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paediatrics respiratory emergency-medicine

Bronchiolitis Severity Score (Wang Score)

Wang clinical severity score for bronchiolitis in infants. Guides clinical decision-making for bronchiolitis management and hospital admission.

Used in: Asthma

Score interpretation

Mild Bronchiolitis

→ Mild bronchiolitis (0–3): Manage at home. Adequate fluid intake; upright positioning; nasal saline drops; return precautions. No bronchodilators, steroids, or antibiotics routinely. Safety-net: return if worsening feeding, respiratory distress, or apnoea.

Moderate Bronchiolitis

→ Moderate bronchiolitis (4–8): Hospital assessment and admission likely. Monitor SpO₂; supplemental oxygen if SpO₂ <92%; NG/IV fluids if <75% intake; high-flow nasal cannula if worsening. No bronchodilators (NICE 2015); consider CPAP if not improving.

Severe Bronchiolitis

→ Severe bronchiolitis (9–12): Admit to PICU. Oxygen to maintain SpO₂ ≥92%; high-flow nasal oxygen (Optiflow); CPAP or invasive ventilation if failing; NG tube if oral intake impossible; senior PICU review urgently.

Interpretation bands for the Bronchiolitis Score. Apply clinical judgement and local guidance.

References

Related

Curated clinical cross-links plus same-class fallbacks.

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