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General Surgery · Paediatric surgery: oesophageal atresia work-up
Sample itemA newborn with oesophageal atresia is being prepared for repair. Which investigation is essential before operation because it influences the surgical approach?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Echocardiography to define cardiac anomalies and the aortic arch side
Oesophageal atresia often occurs within VACTERL association, and congenital heart disease changes the anaesthetic risk. Echocardiography also shows the side of the aortic arch, since a right arch usually prompts a left-sided approach. Renal ultrasound and spinal imaging are part of the screen.
Option by option
A. Echocardiography to define cardiac anomalies and the aortic arch side (correct)
Correct. Cardiac anomalies are common and the arch side determines the operative approach.
B. Bone scintigraphy
Bone scintigraphy has no role before repair.
C. Electroencephalography
EEG has no role in the preoperative work-up.
D. Renal angiography
Renal angiography is not a screening test, and ultrasound is used for renal anomalies.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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