Test Name

Eosinophils

Test Code

113

Unit

%

Station

Hematology

Synonym Name/Abbreviation

Eos

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

One of the five types of WBC normally present in blood.
Eosinophil numbers increase as a result of allergies and infestation by
parasites, TB, brucellosis, collagen disease, Hodgkin’s,
myeloproliferative diseases, angioneurotic edema, dermatitis, thymic
disorders, radiotherapy, splenectomy, Addison’s, decreased in
Cushing’s.

Limitations

Clotted sample; hemolysis; tube not filled to correct
volume.

Patient Preparation

No patient preparation
needed.

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

 0.0 to 6.0
%