heart murmurs

• Keywords:: Step 3, Medicine
• Related: 22 Heart Murmurs

Heart Murmurs

• General rules
  • Most murmurs increase in sound with increase preload
  • Forward murmurs (stenosis) decrease with increase afterload
  • Backward murmurs (regurge, VSD) increase with increase afterload
  • MVP, HCM decrease with increase preload or afterload