aortic regurgitation

Question 1

what is aortic regurgitation

Answer 1

leaking of aortic valve causing blood flow back into ventricles during ventricular diastole

Question 2

cases of aortic regurgitation due to valve disease

Answer 2

chronic:
- rheumatic fever- most common
- calcific valve
- connective tissue- RA/SLE
- bicuspid aortic valve

acute:
- infective endocarditis

Question 3

causes of aortic regurgitation due to aortic root disease

Answer 3

chronic:
- bicuspid aortic valve
- spondylarthropathies
- hypertension
- syphilis
- marfan’s, ehler-danlos

acute:
- aortic dissection

Question 4

features of aortic regurgitation

Answer 4

early diastolic murmur
collapsing pulse
wide pulse pressure
quincke’s sign (nailbed pulsation)
de musset sign (head bobbing)
mid diastolic austin flint murmur in severe

Question 5

investigation for aortic regurgitation

Answer 5

echo

Question 6

management of aortic regurgitation

Answer 6

medical management of HF
surgery:
- symptomatic patients with severe
- asymptomatic patient with severe plus LV systolic dysfunction