardiologist is a medical doctor who specializes in the
diagnosis and non-surgical treatment of problems related to the
cardiovascular system—the heart and blood vessels.
Cardiologychannel.com reports that cardiology is a sub-specialty
of internal medicine.Cardiologists receive an extended education
that includes medical school, a three-year residency in general
internal medicine and an additional three years of training in
cardiovascular disease medicine The duties of a cardiologist
vary, but can include management of hypertension, congenital
heart diseases and condition, congestive heart failure,
arrhythmia (irregular heartbeat), and heart attacks. There are a
number of diagnostic procedures that cardiologists must be
competent at performing, including the evaluation of X-rays,
MRIs (magnetic resonance imaging), and computerized tomography
(CT) scans. Cardiologists may work in either hospital settings
or private practice. They generally serve in consulting roles
and assist other physicians in determining