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Central vs Peripheral Hypotonia Pattern — RACP Paediatrics MCQ

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ModerateNeurology & DevelopmentCentral vs Peripheral Hypotonia PatternRACP Paediatrics

9-month-old: axial hypotonia, brisk knee reflexes, extensor plantars. Neurological pattern?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: DUpper motor neuron (central hypotonia)

Hypotonia + brisk reflexes + pyramidal signs = central (brain) cause.

Reference: RACP – 2024