POCUS

Question 1

Cardiac US probe is A.K.A. what?

Answer 1

Phased array probe

Question 2

Vascular US probe is A.K.A. what?

Answer 2

Linear probe

Question 3

Abdominal US probe is A.K.A. what?

Answer 3

Curvilinear probe

Question 4

What do A-lines on US represent? Normal or not?

Answer 4

Normal. Reflection of pleural. Horizantal, dimmer, parallel to pleura.

Question 5

What to B-lines on US represent? Normal or not?

Answer 5

Abnormal. Dynamic, vertical ray extending from pleura to bottom of screen. Correlates with extravascular lung water (pulmonary edema), but not specific and can be seen in any alveolar filling or septal thickening defect (ARDS, IPF…)

Question 6

In the PLAX view, the marker dot is pointed toward what?

Answer 6

Right shoulder

Question 7

Descending aorta seen in what cardiac US view?

Answer 7

PLAX

Question 8

In the PSAX view, the maker dot is pointed toward what?

Answer 8

Left shoulder

Question 9

How do you differentiate pleural vs pericardial effusions on cardiac US?

Answer 9

In PLAX, pericardial effusions are between LA & descending aorta. Pleural effusions are deep to descending aorta.

Question 10

Normal RV:LV ratio on apical 4-chamber view?

Answer 10

RV is no larger than 2/3 LV

Question 11

In what view do you best see the RV bowing into the LV, indicating RV strain of PE?

Answer 11

PSAX

Question 12

When finding IVC from RA, where does the marker dot point?

Answer 12

Toward head