Surg Ph3

Question 1

Remrks on tranexamic acid

Answer 1

CRASH-2 TRIAL: if given within 3 hours of injury, decreasesd mortatlity

Question 2

A unit of lbood could be transfused most rapidly through which of the following vascular access catheters

Answer 2

Widest and shortest

“16-gauge, 3-cm peripheral IV in the right antecubital fossa”

Question 3

How to diff coagulpathy of endstage liver dse vs DIC

Answer 3

Estimation of factor VIII:c

Question 4

C/i to organ donation

Answer 4

Creutzfeldt-Jakob disease

📌

Question 5

Tx of itp vs ttp

Answer 5

ITP: steroids
TTP: plasma exchange transfusion

Question 6

Base deficit

Answer 6

I: 0 to -2
II: -2 to -6
III: -6 to -10
IV: less than -10

Question 7

DOC for complicated pancreatitis

Answer 7

Cilastatin-imipinem

Question 8

Chronic carrier state occurs with hepatitis C infection

Answer 8

75-80%

Question 9

At what pressure is operative decompression of a compartment mandatory?

Answer 9

45 mmHg

*most common compartment involved: anterior compartment of the leg, which contains the deep peroneal nerve

Question 10

Proliferative phase of wound healing

Answer 10

7 days (4-12 days)

Question 11

Model in patient safety

Answer 11

Donabedian model

Changes in structure, process, outcomes

Question 12

Prophylaxis using low-dose UFH reduces the incidence of fatal pulmonary embolism by

Answer 12

50%

Question 13

Best test to predict successful extuvation of patient

Answer 13

Tobin index
Ratio of RR and tidal volume
≤105: 70% chance of passing
>105: 80% chance of failing

Question 14

Which have been showsn to decrease the time of post-op ileus

Answer 14

Erythryomycin

Question 15

FDA-approved drug for post-op ileus

Answer 15

Alvimopan

Mu-opioid receptor antagonist

Question 16

Antidote for hydrofluoric acid

Answer 16

Calcium carbonate gel

topical/IV Calcium gluconate (Schwartz)

Question 17

Ocular melanoma

Answer 17

Exclusicely metastasizes to the liver

Question 18

Closing of ASD

Answer 18

Asymptomatic: 4-5 y/o
Symptomatic: neonatal

Question 19

Abn of heart, m/c

Answer 19

1. Bicuspid aortic valve

2. VSD

Question 20

Arterial switch is best performed

Answer 20

Within 2 weeks of birth

Question 21

Most commonlynrecommended age of correcrion of TOF

Answer 21

Blalock tausig shunt
Subclavian to pulmonary artery
Neonate younger than 3 months

Question 22

Best predictor of spontaneous closure of VSD

Answer 22

Age at diagnosis
1 month: 80% chance of closur
12 months: 20-25%

Question 23

Mc type of vsd

Answer 23

Perimembaranous

Question 24

Remark/s on CABG

Answer 24

300-400 units heparin / kg is needed to increase activated clotting time to greater than 450 secs

“Anticoagulation is required during CPB, and 300 to 400 units/kg of heparin is given to increase the activated clotting time (AC ) to greater than 450 seconds. “

Question 25

Most coommon cause of thoracic aortic aneurysm

Answer 25

Nonspecific medial degeneration

Question 26

Classification for thoracoabdominal aortic anurysm repair

Answer 26

Crawford classification