Specimen

Blood

Collection Medium:

Minimum:

Full draw; any size lavender top; (or fingerstick)

Testing Schedule:

24 hrs/day, 7 days a week, including holidays.

Analytic Time:

Routine turnaround time is approximately 2.5 hrs.

Reference Range:

              Males          Females
Adult         40-52%         35-47%
11-18 yrs     37-48%         34-44%
5-11 yrs      35-44%         35-44%
1-5 yrs       31-44%         31-44%
6 mo- 1 yr    31-41%         31-41%
3-6 months*   29-41%         29-41%
2-3 months*   28-41%         28-41%
1-2 months*   33-55%         33-55%
0-1 months*   42-65%         42-65%
* values refer to full term infants.

Critical value: <18% and >55% (adult)

Methodology:

Automated - Flow Cytometry

CPT Code:

85014

See Additional Information:
Hematology Critical Lab Values
Hematology Pediatric Reference Ranges