Hematocrit (Packed Cell Volume-PCV)

Label Mnemonic:	HCT
Epic code:	LAB289
Downtime form:	Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Hematology
6240 RCP
356-3527

Specimen(s):

Blood

Collection Medium:

Lavender top tube 3 mL (EDTA)

Minimum:

Full draw; 3.0 mL lavender top; (or fingerstick-purple top microtainer^®)

Testing Schedule:

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

Turn Around Time:

1 hour (upon receipt in laboratory)

Reference Range:

 
                               Males          Females
18 years+                      40-52%         35-47%
11 years - <18 years           37-48%         34-44%
5 years - <11 years            35-44%         35-44%
1 year - <5 years              31-44%         31-44%
6 months - <1 year             31-41%         31-41%
3 months - <6 months*          29-41%         29-41%
2 months - <3 months*          28-41%         28-41%
31 days - <2 months*           33-54%         33-54%
0 - <31 days*                  42-64%         42-64%
* values refer to full term infants.

Critical value: ≤18% and ≥55% (adult)

Comments:

Refer to BD Microtainer^® Tubes product sheet for detailed sample collection instructions.

Methodology:

Automated - Flow Cytometry

CPT Code:

85014

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