Heart Disease
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Heart disease is a general term that refers to various, more
specific heart conditions. As we age, risk of heart disease increases.
It is important that senior citizens practice heart healthy behaviors
like getting enough physical activity and eating a well-balanced diet.
It is just as important that senior citizens understand heart disease
so that they can prevent and, if necessary, detect and treat their
condition. Those involved in senior citizen elder care should also know
about heart disease. Recognizing the symptoms and knowing how to
respond to certain heart conditions can save lives.
Coronary Heart Disease (CHD)
Coronary
heart disease can lead to heart attack or other serious complications
and is the most common type of heart disease in the United States. When
the coronary arteries (the vessels that carry blood to the heart) build
up plaque, they become narrower. This makes it more difficult for blood
to reach the heart, resulting in CHD. The narrowing and “hardening” of
the arteries due to plaque buildup is referred to as atherosclerosis.
This can cause decreased blood flow, and therefore oxygen supply, to
the heart.
In some cases of CHD, oxygen supply may be
completely cut off to a portion of the heart, resulting in a heart
attack. Angina, a condition characterized by chest pain or discomfort,
can also occur when the heart is not getting sufficient oxygen.
Sometimes CHD results in heart failure, a severe condition where the
heart cannot pump properly. Irregular heart beats known as arrhythmias
may also occur.
Angina is the most common symptom in people
with CHD. Still, some people do not experience symptoms and are not
diagnosed until they have a heart attack. It is important that both
people with symptoms and those at high risk undergo tests to diagnose
CHD. Factors that increase risk include high blood pressure, high
(LDL) cholesterol levels, high blood glucose levels, and a history of
heart disease.
Treatment involves addressing unhealthy
lifestyle factors that increase the risk of developing CHD and its
complications. Medicines to reduce high (LDL) cholesterol levels, high
blood pressure, decreased blood flow, or other possible problems may be
helpful. Additional medical treatments or surgical procedures may also
be necessary.
Heart Attack
Heart attack, also
referred to as myocardial infarction, occurs when the oxygen supply to
a portion of the heart is severely reduced. When the heart doses not
receive sufficient oxygen, its cells begin to die. As more time passes,
greater damage is done and death can result. Heart attack is most
commonly caused by coronary artery disease, but may also be the result
of a severe spasm of the coronary artery.
A person
experiencing a heart attack needs immediate emergency care. For a
person having a heart attack, the more quickly emergency treatment is
administered, the greater the chances of survival. Because of this, it
is important to recognize symptoms of a heart attack and quickly call
9-1-1. Physicians, as well as emergency medical personnel, can perform
the emergency treatment. A trained bystander may also perform CPR or
operate an automated external defibrillator, if accessible.
Heart
attack may result in permanent damage to the heart. This makes heart
attack survivors at greater risk of experiencing another heart attack
as well as other serious complications. Heart attack survivors should
undergo cardiac rehabilitation to help improve their cardiovascular
health. Some lifestyle changes included in rehabilitation are
increasing physical activity, dietary changes, stress management,
quitting smoking, and weight loss. Medication may also be necessary.
Before retuning to daily activities such as driving, work, physical
activity, sex, and air travel, heart attack survivors should consult
their doctor.
Other Conditions
Angina
When
the heart is not getting enough oxygen, chest pain known as angina may
result. It can be experienced as a squeezing pain or pressure in the
chest. Pain in the shoulders, neck, jaw, arms, or back may also occur.
Other times, a person with angina thinks they are experiencing
indigestion. Angina is classified as either stable or unstable. If
angina occurs under physical, mental, or emotional stress it is
referred to as stable. Unstable angina occurs when a person is at rest,
and without any apparent cause.
Aortic Aneurism and Dissection
The
aorta extends from the heart supplying blood to all parts of the body.
When the aorta expands or dilates an aneurysm results. When the aorta
ruptures an emergency situation called dissection results.
Acute Coronary Syndrome
This term describes people with an acute heart attack or unstable angina.
Arrhythmias
An
arrhythmia is the irregular beating of the heart. Electrical impulses
control the heartbeat. If these impulses are disrupted,an arrhythmia
results. Some are serious while others are less severe at first but
become more serious over time.
Cardiomyopathy
When
the heart muscle is weakened or there is a change in the structure of
the heart muscle, cardiomyopathy occurs. It can be caused by previous
heart attacks, infections, and other factors; and may result in
abnormal functioning of the heart.
Congenital Heart Disease
Congenital
heart disease is the result of birth defects that disrupt the blood
flow through the heart. Examples include abnormalities in the chambers
of the heart or heart valves. Genes as well as adverse exposures
during pregnancy can cause this type of heart disease.
Heart Failure
This
is sometimes referred to as chronic or congestive heart failure. This
is a serious condition that occurs when the heart does not pump enough
blood, leaving organs without sufficient oxygen supply.
Peripheral Arterial Disease (PAD)
This
disease is characterized by the “hardening” of the arteries that supply
oxygen to the limbs. It is usually caused by arteriosclerosis, the
plaque buildup that narrows the arteries. Insufficient oxygen supply to
the limbs may cause muscle pain, numbness, and swelling in the arms or
legs.
Rheumatic Heart Disease
This disease refers to heart damage caused by inflammation and scarring resulting from rheumatic fever.
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