The causes of embolism in mitral stenosis

Written by Li Hai Wen

Cardiology

Updated on September 29, 2024

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Mitral stenosis in patients can lead to embolism due to the tendency of mitral stenosis to cause enlargement of the left atrium. The enlargement of the left atrium is a key anatomical factor leading to atrial fibrillation and cardiac arrhythmias. When atrial fibrillation occurs, it is easy for blood clots to form in the left atrium, especially in the area of the left atrial appendage. When a blood clot breaks off, it can travel with the bloodstream and cause occlusion of the corresponding blood vessels, resulting in embolic complications. Timely surgical intervention to treat mitral stenosis can effectively prevent complications such as atrial enlargement and blood clots caused by mitral stenosis.

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Written by Di Zhi Yong

Cardiology

40sec

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Does mitral valve cause hemoptysis with lumps?

If the patient has a history of mitral stenosis, it is still necessary to actively control the symptoms in treatment. Because mitral stenosis can cause hemoptysis, the amount of blood coughed up depends on individual factors. This condition can cause capillary rupture and bleeding, which may result in the coughing up of blood clots. This situation does not indicate whether there is a tumor, as mitral stenosis is a type of rheumatic heart disease or congenital heart disease. Currently, the treatment primarily focuses on symptomatic relief, actively controlling the heart rate, and managing changes in blood pressure and pulse, which can also improve this condition.

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Written by Chen Tian Hua

Cardiology

52sec

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What is mild regurgitation of the mitral and tricuspid valves?

If a cardiac echocardiogram simply finds mild regurgitation of the mitral and tricuspid valves, and the heart isn't noticeably enlarged, and the valves have no organic lesions, this mild regurgitation of the mitral and tricuspid valves isn't considered a pathological state. It should be considered as physiological degeneration of the valves and doesn't require treatment, generally causing no harm to overall health. However, some occurrences of mild regurgitation of the mitral and tricuspid valves are due to enlargement of the left and right ventricles. In these cases, it's necessary to further identify the causes leading to the enlargement of the ventricles and actively address them to control the condition effectively. This avoids further enlargement of the ventricles, which could worsen the valve regurgitation and negatively impact health.

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Written by Di Zhi Yong

Cardiology

48sec

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Mild to moderate mitral stenosis, how long?

If the patient has mitral stenosis which is mild and progressing to moderate, it will take a year or even longer. Because if mild cases are aggressively managed with medication, it can slow the further progression of the disease. Mitral stenosis is a type of rheumatic heart disease or heart valve disease, mainly causing symptoms such as palpitations, chest tightness, and shortness of breath, with severe cases also presenting with swelling of the lower limbs. For mild mitral stenosis, it is necessary to have regular hospital check-ups, particularly to actively prevent upper respiratory tract infections, as sometimes these conditions can occur after catching cold, and actively controlling respiratory inflammation can improve symptoms.

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Written by Chen Tian Hua

Cardiology

52sec

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What is mild mitral and tricuspid regurgitation of the heart?

Mild regurgitation of the mitral and tricuspid valves means that during the contraction phase of the heart, the mitral and tricuspid valves cannot close completely, resulting in a slight imperfection in closure. This causes a small amount of blood to flow back from the ventricle into the atrium. Since the closure imperfection is minor, the volume of the regurgitating blood is not significant. If not accompanied by any organic disease, this type of regurgitation typically does not lead to adverse outcomes and does not require treatment. However, if the patient has an organic disease, especially organic heart disease, it is crucial to actively control the related diseases to prevent aggravation, which could worsen the condition of mitral and tricuspid valves regurgitation, leading to more severe regurgitation.

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Written by Xie Zhi Hong

Cardiology

57sec

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Why can't vasodilators be used for mitral stenosis?

Mitral stenosis primarily restricts the return blood volume to the left ventricle. If the stenosis is particularly severe, it can lead to a significant decrease in return blood volume, resulting in poorer pumping function. There are several main factors that affect return blood volume. The first is sufficient circulating blood volume, and the second is the degree of mitral stenosis. Therefore, after using vasodilators, a large amount of blood flows into the capacitance vessels. As a result, the return blood volume decreases, which can further reduce the return blood volume through the already narrowed mitral valve, leading to worsening breathing difficulties in patients, severe cases can cause fainting, or even sudden death.