When should I refer an infant with suspected pyloric stenosis to a pediatric surgeon?

Guideline-aligned answer with reasoning, red flags and references. Clinically reviewed by Dr Kola Tytler MBBS CertHE MBA MRCGP.

Posted: 17 August 2025Updated: 17 August 2025 Guideline-Aligned (High Confidence) Clinically Reviewed
Dr Kola Tytler MBBS CertHE MBA MRCGPClinical Lead • iatroX

An infant with suspected pyloric stenosis, indicated by frequent, forceful (projectile) vomiting, particularly if they are up to two months old, requires a paediatric surgery assessment ,. This should involve arranging same-day hospital admission .

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