Coronary disease, or coronary
, is a disease in there
is total or obstruction of one or
of the arteries that the
heart musculature, i.e., of
the coronary arteries. disease is
formed by and gradual formation
of plaques inside the
coronaries. fatty plaques grow and
the flow of blood, process known
as atherosclerosis ( not confuse with
arteriosclerosis is the hardening
of arteries generally cause by
high blood pressure).

The risk factors for coronary
are tobacco smoking, diabetes
, hypertension,
hypercholesterolemia (high level bad
cholesterol and low of good
cholesterol), stress, and
sedentary lifestyle.

Coronary may present in two
, asangina pectoris or as
. If the arterial
obstruction not complete and
extensive patient often feels chest
(angina pectoris), mainly when
physicalexercise or in any
when the heart needs
oxygen. If the obstruction one or
more coronaries complete or blood
cannot some regions ofthe
heart (myocardium) the
infarction occurs the muscle cellsof
the area die.