Useless Radiology Shit

Question 1

Recess Filling (2/3)

Answer 1

Posterior recesses fill w/ fluid first. Takes about 2x more to fill costophrenic recesses. Cardiophrenic fill w/ fat easily

Question 2

Level to See if Pt Upright

Answer 2

Gastric air bubble

Question 3

Heart Chamber Can’t Image from PA

Answer 3

RV

Question 4

Cardiac Silhouette

Answer 4

Looks like big heart, but might be buildup of pericardial fluid

Question 5

Riggler’s (sp?) Rule

Answer 5

If LV bulges >2cm from vertical line where IVC and R diaphragm meet, LV is enlarged

Question 6

Oreo Cookie Sign

Answer 6

White band (fluid) flanked by 2 gray bands (peri and epicardial fat) in pericardial effusion

Question 7

Valve Annulus Calcification

Answer 7

Dense, “C” looking calcification around valve. Often w/ valve replacement. Dangerous bc conduction problems

Question 8

Double R Heart Border

Answer 8

Inner border is LA spilling over, so LA enlargement

Question 9

Diff b/w Mitral Stenosis and Regurg

Answer 9

Stenosis is enlarged but not massive (bc concentric). Regurg is fucking huge LA

Question 10

Barium Swallow

Answer 10

Old method to determine LA enlargement, swallow Barium and see if esophagus compressed on way down

Question 11

2 Differences b/w AS and AR

Answer 11

LV dilation/enlargement only late vs. immediately and dilatation of asc aorta vs. entire thoracic aorta

Question 12

2 Signs of Interstitial Pulmonary Edema

Answer 12

Perivascular blurring (fuzzy vessels in lungs)
Peribronchial Cuffing (fluid forming donut looking rings around bronchial walls)

Question 13

Batwing Sign

Answer 13

Big central distribution of fluid, sign of alveolar edema

Question 14

2 Signs of Coarctation of Aorta

Answer 14

“3” Sign of arch and ascending aorta

Rib notching

Question 15

R Side Aorta

Answer 15

Can be perfectly fine as long as vessels coming off aren’t mirror image of normal (that means lots of genetic problems). If not a mirror image, trachea will be pushed forward as vasculature runs behind