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Which of the following would be the earliest auscultatory finding in left ventricular failure (LVF)? 
 
A. Crackles 
B. S3 
C. Murmur of mitral regurgitation 
D. Pericardial friction rub 
B. S3 
 
LVF would be the most subtle because early changes are usually subtle changes. Choose "S3." 
A patient with a triple-lumen subclavian catheter has been receiving total parenteral nutrition, maintenance fluids, and antibiotics by the catheter. He has been slightly confused. Suddenly he grasps the cath...
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Which of the following would be the earliest auscultatory finding in left ventricular failure (LVF)? 
 
A. Crackles 
B. S3 
C. Murmur of mitral regurgitation 
D. Pericardial friction rub 
B. S3 
 
LVF would be the most subtle because early changes are usually subtle changes. Choose "S3." 
A patient with a triple-lumen subclavian catheter has been receiving total parenteral nutrition, maintenance fluids, and antibiotics by the catheter. He has been slightly confused. Suddenly he grasps the cath...