White blood cell count

Alphabetical Test listing

White blood cell count-514

  
White blood cell count
  
514
  
85048.3
  
WBC
  
EDTA whole blood
  

Lavender (EDTA), 4mL

If the patient has platelet clumping issues in EDTA, a Lt blue Sodium citrate (NaCit) tube must be collected in addition to the Lavender (EDTA), 4mL tube.

  
5.0 mL
  
3.0 mL
  

Immediately after collection, mix tube thoroughly by gentle inversion to prevent clotting.

If the patient has platelet clumping issues in EDTA, a Lt blue Sodium citrate (NaCit) tube must be collected in addition to the Lavender (EDTA), 4mL tube.

  

Lavender (EDTA), 4mL

  

Refrigerated (preferred) - 48 hours

Ambient (OK) - 24 hours

  
  • Improper label (unlabeled or mislabeled)
  • Clotted specimen
  • Improper anticoagulant or ratio
  • Hemolysis
  • Delay in transport
  • Improper storage/transport temperature
  
AHL - Hematology: H
  
Daily
  
1 day
  

Sysmex

  
 Age  Range         (103/mm3)
 0 - 3 days  9.0 - 35.0
 4 - 9 days  5.0 - 21.0
 10 - 14 days  5.0 - 20.0
 15 - 30 days  5.0 - 19.5
 1 - 6 months  6.0 - 17.5
 7 - 24 months  6.0 - 17.0
 25 - 60 months  5.5 - 15.5
 5 - 8 years  5.0 - 14.5
 9 - 12 years  4.5 - 13.5
 13 - 18 years  4.5 - 13.0
 >18 years  4.5 - 11.0

 

  
Age

    Low        (103/mm3)

    High    (103/mm3)
 0 - 28 days     <5.0    >35.0
>28 days     <2.0    >50.0
  
85048
  
Yes
  
  
11/30/2001
  
07/13/2018
  
02/18/2020