Firdaus Khan
Dr. Aggarwal said that the commonest cause of breathlessness is not asthma. Both obesity and anemia can cause exertional breathlessness. Uncontrolled blood pressure, diastolic dysfunction of the heart and enlarged heart can also cause breathlessness. The thumb rule is that any breathlessness appearing for the first time in life after the age of 40 is cardiac in nature unless proved otherwise.
Impaired relaxation functions of the heart are a new epidemic of the society where the heart arteries do not have any blockages but the heart cannot relax properly. Diastolic functions of the heart can be evaluated by tissue Doppler echocardiography examination. Ordinary echo exam will miss the diagnosis as it usually detects the contracting systolic functions of the heart.
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