GIGI/Hepatology

Glasgow-Blatchford Score for Upper GI Bleed

Pre-endoscopy triage tool for upper GI bleeding to identify patients requiring urgent inpatient intervention.

Biological Sex (for haemoglobin thresholds)

Urea (mmol/L)(Normal 2.5–7.8 mmol/L)

mmol/L

Haemoglobin (g/L)(Normal: men 130–180 g/L; women 115–165 g/L)

g/L

Systolic Blood Pressure (mmHg)

mmHg

Pulse ≥ 100/min

Melaena on presentation

Syncope on presentation

Liver disease present

Cardiac failure present

Reference: Blatchford O et al. Lancet 2000

Medical Disclaimer: This calculator is a clinical decision support tool for qualified healthcare professionals. It does not replace clinical judgement. Always interpret results in the full clinical context. Reference: Blatchford O et al. Lancet 2000.

More GI/Hepatology Calculators

GIChild-Pugh Score

Stratifies severity of liver cirrhosis and estimates 1-year survival using five clinical and laboratory parameters.

GIMELD Score

Predicts 90-day mortality in patients with end-stage liver disease and guides organ allocation priority.

GIRockall Score

Post-endoscopy risk stratification for rebleeding and mortality after acute upper gastrointestinal haemorrhage.

GIRanson Criteria (Non-Gallstone)

Predicts severity and mortality of acute pancreatitis using 5 admission criteria and 6 criteria assessed at 48 hours.