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General Surgery · Paediatric surgery: Beckwith-Wiedemann syndrome
Sample itemA newborn has an omphalocele, macroglossia and a large birth weight. Which complication needs early monitoring in the first days of life?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Hypoglycaemia from pancreatic islet hyperplasia
Beckwith-Wiedemann syndrome results from dysregulation of imprinted genes on chromosome 11p15 and features macrosomia, macroglossia and abdominal wall defects. Neonatal hyperinsulinism causes hypoglycaemia, so glucose must be monitored. Affected children also have an increased risk of embryonal tumours such as Wilms tumour and hepatoblastoma, requiring ultrasound surveillance.
Option by option
A. Hypercalcaemia
Hypercalcaemia is not characteristic of this syndrome.
B. Hyperthyroidism
Thyroid overactivity is not part of the syndrome.
C. Hypernatraemia
Sodium disturbance is not a feature of the syndrome.
D. Hypoglycaemia from pancreatic islet hyperplasia (correct)
Correct. Islet cell hyperplasia produces hyperinsulinaemic hypoglycaemia.
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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