(Source:https://timesofindia.indiatimes.com/life-style/health-fitness/health-news)
Know about high cholesterol symptoms in eyes
High cholesterol or
hypercholesterolaemia is not unknown to us. It is needless to talk about the
havoc this condition wreaks on the human body. Hypercholesterolaemia is the
presence of an excess of cholesterol in the bloodstream limiting blood flow and
increasing heart attack risk or heart stroke.
Hypercholesterolaemia is
also known as lipid disorder or hyperlipidemia.
General symptoms of high cholesterol
Unfortunately, a
disturbance in the lipid profile doesn't have any visible symptoms except a few
generic warning signs which are not distinct to the condition. The common
warning signs of high cholesterol are nausea, numbness, fatigue, high blood
pressure, shortness of breath, chest pain or angina.
These symptoms are also
associated with other medical complications because of which people are not
aware of the high cholesterol condition until its late.
High Cholesterol symptoms in eyes
As per reports, due to
high cholesterol certain changes are visible in the eyes. Though these symptoms
are not specific to high cholesterol but these can guide one to visit a doctor
and take timely medical assistance.
Xanthelasmas are the
whitish or yellowish plaques that occur on the outer surface of the upper
eyelid. Though this condition is also linked with other medical conditions, its
association with hyperlipidemia is also commonly suggested. These are usually
soft and semi solid.
Corneal Arcus is also
another indicator of high cholesterol. This is a pale white ring around the
iris of one's eye. Iris is the colored part of the eye. "If you’re under
50 years old and have corneal arcus, it's a strong sign that you have familial
hypercholesterolaemia," experts say.
There are more than 10 million cases of high cholesterol
reported per year in India, on an average.
As
per a 2017 research study, in India high cholesterol is present in 25–30% of
urban and 15–20% rural subjects. This prevalence is lower than high-income
countries. The most common dyslipidemia in India are borderline high low
density lipoprotein cholesterol, high low density lipoprotein cholesterol and
high triglycerides.
What is the
role of cholesterol?
Cholesterol carries some vital functions in the human body.
It is used to build the structure of cell membranes, for preparation of
hormones like oestrogen, testosterone and adrenal hormones. Cholesterol also
boosts the metabolism and it is also essential for the body to produce vitamin
D. This fatty substance is produced by the liver. It also comes from food. Most
of the cholesterol that comes to the human body is through foods that come from
animals.
Cholesterol consists of low-density lipoproteins,
high-density lipoproteins and trigylcerides.
Low-density lipoproteins are called bad cholesterols and the
high density lipoproteins are called good cholesterols. Triglycerides are the
building blocks of cholesterol.
When does cholesterol become a menace?
When the level of
cholesterol crosses the ideal or threshold level, it becomes trouble for the
human body.
Cholesterol less than 200 milligrams per deciliter (mg/dL)
in the human body is considered to be normal. Ideally the good cholesterol or
the HDL cholesterol should be above 40 for men and 50 for women while the bad
cholesterol or the LDL cholesterol should be less than 100. At normal range,
the triglycerides should be less than 149 mg/dL.
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