Laboratory methods

Left Shift in Leukocyte Formula on Hematology Analyzer

How a hematology analyzer detects a left shift: immature granulocyte (IG) zones, Left Shift flag, and neutrophil distribution on the scattergram.

Analyzer scattergram scheme with neutrophil, IG zones, and Left Shift flag
Analyzer scattergram scheme with neutrophil, IG zones, and Left Shift flag

How does the analyzer display a left shift?