Mnemonic: Apartment-M & Mr Peyton Manning as MVP.• Definition: A heart murmur is an unusual sound produced by the heart that can be heard with a stethoscope. • Types: systolic (mitral regurgitation, aortic stenosis, mitral valve prolapse) vs diastolic (aortic regurgitation, mitral stenosis) • Treatment: The first step in evaluating a heart murmur is to refer the patient to a cardiologist. We should treat the underlying cause of the murmur.• Symptoms and Referral: Do not always present symptoms,