Quiz 6 coronary artery disease

In the PLAX view, a wall motion abnormality is noted in the inferolateral wall. Which coronary artery(ies) supply this segment? a. RCA b. Cx c. both RCA and Cx d. LAD

both RCA and Cx

which of the following is associated with a pseudoaneurysm? a. have a narrow neck b. have walls comprised of endocardium, myocardium, epicardium, and pericardium c. walls are usually hyperkinetic d. have a low risk of rupture

have a narrow neck

The right ventricle may be involved up to 50% of the time in patients with infarctions of the a. posterior wall b. anterior wall c. inferior wall d. lateral wall

inferior wall

akinesis of the anterior LV wall is most likely to indicate obstruction of the a. posterior descending artery b. left anterior descending artery c. left circumflex artery d. right coronary artery

left anterior descending artery

Disease in the LAD affects all of the following areas except the a. septum b. right ventricle free wall c. anterior wall d. apex

right ventricle free wall

the echocardiogram of a patient with a ruptured papillary muscle will exhibit all of the following except a. some degree of aortic regurg b. severe MR c. dyskinesis of the inferior LV posterior wall d. mitral valve prolapse

some degree of aortic regurg

when a regional wall motion abnormality occurs after a brief period of ischemia, but has not caused damage, it is considered a. necrotic b. stunning c. spastic d. hibernating

stunning

The most common cause of papillary muscle dysfunction is a. defective muscular development b. CAD c. endomyocardial disease d. cardiomyopathy

CAD

When a segment of the heart wall bulges in systole, appears thinned, and moves paradoxically as compared to the surrounding myocardium it is a. hypokinetic b. dyskinetic c. akinetic d. hyperkinetic

dyskinetic

A pericardial effusion occurring 6 days-10 days after a myocardial infarction and accompanied by fever may represent a. Marfan syndrome b. Dressback's syndrome c. Dressler's syndrome d. Barlow's syndrome

Dressler's syndrome

A segment of the LV that lacks systolic wall thickening and motion is best described as a. aneurysmal b. dyskinetic c. akinetic d. hypokinetic

akinetic

chronic remodeling of the left ventricle with subsequent MR is most commonly a result of a. an apical infarction b. an anterior wall myocardial infarction c. a posterior wall myocardial infarction d. an inferior wall myocardial infarction

an anterior wall myocardial infarction

MR associated with papillary muscle dysfunction is most commonly the result of a. an anterior wall MI b. a septal wall MI c. an apical infarct d. an inferior wall MI

an inferior wall MI