Aortic Stenosis Flashcards
1
Q
what is it
A
hardening of aortic valve
prevents it opening fully
ejection systolic murmur
2
Q
what are symptoms
A
breathlessness
chest pain
pre-syncope
syncope
3
Q
what are signs
A
radiates to carotids low volume slow rising pulse narrow pulse pressure left ventricular hypertrophy or failure forceful apex systolic thrill in aortic area
4
Q
what are causes
A
congenital
age related (calcific valvular disease)
rheumatic fever
5
Q
what is rheumatic fever
A
caused by group A B-haemolytic streptococcal infection
diagnosis requires evidence of strep (elevated antistreptolysin O titre)
6
Q
how is it diagnosed
A
ECG
echo
7
Q
how is it treated
A
valve replacement
transcatheter aortic valve implantation (TAVI)
8
Q
what are the complications
A
heart failure
cardiac arrest
