Neonatal Weight Loss — RACP Paediatrics MCQ

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EasyNeonatologyNeonatal Weight LossRACP Paediatrics

What percentage of body weight does an infant lose in the first few days of life that is considered physiological?

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

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Correct answer: B — 5-7% (up to 10% for breastfed)

Physiological weight loss of 5-7% (up to 10% in breastfed) in the first 3-5 days is normal. Weight should be regained by day 10-14.

Reference: RCH Melbourne – 2024