Dyspnea,cough,and pulmonary crackles are symptoms that can occur in left ventricular failure and respiratory disorders,such as pneumonia.Which of the blood tests below can be used to differentiate cardiovascular from pulmonary disease?

Question

Quizplus · Accepted Answer

B-type natriuretic peptide (BNP) is a marker for left ventricular dysfunction and can help differentiate between cardiovascular and pulmonary disease. Elevated levels of BNP suggest cardiac involvement, while normal or low levels suggest pulmonary disease. The other tests listed may be helpful in evaluating respiratory status but do not specifically differentiate between cardiac and pulmonary disease.

Dyspnea,cough,and Pulmonary Crackles Are Symptoms That Can Occur in Left