Aortic regurgitation

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  • Causes
    • Endocarditis
    • Aortic dissection
    • Blunt chest trauma


  • Pulmonary edema
  • Wide pulse pressure
  • Dyspnea
  • Hypotension (may progress to cardiogenic shock)
  • Diastolic murmur heard immediately after S2
  • CXR
    • Pulmonary edema w/o cardiac enlargement


  • Immediate surgical intervention
  • Reduce afterload
    • Nitroprusside
  • Diuretics and nitrates don't work
  • Don't use beta blockers (block compensatory tachycardia)

See Also

Valvular Emergencies