Transposition of Great Arteries - Self Assessment Questions

Please check one answer only

1) Which is commonly associated with Transposition of the Great Arteries ?
a) Asplenia
b) Polysplenia
c) Patent ductus arteriosus
d) Left ventricular hypertrophy
e) Aortic stenosis

2) Early presentation is related to....
a) Large ductus size
b) Small size of foramen ovale
c) Vaginal delivery
d) Male sex
e) Birth weight

3) Which of the following CXR findings is false ?
a) Cardiothoracic ratio is normal or increased
b) Demonstrates an "egg on side" appearance
c) Apex pointing to left
d) Pulmonary oligaemia
e) The aortic arch is left sided

4) Which connection is always false in TGA ?
a) Atrio-ventricular concordance
b) Atrio-ventricular discordance
c) Common atrio-ventricular connection
d) Ventricular-arterial concordance
e) Ventricular-arterial discordance

5) In a cyanosed neonate with "simple" TGA which treatment is inappropriate ?
a) Modified Blalock-Taussig shunt
b) Balloon septostomy
c) Intubation and ventilation
d) Prostaglandin E1
e) Prostaglandin E2

6) The arterial switch repair is usually undertaken at  ...
a) 3 - 6 months
b) 1 year
c) 2 years
d) 3 years
e) Presentation
 
7) Mortality for the Arterial Switch procedure in the neonatal  period is ...
a) 0 - 5 %
b) 5-10%
c) 10-15%
d) 15-20%
e) > 20%

8) Surgical mortality & morbidity is generally related to ?
a) Size of VSD (if present)
b) Coronary artery variations
c) Adequacy of atrial septostomy
d) Size of patient
e) Antenatal diagnosis

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