Chapter 4: Transesophageal Tomographic Views

CHAPTER 4: TRANSESOPHAGEAL TOMOGRAPHIC VIEWS

Select the one best answer for each item.

1. Measurement of the aortic annular dimensions is best performed from this view:

a. Mid-esophageal ascending aorta short axis

b. Mid-esophageal aortic valve short axis

c. Deep transgastric five-chamber

d. Mid-esophageal aortic valve long axis

d.

2. The mid-esophageal “window” normally is found at approximately:

a. 25 cm from the teeth

b. 35 cm from the teeth

c. 40 cm from the teeth

d. 45 cm from the teeth

b.

3. The most reliable view for assessing right ventricular (RV) systolic pressure is:

a. Mid-esophageal RV inflow-outflow view

b. Transgastric RV basal view

c. Mid-esophageal four-chamber view

d. Mid-esophageal modified bicaval view

d.

4. In a transgastric RV inflow view the tricuspid leaflet closest to the probe is the:

a. Septal leaflet

b. Anterior leaflet

c. Posterior leaflet

d. Cannot be sure from this view

c.

5. The eustachian valve is seen best in a:

a. Mid-esophageal four-chamber view

b. Mid-esophageal RV inflow-outflow view

c. Mid-esophageal bicaval view

d. Deep transgastric long-axis view

c.

6. A foreshortened four-chamber view of the left ventricle (LV) can be improved by:

a. Left lateral tilt of the probe tip

b. Rotation of the probe

c. Anteflexion of the probe

d. Retroflexion of the probe

d.

7. The junction between the superior vena cava and the right atrium is best seen with the:

a. Mid-esophageal view of RV inflow and outflow

b. Mid-esophageal bicaval view

c. Mid-esophageal great vessel