Test Name

Basophils

Test
Code

114

Unit

%

Station

Hematology

Synonym
Name/Abbreviation

Baso

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

Part
of the differential white blood cell count. One of the five types of WBCs
normally seen in the blood. It is present in very small numbers. Basophils
appear in many specific kinds of inflammatory reactions, particularly
those that cause allergic symptoms and in parasitic infections. Basophilia
may be found in some types of lymphoma and
leukemia.

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 1.5%