This tool supports structured infectious-disease decision making but does not replace clinician judgement or local guideline pathways.
This OpiCalc infectious-disease entry reflects commonly used guideline criteria and bedside risk features used in contemporary clinical practice.
Malaria Severity (WHO): WHO severe malaria danger signs identifying patients who need parenteral therapy and monitored care.
Impaired consciousness / seizures
+3 Points
Shock or severe acidosis
Acute kidney injury
+2 Points
Severe anemia
Jaundice with organ dysfunction
High parasitemia or hemoglobinuria
Assessment Tier
Score 0
No major severe-malaria danger sign selected.