Quiz 1 Questions

Question 1

shunt from the right subclavian artery to the pulmonary artery

Answer 1

blalock-tausig

Question 2

a patient with cyanosis and decreased pulmonary vascular markings may have

Answer 2

TOF

Question 3

a procedure to reduce pulmonary blood flow such as PA banding can be used for which diagnosis

Answer 3

VSD

Question 4

a shunt of Qp/Qs greater than 1 indicates

Answer 4

left to right

Question 5

a shunt that has a fixed direction of flow

Answer 5

restrictive

Question 6

T/F - interventional cardiology can close an ASD with a clamshell device in the cath lab

Answer 6

true

Question 7

in fetal circulation, the majority of the oxygenated blood in the left atrium is from the

Answer 7

IVC

Question 8

a systolic murmur can be heard in which of the following patients

Answer 8

• aortic stenosis

- pulmonary stenosis

Question 9

Which of the following are true regarding increased pulmonary blood flow from an ASD

Answer 9

• cause irreversible damage to the lungs if not corrected
• may develop eisenmengers syndrome
• adults may require a heart/lung transplant

Question 10

control of pulmonary and systemic vascular resistance is critical in complex lesions because

Answer 10

• decreased pulmonary blood flow may cause decreased arterial O2 saturation
• increased pulmonary blood flow may cause decreased arterial blood pressure

Question 11

a 3.9 kg, 53 cm patient has a full flow of 633 mL/min. What size arterial cannula would be used

Answer 11

8 fr

Question 12

flow rate for cardioplegia delivery

Answer 12

10 mL/kg or 5% of blood flow

Question 13

mannitol dose

Answer 13

250 mg/kg

Question 14

determinant for tubing, oxygenator, and cannula sizes

Answer 14

calculated flow rate based on BSA

Question 15

how often to notify surgeons on cardioplegia delivery

Answer 15

• dr bradley - 20 min

- dr kavarana - 30 min

Question 16

minimum arterial pressure for an infant

Answer 16

25-35 mmhg

Question 17

target on bypass and termination HCT for single ventricle procedure such as norwood

Answer 17

bypass - 28%

termination - 35%

Question 18

protamine dose calculation is based on

Answer 18

60% total loading dose + pump prime

Question 19

fio2 prior to circulatory arrest should be

Answer 19

100%

Question 20

minimum cooling time and temperature gradient prior to circulatory arrest

Answer 20

• 20 min

- 10 degrees

Question 21

FFP is added to prime of all patients under

Answer 21

8kg

Question 22

bicaval venous cannula size 3.9 kg, 53 cm patient, full flow of 633 mL/min

Answer 22

12, 12

Question 23

T/F: a modified BT shunt is used as a palliation for a child with a VSD

Answer 23

false

Question 24

usual shunt direction is ASD

Answer 24

left to right

Question 25

congenital defect associated with down syndrome

Answer 25

complete AV canal

Question 26

VSD repair checks

Answer 26

- TEE | - RA and PA oxygen saturations

Question 27

L:R shunt ratio in VSD for indication of surgery

Answer 27

2:1

Question 28

AV canal repair approach

Answer 28

RA

Question 29

most common type of ASD

Answer 29

Ostium secundum

Question 30

why is ASD not repaired until 2-4 years of age

Answer 30

80% close spontaneously before 1.5 years of age

Question 31

blood volume of patients with ASD/VSD/complete AV canal is ______ patients without CHD

Answer 31

greater than

Question 32

av valves develop from

Answer 32

endocardial cusion

Question 33

pulmonary hypertension develops earliest in patients with

Answer 33

complete AV canal

Question 34

complications of an AV canal repair

Answer 34

- residual shunt - conduction defect (AV block) - mitral/tricuspid regurgitation

Question 35

surgical repair at youngest age

Answer 35

AV canal