ABC/2
Volume mL (cm³)
A= Hemorrhage Length cm
B= Hemorrhage Width cm
C= Number of CT Slices Slice with ≥75% Area of Hemorrhage: Counts as 1 slice; Slice with 25-75% Area of Hemorrhage: Counts as 0.5 slices; Slice with <25% Area of Hemorrhage: Counts as 0 slices
https://www.mdcalc.com/abc2-formula-intracerebral-hemorrhage-volume