Can rheumatic heart disease be inherited?

Written by Zhang Yue Mei
Cardiology
Updated on September 26, 2024
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Rheumatic heart disease is not hereditary and it is not a genetic disease. Rheumatic heart disease is a hypersensitivity disease caused by an infection, especially following a streptococcal infection. This type of infection leads to the body producing antibodies. In some individuals, these antibodies combine with antigens, causing inflammation of the collagen tissue and affecting the heart. This results in inflammatory lesions on the heart valves, causing the valves to become narrowed or fail to close completely, leading to pathological changes known as rheumatic heart disease.

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Written by Zhang Yue Mei
Cardiology
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How does one get rheumatic heart disease?

Rheumatic heart disease is a type of organic heart disease caused by the body's abnormal reaction to infection with hemolytic streptococcus, leading to valve damage and the occurrence of rheumatic heart disease. It is directly related to upper respiratory tract infections and tonsillitis. To prevent the occurrence of heart disease, it is important to control infections early. Upon the appearance of upper respiratory tract infections, tonsillitis, or tonsillar suppuration, timely selection of effective antibiotics for treatment can control the infection early and prevent the onset of rheumatic heart disease.

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Written by Zhang Yue Mei
Cardiology
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What should be avoided with rheumatic heart disease?

Patients with rheumatic heart disease should avoid overexertion and getting angry. Both overexertion and anger can increase the heart's burden, leading to a worsening of the heart disease. Patients should consume easily digestible foods and avoid spicy and greasy foods because these can cause indigestion or gastrointestinal symptoms, which in turn can increase the burden on the heart. A low-salt diet is also recommended; avoid eating overly salty dishes. Consuming foods high in salt can lead to retention of sodium and water in the blood, which increases the heart's burden, and in severe cases, can lead to heart failure.

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Written by Xie Zhi Hong
Cardiology
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The difference between rheumatic heart disease and myocarditis

Rheumatic heart disease refers to changes in the heart and heart valves caused by a disruption in the body's immune system following infection by Group A Streptococcus. Some also exhibit signs of heart inflammation and pericardial effusion, commonly presenting mitral stenosis, aortic valve stenosis or insufficiency, and tricuspid valve insufficiency. Myocarditis, on the other hand, refers to direct invasion of the heart muscle by viruses or bacteria, leading to heart muscle damage and cardiac dysfunction. Some cases present with arrhythmias, while others exhibit heart failure or shock, which can be severe enough to cause death. Generally, rheumatic heart disease has a longer course of illness, whereas myocarditis tends to improve within about two weeks. However, fulminant myocarditis has a high mortality rate, often accompanied by symptoms of heart failure, and some patients may suffer from long-term arrhythmias as a complication.

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Written by Zhang Yue Mei
Cardiology
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Can rheumatic heart disease be inherited?

Rheumatic heart disease is not hereditary and it is not a genetic disease. Rheumatic heart disease is a hypersensitivity disease caused by an infection, especially following a streptococcal infection. This type of infection leads to the body producing antibodies. In some individuals, these antibodies combine with antigens, causing inflammation of the collagen tissue and affecting the heart. This results in inflammatory lesions on the heart valves, causing the valves to become narrowed or fail to close completely, leading to pathological changes known as rheumatic heart disease.

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Written by Di Zhi Yong
Cardiology
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Do people with rheumatic heart disease need to take medication regularly?

Patients with rheumatic heart disease should also maintain a light diet, especially avoiding spicy and irritating foods. It is important to monitor changes in heart rate, blood pressure, and pulse. If the heart rate is too fast or the blood pressure is high, it may sometimes be necessary to use medication for early intervention. Rheumatic heart disease mainly manifests as chest tightness and difficulty breathing, and sometimes it can also present as swelling of the lower limbs. With active treatment, these symptoms can normally be alleviated. It is also important to monitor changes in heart rate and pulse regularly. If there are any incidents or difficulty in breathing, it is necessary to go to the hospital for treatment. During this period, it is still important to educate patients to regularly and routinely take oral medications to improve heart function, which is beneficial.