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