Diferencia entre revisiones de «Aortic regurgitation»
(Text replacement - "==Diagnosis==" to "==Evaluation==") |
Sin resumen de edición |
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| Línea 17: | Línea 17: | ||
==Evaluation== | ==Evaluation== | ||
'' | ''Consider the following tests'' | ||
*[[CXR]] may be helpful | *[[CXR]] may be helpful | ||
**May see pulmonary edema with out cardiac enlargement | **May see pulmonary edema with out cardiac enlargement | ||
Revisión del 23:28 21 nov 2016
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
Evaluation
Consider the following tests
- CXR may be helpful
- May see pulmonary edema with out cardiac enlargement
- Left ventricular hypertrophy and dilated aorta
- Transthoracic echo will provide a more definitive diagnosis
Management
- Immediate surgical intervention
- Reduce afterload
- Diuretics and nitrates do not work
- Do not use beta blockers (block compensatory tachycardia)