Aortic regurgitation Flashcards
give the most common cause of acute AR
infective endocarditis
give the three most common causes of chronic AR
rheumatic fever
congenital
connective tissue disorders
what stage of the cardiac cycle does blood backflow during
diastole
what type of pulse might you see in AR
pulsus bisiferiens
collapsing pulse
wide pulse pressure
what two types of valvular disease cause a displaced apex beat
aortic regurg
mitral regurg
where do you best hear an AR murmur
left lower sternal edge
what are the clinical features of AR
acute: dyspnoea and features of pulmonary oedema
what type of murmur do you hear in AR
high pitched early diastolic murmur
what might you see on ECG of AR
LV hypertrophy
how do you manage acute AR
immediate surgical intervention
haemodynamic support may be req
how do you manage chronic AR
treat HTN
symptomatic patients require surgery
- can use ACEi and BBs if CI
what might you see on CXR of AR
cardiomegaly
dilated ascending aorta
pulmonary oedema
