Hematocrit (Packed Cell Volume-PCV)
Label Mnemonic: HCT
Epic Lab Code: LAB289
Downtime Form: A-1a General Laboratory Requisition
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