PE, fat, air

Question 1

increased mortality factors in setting of PE?

Answer 1

coexisting DVT, clot in transit, syncope

Question 2

decreasing mortality in PE?

Answer 2

starting AC

Question 3

first test ot perform in pregnancy if PE suspected?

Answer 3

LE DVT US

Question 4

if no signs of DVT in pregnancy then do what?

Answer 4

get CTA

Question 5

AC recommendation for PE in pregnancy?

Answer 5

LMWH and then fondaparinux is second line

Question 6

AC CI in pregnancy?

Answer 6

dabigatran has adverse fetal coagulation

Question 7

CXR findings of PE?

Answer 7

atelectasis, hamptons hump which is a wedge shaped infarct

Question 8

EKG findings of PE?

Answer 8

TWI in V1, sinus tach, STE in AVR

Question 9

when to use UF instead of LMWH?

Answer 9

considering thrombolysis, renal failure, increase bleeding risk, ongoing hypotension

Question 10

Thrombolytics effect?

Answer 10

hemodynamics, AV oxygenation, RV function on ECHO at 24 hours

Question 11

thrombolytics decrease mortality when?

Answer 11

massive PE

Question 12

pathophysiology of PE?

Answer 12

increase in PVR, PH from

Question 13

how does heparin work?

Answer 13

binds antithrombin and accelerates activity. Prevents further clot and allows for some fibrinolysis

Question 14

fat emboli- GURD major criteria?

Answer 14

hypoxemia, petechiae, CNS depression, pulmonary edema

Question 15

treatment for venous air embolism?

Answer 15

left alteral decubitus and trendelenburg

Question 16

mechanism of help for trendelenburg?

Answer 16

RV outflow lower than RV decreasing RV outflow obstruction

Question 17

how much air causes problems?

Answer 17

3-5cc/kg or 100-300 cc

Question 18

tx for arterial air embolism?

Answer 18

remain flat to reduce risk of cerebral gas embolism

Question 19

starfield pattern on MRI?

Answer 19

fat emboli