Test Code CBC without Diff (Wam) Complete Blood Count (CBC) Without Differential, Blood
Performing Laboratory
NRL-Hematology
Methodology
Includes WBC count, RBC count, hemoglobin, hematocrit, RBC indices, and platelet count.
Specimen Requirements
Specimen Type: Blood
Container/Tube: Lavender top (EDTA)
Specimen Volume: Full tube
Reference Values
WBC
0-3 days: 9.0-30.0 K/mm3
3 days-2 weeks: 5.0-21.0 K/mm3
2 weeks-1 month: 5.0-20.0 K/mm3
1 month-2 years: 6.0-17.5 K/mm3
2-6 years: 5.0-15.5 K/mm3
6-12 years: 4.5-13.5 K/mm3
12-150 years: 3.8-9.8 K/mm3
Critical values:
< 3 days: < 2.0 or > 50.0 K/mm3
> 3 days: < 1.0 or > 50.0 K/mm3
RBC
Both Male and Female
0-3 days: 3.90-6.00 M/mm3
3 days-2 weeks: 3.60-6.20 M/mm3
2 weeks-1 month: 3.00-5.40 M/mm3
1-6 months: 2.70-4.90 M/mm3
6 months-2 years: 3.70-5.30 M/mm3
2-6 years: 3.90-5.30 M/mm3
6-12 years: 4.00-5.20 M/mm3
Males
12-150 years: 4.50-5.80 M/mm3
Females
12-150 years: 3.90-5.20 M/mm3
HEMOGLOBIN
Both Male and Female
0-3 days: 14.5-22.5 g/dL
3 days-2 weeks: 12.5-20.5 g/dL
2 weeks-1 month: 10.0-18.0 g/dL
1-6 months: 9.0-14.0 g/dL
6 months-2 years: 10.5-13.5 g/dL
2-6 years: 11.5-13.5 g/dL
6-12 years: 11.5-15.5 g/dL
Males
12-150 years: 13.0-17.5 g/dL
Females
12-150 years: 11.9-15.5 g/dL
Critical values:
0 days - 12 years: ≤ 7.0 g/dL
12-18 years: ≤ 6.0 g/dL
18-150 years: ≤ 6.5 g/dL or ≥ 19.9 g/dL
HEMATOCRIT
Both Males and Females
0-3 days: 45.0%-66.0%
3 days-2 weeks: 39.0%-63.0%
2 weeks-1 month: 31.0%-55.0%
1-6 months: 28.0%-42.0%
6 months-2 years: 33.0%-39.0%
2-6 years: 34.0%-45.0%
6-12 years: 35.0%-45.0%
Males
12-150 years: 38.9%-50.3%
Females
12-150 years: 35.6%-45.5%
PLATELET COUNT
0-150 years: 140-440 K/mm3
Critical values:
0-18 years: ≤ 25 K/mm3 or ≥ 1000 K/mm3
18-150 years: ≤ 20 K/mm3 or ≥ 1000 K/mm3
IF platelet count < 50, an IPF absolute will be reflexed.
0 minutes-150 years: Low 1.6%, High 10.1%
0 minutes-6 months: Low 1.5%, High 7%
6 months-12 years: Low 1.1%, High 5%
12 years-18 years: Low 1.6%, High 6.5%
18 years-150 years: Low 1.6%, High 10.1%
MCV
0-1 week: 80.0-123.0 fL
1 week-1 month: 85.0-123.0 fL
1-6 months: 74.0-115.0 fL
6 months-2 years: 70.0-86.0 fL
2-6 years: 75.0-87.0 fL
6-12 years: 77.0-95.0 fL
12-150 years: 81.3-96.4 fL
MCH
0-1 week: 28.0-40.0 pg
1 week-6 months: 25.0-35.0 pg
6 months-2 years: 23.0-31.0 pg
2-6 years: 24.0-30.0 pg
6-12 years: 25.0-33.0 pg
12-150 years: 27.1-33.3 pg
MCHC
0-1 week: 28.0-38.0 fL
1 week-6 months: 29.0-37.0 fL
6 months-2 years: 30.0-36.0 fL
2-150 years: 32.3-35.7 fL
RDW-CV
0-3 days: 15.0%-20.0%
3 days-1 month: 13.0%-19.0%
1-6 months: 12.0%-16.0%
6 months-150 years: 11.1%-14.9%
RDW-SD
0-150 years: 35.7-48.1 fL
MPV
0-150 years: 9.1-12.3 fL
NRBC Absolute
0-150 years: 0.0-0.01 K/mm3
NRBC
0-150 years: 0.0-0.2%
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
1 hour
Specimen Transport Temperature
Ambient
Test Classification and CPT Coding
85027
85055 (if applicable)