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Intussusception Epidemiology — RACP Paediatrics MCQ

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EasyGastroenterologyIntussusception EpidemiologyRACP Paediatrics

A 9-month-old presents with sudden-onset colicky abdominal pain, vomiting, and passage of red currant jelly stool. He was well prior to this. On examination, a sausage-shaped mass is palpable in the right upper quadrant. What is the peak age for this condition?

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Correct answer: A — 3-12 months

Intussusception has a peak incidence between 3-12 months of age, with most cases occurring between 5-10 months. Ileocolic intussusception is the most common type in children. A pathological lead point should be suspected in children over 3 years.

Reference: RCH Melbourne – 2024 – Clinical Practice Guidelines: Intussusception