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, 8 - 10 times, 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