Exam: Mitral Regurgitation Detailed Management Guidelines Diagnosis and Treatment
30:00
5
Which echocardiographic parameter best defines severe mitral regurgitation?
A
Vena contracta width 0.4 cm
B
Regurgitant volume 30 mL
C
Effective regurgitant orifice area 0.45 cm²
D
Jet area less than 20% of left atrium

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