Registry Self Assessment

Which of the following would have the longest duration of their flow velocity profile obtained in ventricular systole? aortic stenosis aortic coarctation pulmonic stenosis mitral regurgitation - Answer- mitral regurgitation The MOST COMMON cause of papillary muscle dysfunction is: trauma endocardial disease. dilated cardiomyopathy. coronary artery disease. - Answer- coronary artery disease Preventative maintenance on an ultrasound system should be performed annually. semi-annually. according to the facility biomedical policy. according to the manufacturer's recommendation. - Answer- according to the manufacturer's recommendation Given a mitral valve pressure half-time of 260 ms, the mitral valve area is 0.77 cm2. 0.85 cm2. 1.00 cm2. 1.18 cm2. - Answer- MVA= 200/PHT 0.85cm2 Which transducer location MOST OFTEN provides the best images of the ascending aorta? apical subcostal suprasternal parasternal short axis - Answer- suprasternal In aortic stenosis, which variable in the continuity equation has the GREATEST influence on the calculated valve area? LV afterload LVOT diameter pulsed wave Doppler continuous wave Doppler - Answer- LVOT diameter The finding of an overriding aorta in the parasternal long-axis view of an echocardiogram is MOST CONSISTENT with ve