Aortic regurgitation
Description
- Diastolic reflux aorta -> LV = combined volume and pressure overload
| Acute | Chronic | |
|---|---|---|
| LV | Normal size, non-compliant | Dilated, compliant |
| Pulse pressure | Normal or narrow | Wide |
| Murmur | Short, soft | Long, holodiastolic |
| Presents as | Pulmonary oedema, shock | Asymptomatic for decades |
| Treatment | Emergency surgery | Timed by LV thresholds |
- Acute severe AR: all the classic peripheral signs are absent - severity is routinely underestimated
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