Test Name

White Blood cells

Test Code

101

Unit

10³/mL

Station

Hematology

Synonym Name/Abbreviation

Leucocytes, WBC, White Blood Cell
Count

CPT Code

85048

Performing Facility

American Medical Labs, Herzliya
Pituah

Analyzer

Siemens Advia 2120 or 120

Test Method

Automated Cell Counter

AML Preferred Tube

3 mL EDTA whole blood

Storage Instructions

Room temperature up to 4h.

Stored and transported refrigerated up to 24
h.

Min. Volume

1 mL

Comments

Gently Invert tube 8-10 times after venipuncture to ensure
smooth mixing with anti-coagulant

Turn-Around-Time

One day

Intended Use

White Cell enumeration; evaluate myelopooiesis; bacterial and
viral infections; toxic metabolic processes; diagnose/evaluate leukemic
states.

Limitations

Test cannot be performed on clotted or hemolyzed samples,
specimens diluted by I.V. fluid or tube not filled with correct
volume.

Patient Preparation

No patient preparation.

Reasons for Rejection

Clotted sample, improper tube, incorrect volume, incorrect
labeling, dilution of blood with I.V. fluid, samples older than 24
hours.

Adult Reference Ranges

4.80 to
10.80