Paediatrics Emergency Medicine Strong — NICE NG29
Paediatric Maintenance Fluid (Holliday-Segar)
Calculates maintenance IV fluid rate using Holliday-Segar method. Output in ml/hr.
Score interpretation
Maintenance Rate (mL/h) ≥ 0
Hourly 4-2-1 rule: ≤ 10 kg 4 mL/kg/h; 10–20 kg 40 mL/h + 2 mL/kg/h above 10 kg; > 20 kg 60 mL/h + 1 mL/kg/h above 20 kg. Not for term neonates in the first 28 days or preterm infants (NICE NG29).
→ Use isotonic crystalloid (NICE NG29); add potassium according to plasma electrolytes and the local protocol; adjust for losses and fluid status; reassess regularly.
Interpretation bands for the Paed Fluid. Apply clinical judgement and local guidance.
References
- Holliday MA, Segar WE. The maintenance need for water in parenteral fluid therapy. Pediatrics. 1957;19(5):823-832.
- Oh TH. Formulas for calculating fluid maintenance requirements. Anesthesiology. 1980;53(4):351.
- NICE NG29. Intravenous fluid therapy in children and young people in hospital. 2015 (updated 2020).
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
Drugs
- Ibuprofen (Paediatric) · NSAID / Analgesic / Antipyretic
- Paracetamol (Paediatric) · Analgesic / Antipyretic — First-Line Pain and Fever in Children
- Morphine (Paediatric) · Opioid Analgesic — Moderate to Severe Pain in Children
- Gentamicin (Paediatric) · Aminoglycoside — Neonatal Sepsis / Gram-Negative Infections in Children
- Vancomycin (Paediatric) · Glycopeptide Antibiotic — MRSA / Severe Gram-Positive Infections in Children
- Iron Supplementation (Paediatric) · Iron Supplement — Iron Deficiency Anaemia in Children
Decision support only — verify against a current formulary, NICE, or your local guideline before clinical use.