16. Surgery
Heart
failure
Syncope
Angina
Survival drops sharply once these features
develop.75% of patients dead within
three years if surgery refused or could not
be carried out.
AS +CAD has worse prognosis.
17. AHA/ACC guidelines
Class I
Symptomatic
severe AS
Asymptomatic
severe AS but
undergoing other
cardiac surgery
Class II
Asymptomatic
moderate AS
undergoing other
cardiac surgery
Asymptomatic
severe AS+LVF
Abnormal exercise
response