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Paediatrics Emergency Medicine Strong — Lancet 2009

PECARN Paediatric Head Injury

Decision rule for CT head in children with head injury. Minimises radiation exposure. Two algorithms: < 2 years and ≥ 2 years.

Haemotympanum, Battle's sign, raccoon eyes, otorrhoea, rhinorrhoea

MVA with ejection / rollover / pedestrian without helmet / fall > 0.9m (<2yr) or >1.5m (≥2yr) / head struck by high-impact object

References

Related

Curated clinical cross-links plus same-class fallbacks.

Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.