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Left heart failure
Basal diseases: Coronary heart disease Hypertensive heart disease Rheumatic heart disease Congenital heart disease
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Left heart failure
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Cardiac dyspnea
Cardiac dyspnea is usually attributable to pulmonary vascular congestion resulting from the left and/or right heart failure.
Dyspnea is the primary symptom of left heart failure.
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How to describe these sensations
Cannot get enough air Air does not go all the way down Smothering feeling in the chest Tightness in the chest Fatigue in the chest
Reduction in ventilatory capacity, hypercapnia(二氧化碳潴留) and hypoxemia(低氧血症) resulting from respiratory disease.
Three clinical types: inspiratory dyspnea, expiratory dyspnea, mixed dyspnea.
Accompanied by a coarse, low pitched inspiratory wheezing and dry cough.