Test Code CBC Complete Blood Count (CBC) With Differential, Blood
Performing Laboratory
Lima Memorial Health System Laboratory
Specimen Requirements
Preferred:
Container/Tube: Lavender Top (EDTA) tube
Minimum Volume: 1ml
Also Acceptable:
Container/Tube: Lavender-top (EDTA) MICROTAINER(S)®
Minimum Volume: 0.25ml
Reference Values
WBC
0 days-7 months: 9.0-30.0 th/cmm
≥7 months-3 years: 6.0-17.5 th/cmm
≥3-7 years: 5.0-15.5 th/cmm
≥7-13 years: 4.5-13.5 th/cmm
≥13 years: 4.4-10.5 th/cmm
Alarm values (automatic call-back): ≤2.0 th/cmm or ≥35.0 th/cmm
RBC
0-4 days: 4.0-6.6 mil/cmm
≥4-8 days: 3.9-6.3 mil/cmm
≥8-15 days: 3.6-6.2 mil/cmm
≥15-30 days: 3.0-5.4 mil/cmm
≥1-3 months: 2.7-4.9 mil/cmm
≥3-7 months: 3.1-4.5 mil/cmm
≥7 months-3 years: 3.7-5.3 mil/cmm
≥3-7 years: 3.9-5.3 mil/cmm
≥7-13 years: 4.0-5.2 mil/cmm
≥13 years Female: 4.0-5.1 mil/cmm
≥13 years Male: 4.5-6.0 mil/cmm
HEMOGLOBIN
0-4 days: 14.5-22.5 g/dL
≥4-8 days: 13.5-21.5 g/dL
≥8-15 days: 12.5-20.5 g/dL
≥15-31 days: 10.0-18.0 g/dL
≥1-3 months: 9.0-14.0 g/dL
≥3-7 months: 9.5-13.5 g/dL
≥7 months-3 years: 11.0-13.0 g/dL
≥3-7 years: 11.5-13.5 g/dL
≥7-13 years: 11.5-15.5 g/dL
≥13 years Female: 12.0-15.0 g/dL
≥13 years Male: 13.5-16.5 g/dL
Alarm value (automatic call-back): ≤6.0 g/dL
HEMATOCRIT
0-4 days: 45.0-67.0%
≥4-8 days: 42.0-66.0%
≥8-15 days: 39.0-63.0%
≥15-31 days: 31.0-55.0%
≥1-3 months: 28.0-42.0%
≥3-7 months: 29.0-41.0%
≥7 months-3 years: 33.0-39.0%
≥3-7 years: 34.0-40.0%
≥7-13 years: 35.0-45.0%
≥13 years Female: 35.0-44.0%
≥13 years Male: 40.0-49.0%
Alarm value (automatic call-back): ≤18.0%
MCV
0-4 days: 95-121 cu mic
≥4-8 days: 88-126 cu mic
≥8-15 days: 86-124 cu mic
≥15-31 days: 85-123 cu mic
≥1-3 months: 77-115 cu mic
≥3-7 months: 74-108 cu mic
≥7 months-3 years: 70-86 cu mic
≥3-7 years: 75-87 cu mic
≥7-13 years: 77-95 cu mic
≥13 years: 80-97 cu mic
MCH
0-4 days: 31.0-37.0 pg
≥4 days-1 month: 28.0-40.0 pg
≥1-3 months: 26.0-34.0 pg
≥3-7 months: 25.0-35.0 pg
≥7 months-3 years: 23.0-31.0 pg
≥3-7 years: 24.0-30.0 pg
≥7-13 years: 25.0-33.0 pg
≥13 years: 27.5-33.0 pg
MCHC
0-4 days: 29.0-37.0 g/dL
≥4-15 days: 28.0-38.0 g/dL
≥15 days-3 months: 29.0-37.0 g/dL
≥3 months-3 years: 30.0-36.0 g/dL
≥3-13 years: 31.0-37.0 g/dL
≥13 years: 33.0-36.0 g/dL
PLATELETS
0-13 years: 140-440 th/cmm
≥13 years: 150-400 th/cmm
Alarm value (automatic call-back): ≤50 th/cmm or ≥900 th/cmm
SEGMENTED NEUTROPHILS
<20 years: No established reference values
≥20 years: 40.0-70.0%
LYMPHOCYTES
<20 years: No established reference values
≥20 years: 15.0-45.0%
MONOCYTES
<20 years: No established reference values
≥20 years: 2.0-10.0%
EOSINOPHILS
<20 years: No established reference values
≥20 years: 0.0-6.0%
BASOPHILS
<20 years: No established reference values
≥20 years: 0.0-2.0%
Specimen Stability
Ambient: 24 hours
Refrigerate: 48 hours
Day(s) Test Set Up
Monday through Sunday
Methodology
Multi-Parameter, Automated Cell Counter Utilizing Flow Cytometry, Beckman Coulter®
Test Classification and CPT Coding
85023 - if manual differential performed
85025 - if automated differential performed