Why does pulmonary hypertension lead to right heart failure?

Apr 10, 2023 Source: Cainiu Health

Dr. Tian Hongbo

Introduction

Pulmonary hypertension leads to a persistent increase in pressure, resulting in severe pulmonary hypertension and subsequent heart failure. When pulmonary arterial pressure rises further, the pressure in the right ventricle also increases, causing right ventricular enlargement and ultimately leading to right-sided heart failure. During treatment, adequate rest is essential, and the diet should include more high-protein foods to enhance the body's resistance.

Pulmonary hypertension causes a persistent increase in pressure, leading to severe pulmonary hypertension and ultimately resulting in heart failure. When pulmonary arterial pressure rises further, the pressure in the right ventricle also increases, causing right ventricular enlargement and eventually triggering right-sided heart failure.

Pulmonary hypertension primarily refers to an abnormal elevation in pulmonary artery pressure, manifesting as symptoms such as angina, fatigue, and shortness of breath. These symptoms tend to worsen after intense physical activity or during periods of excessive emotional stress. If not treated promptly, this condition can lead to right ventricular hypertrophy and dilation, causing right-sided heart failure. It also reduces blood perfusion in the pulmonary circulation, resulting in hypoxia. Furthermore, it may damage the heart and other organs. Therefore, once diagnosed with pulmonary hypertension, it is essential to begin treatment as early as possible under a doctor's guidance, using medications such as warfarin tablets and dobutamine tablets.

During treatment, adequate rest is important. In terms of diet, consuming more high-protein foods can help enhance the body's resistance.

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Is there any problem if a newborn has a slightly narrow pulmonary artery detected prenatally?

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