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Neutrophil-to-Lymphocyte Ratio (NLR)
Blood
Neutrophil-to-Lymphocyte Ratio (NLR)
COMMON RANGE
1 – 3
ratio
0.8
3.2
M
ARUP Laboratories
Adult
↗
See all sources ↓
Reference ranges across 10+ sources
Adult reference ranges from 3 entries across 3 trusted sources, shown in ratio. Compare side-by-side.
SOURCE
SEX
AGE
RANGE
VISUAL
CITE
A
ARUP Laboratories
All
≥18
1 – 3 ratio
↗
Q
Quest Diagnostics
All
≥18
1 – 3 ratio
↗
L
Labcorp
All
≥18
1 – 3 ratio
↗
A
ARUP Laboratories
All · ≥18
↗
1 – 3 ratio
Q
Quest Diagnostics
All · ≥18
↗
1 – 3 ratio
L
Labcorp
All · ≥18
↗
1 – 3 ratio
Related biomarkers
Often tested alongside neutrophil-to-lymphocyte ratio (nlr) or part of the same panel.
White Blood Cells (WBC)
Blood
Red Blood Cells (RBC)
Blood
Hemoglobin (Hgb)
Blood
Hematocrit (Hct)
Blood
Platelets (PLT)
Blood
Mean Corpuscular Volume (MCV)
Blood
Sources
A
ARUP Laboratories
Q
Quest Diagnostics
L
Labcorp
Last updated 2026-05-02
This page aggregates publicly available reference data and clinical information from Mayo Clinic Laboratories and other sources. For general wellness information only — not medical advice. For diagnosis or treatment of any condition, talk to a qualified clinician.
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