Describes the nature of a clinical study. Types include: Observational study — observes people and measures outcomes without affecting results. Interventional study (clinical trial) — studies new ...

Aortic stenosis is a serious heart valve condition characterized ... Symptoms include chest pain, shortness of breath, fatigue, and fainting, though some patients may remain asymptomatic until the ...

The timing of aortic valve replacement (AVR) in asymptomatic patients with severe aortic stenosis has been debated for several decades. Based on observational data and expert opinion, international ...

The extent of cardiac damage has been shown to be associated with increased mortality, repeat hospitalization, and decreased quality of life after aortic valve replacement (AVR). However, the ...

The presence of dyspnea ... systemic hypertension or disease of the aortic valve the clinical and pathological pictures differ from those in mitral stenosis. The symptoms, at least during the ...

THE primary purpose of this report is to emphasize the relation of a high-pitched "squeaking" or "musical" systolic murmur to aortic stenosis ... increasing dyspnea, orthopnea and angina pectoris.

Figure. Clinical management of aortic stenosis and systemic hypertension. Proposed management of patients with aortic stenosis and systemic hypertension before and after valve replacement. AS ...

Aortic stenosis is the most prevalent valve ... of its normal area is lost and clinical symptoms (exertional angina, dyspnea and syncope) usually appear when severe stenosis is produced (jet ...