Aortic regurgitation: Difference between revisions
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==Background== | ==Background== | ||
===Causes=== | |||
*[[Endocarditis]] | |||
*[[Aortic dissection]] | |||
**Always suspect in acute aortic regugitation | |||
*Blunt [[chest trauma]] | |||
==Clinical Features== | ==Clinical Features== | ||
Revision as of 04:27, 14 August 2015
Background
Causes
- Endocarditis
- Aortic dissection
- Always suspect in acute aortic regugitation
- Blunt chest trauma
Clinical Features
- Pulmonary edema
- Wide pulse pressure
- Dyspnea
- Hypotension (may progress to cardiogenic shock)
- Decrescendo diastolic murmur heard immediately after S2
Differential Diagnosis
Valvular Emergencies
Diagnosis
- CXR
- Pulmonary edema w/o cardiac enlargement
Treatment
- Immediate surgical intervention
- Reduce afterload
- Diuretics and nitrates don't work
- Don't use beta blockers (block compensatory tachycardia)