A 70-year-old man with a bicuspid aortic valve and a history of stable aortic stenosis is found to have a new systolic ejection murmur grade 3/6 at the right upper sternal border. He reports exertional dyspnea and syncope. Echocardiogram shows severe aortic stenosis with valve area 0.8 cm². Which of the following is the most appropriate management?
- A)Aortic valve replacementGABARITO
- B)Annual echocardiography with activity restriction
- C)Beta-blocker therapy to slow disease progression
- D)Diuretics to relieve congestion symptoms
- E)Statin therapy for lipid management
Explicação
Severe aortic stenosis (valve area <1.0 cm²) with symptoms (dyspnea, syncope) is an absolute indication for aortic valve replacement. Once symptomatic severe AS is present, prognosis without surgery is poor, and surgery significantly improves outcomes. Ver explicação completa e trilha adaptativa →