Heart disease

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Written by Yan Xin Liang
Pediatrics
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Is congenital heart disease heart cancer?

Congenital heart disease primarily refers to the abnormal development of the heart and blood vessels during the fetal period, leading to cardiovascular malformations. It is the most common type of heart disease in children, with an incidence rate of about 6-8 per 1,000 live births. Generally, congenital heart disease refers to malformations during the development of the fetal heart. The exact causes of this condition are still not completely understood. However, actively preventing viral infectious diseases in the early stages of pregnancy and avoiding certain high-risk factors associated with the disease play a significant role in preventing congenital heart disease in children. It should be noted that congenital heart disease represents malformations in the development of the heart and is not a form of heart cancer, hence there is no terminology that describes it as such.

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Written by Chen Ya
Geriatrics
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Is heart palpitations a heart disease?

Palpitations are one of the main symptoms of cardiovascular disease, but they should not be equated with it. Some palpitations do not accompany arrhythmias and can also occur in normal people, especially when lying on the left side, which might be noticeable. It is commonly seen in normal individuals who are nervous and sensitive, as well as in some anxious people. Normal people might experience palpitations during intense exercise; these could be due to sinus tachycardia or a high-output circulatory state, but most other cases should be evaluated to exclude heart disease.

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Written by Zhang Yue Mei
Cardiology
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Rheumatic Heart Disease Concept

Rheumatic heart disease is a type of organic heart disease caused by a hypersensitivity reaction in the body due to infection by Streptococcus pyogenes. This leads to pathological changes in the heart valves, including the tricuspid and mitral valves, resulting in stenosis or insufficiency which affects hemodynamics. This condition is known as rheumatic heart disease. Patients with rheumatic heart disease should actively seek treatment under the guidance of a doctor in the early stages to control the occurrence of complications.

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Written by Li Tao
Pulmonology
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The cause of cor pulmonale

Cor pulmonale, also known as pulmonary heart disease, refers to the increased pulmonary vascular resistance caused by pathological changes in the bronchi, lung tissue, thorax, or pulmonary vessels, leading to pulmonary arterial hypertension and subsequent structural and functional changes in the right ventricle. This condition is clinically referred to as cor pulmonale. The causes of cor pulmonale can be divided into three main categories: The first category is diseases of the bronchi and lungs, such as chronic obstructive pulmonary disease (COPD), which accounts for approximately 80%-90% of cases. Other causes include bronchial asthma, bronchiectasis, severe pulmonary tuberculosis, interstitial pneumonia, and more. The second category involves diseases related to disorders of thoracic cage movement, such as various thoracic deformities, kyphoscoliosis, spinal tuberculosis, arthritis leading to extensive pleural adhesions, and deformities caused by thoracic plastic surgery. The third category includes pulmonary vascular diseases, such as pulmonary arterial hypertension, pulmonary thromboembolism, and other conditions leading to narrowing or blockage of pulmonary arteries, all of which can progress to cor pulmonale.