A poor lifestyle isn't the only cause of high cholesterol; it may also run in families. A hereditary condition known as familial hypercholesterolemia (FH) results in excessively high levels of low-density lipoprotein (LDL) cholesterol, which has potential to trigger early-onset heart disease and stroke. FH is present from birth and develops silently, often without any symptoms until a significant and sudden cardiac event takes place, in contrast to lifestyle-induced high cholesterol which may exhibit visible symptoms.
The Familial Hypercholesterolemia Foundation estimates that 1 in 250 persons globally suffer with FH, however more than 90% of cases go untreated. This implies that millions of people are unaware that they are in danger.
Compared to people with normal cholesterol, those with FH are 20 times more likely to have coronary artery disease. Even in otherwise healthy people, FH can cause a heart attack as early as age 30 or 40 if treatment is not received on time.
Early detection is essential. Lipid screening and genetic testing are crucial if a close relative has a history of early heart disease or excessive cholesterol. In contrast to normal high cholesterol, FH often requires specialist care, such as PCSK9 inhibitors, high-dose statins, and occasionally LDL apheresis, a dialysis-like process used to remove excess cholesterol from the blood.
Despite its severity, FH can be controlled with medical intervention, lifestyle changes, and early detection. It is possible to save lives by promoting screening and increasing awareness. See a cardiologist and take preventative measures to safeguard your heart if heart disease runs in your family.
What is Inherited High Cholesterol Or Familial Hypercholesterolemia?
Numerous things might be at play if your cholesterol is elevated. According to the Centres for Disease Control and Prevention (CDC), heart disease is the leading cause of death globally. A poor diet, inactivity, smoking, and excessive alcohol intake can affect your cholesterol levels, increasing your chance of developing heart disease. However, what if you were predisposed to risk from birth? A hereditary kind of high blood cholesterol condition that may be passed from parent to kid is called inherited high cholesterol, or familial hypercholesterolemia, or FH.A buildup of fat and plaque in the arteries can lead to serious issues later on because people with FH create more cholesterol from birth than their bodies can properly metabolize.
Why is Cholesterol Needed in the Body?
The antagonist in this tale is not cholesterol. Your liver is responsible for producing all of the cholesterol your body needs in order to correctly develop healthy cells. The two forms of cholesterol, however, are low-density lipoprotein and high-density lipoprotein. HDL removes cholesterol from the body by absorbing it and returning it to the liver. Blood flow to your heart and other organs is restricted by LDL, which makes up the majority of your body's cholesterol and accumulates as plaque on the walls of your blood arteries.What is the Correlation of Familial Hypercholesterolemia & Liver Function?
FH is caused by defective LDL receptors that are unable to transport cholesterol from the bloodstream through the liver, but that is only one aspect of the issue; FH makes it seem as though the body isn't getting enough cholesterol, which makes the liver produce more of its own cholesterol and tells the intestine to absorb more cholesterol than it normally would. Because of this perceived scarcity, it is very difficult for people with FH to lower their cholesterol levels, and no amount of diet, exercise, or healthy lifestyle choices can stop the liver from producing more cholesterol.How is Familial Hypercholesterolemia Different From Lifestyle Based Hypercholesterolemia?
While lifestyle-based hypercholesterolemia is caused by a poor diet, inactivity, and other environmental factors, familial hypercholesterolemia (FH) is a hereditary condition that is present from birth and causes abnormally high LDL cholesterol levels. To control the risk of early heart disease, FH needs medicinal intervention beyond diet and exercise, in contrast to lifestyle-induced high cholesterol.Heterozygous FH is the term for the 50% probability that a kid may inherit the LDL abnormalities if one of the parents has familial hypercholesterolemia. The most severe form of elevated cholesterol, known as homozygous FH, can develop into heart disease as early as the adolescent years. In rare instances, if both parents have FH, the kid has a 25% chance of inheriting the FH gene from both of them. In order to minimize uncertainty, cardiologists can do cascade screens, which entails evaluating every first-degree family of their original patient with FH.
What are the Symptoms of Familial Hypercholesterolemia?
Since the majority of people do not exhibit FH symptoms, it is extremely risky to go undetected. However, some people have deposits of cholesterol that grow into tiny lumps around their tendons or eyes. A corneal arcus, a white ring surrounding the cornea of the eye, may also be visible to certain individuals under 45. It usually shows up as a half-moon on the top or bottom of the cornea, so if your eyelid is covering it, you might not see it.What are the Consequences of Familial Hypercholesterolemia?
According to the CDC, about one-third of the population has excessive cholesterol, and approximately one in 200 persons in the general population suffers with FH. According to the American Heart Association, individuals with FH have a 20-fold increased risk of heart disease if they are not detected and treated. Additionally, patients are at a significantly higher risk of peripheral vascular disease and stroke than the general population. A heart attack may occur as early as their twenties, and half of men with untreated FH will experience one before they age 50. Thirty percent of untreated women will experience a heart attack before turning sixty, and coronary heart disease in women can manifest at thirty years of age sooner than normal.What is the Treatment of Familial Hypercholesterolemia?
A healthy lifestyle is still highly recommended even though it cannot treat familial hypercholesterolemia on its own. This involves following a plant-based or low-fat diet, such as the Mediterranean diet, and putting in around 30 minutes of moderate exercise each day, such as jogging, cycling, brisk walking, or any other activity that keeps you moving and delightful. It also entails giving up unhealthy behaviours like smoking and excessive alcohol consumption. You also need to take medicine to lower your blood cholesterol levels.Conclusion
Exercise and a healthy lifestyle are beneficial for your entire life, not just your heart. It doesn't imply you can eat everything you want just because you're on cholesterol medication. Your entire body is interconnected.Learn about inherited high cholesterol, a silent risk factor for heart disease. from our expert cardiologist Asian Heart Institute. Book your consultation now!
FAQs
Q1: Can children inherit FH?A: Yes, FH is inherited from one or both parents. If one parent has FH, there is a 50% chance their child will also have it. If both parents have FH, the child may develop a more severe form called homozygous FH.
Q2: How can I prevent complications from FH?
A: Early detection and lifelong cholesterol management are key. If you have a family history of high cholesterol or heart disease, get tested and consult a doctor to prevent serious complications.
Q3: Where can I get tested for FH?
A: You can get tested through cardiologists, lipid specialists, or genetic testing centers. Major hospitals and specialized heart care centers offer screening and treatment options for FH.
