FINALS ANAES SAQ16: AORTIC STENOSIS

A 70-year-old woman with aortic stenosis presents for an open aortic valve replacement (AVR).
a) What is the pathophysiology of worsening aortic stenosis? (8 marks)
b) Which specific cardiac investigations may be used in assessing the severity of this woman’s disease? (3 marks)
c) Give values for the peak aortic flow velocity, mean pressure gradient and valve area that would indicate that this woman has severe aortic stenosis. (3 marks)
d) What would be your haemodynamic goals for the perioperative management of this patient? (6 marks)

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