Collect

Specimen Type   Requested Volume   Minimum Volume
One K2EDTA Lavender Top Tupe   4.0 mL   1.0 mL

Pediatric Collection

K2EDTA Lavender Microtainer, Minimum 250uL

Unacceptable Conditions

Specimens in improper anticoagulant, Insufficient volume, Clotted or Evidence of Fibrin Strands, hemolyzed, Contaminated w/IV fluid, Incomplete or mislabeled specimens, Exceeding stability requirements, frozen or improperly stored.

Storage/Transport Temperature

Whole blood transported at 2-8°C, refrigerated

Stability (from collection to initiation)

Ambient   Refrigerated   Frozen
24 hours   48 hours   unacceptable

Performed

Daily

Methodology

Hydrodynamic focusing, flow cytometry, and SLS-hemoglobin

Notes

One sodium citrate light blue top may be sent with the lavender tube for accurate platelet counts in patients with EDTA platelet clumping.  Sodium citrate must be completely filled with whole blood to the volume indicator and should not be spun or aliquotted.

Performing Lab

Methodist, Pekin, and Proctor Hospitals

Testing Region

Carle West region

Components

WBC Count
RBC Count
Hemoglobin
Hematocrit
MCV
MCH
MCHC
RDW
nRBC Count
Platelet Count
MPV
Absolute Neutrophil Count
Absolute Lymphocyte Count
Absolute Monocyte Count
Absolute Eosinophil Count
Absolute Basophil Count
Absolute Immature Granulocyte Count

Last Reviewed

3/3/25
Testing Information

Collect

Specimen Type   Requested Volume   Minimum Volume
One K2EDTA Lavender Top Tupe   4.0 mL   1.0 mL

Pediatric Collection

K2EDTA Lavender Microtainer, Minimum 250uL

Unacceptable Conditions

Specimens in improper anticoagulant, Insufficient volume, Clotted or Evidence of Fibrin Strands, hemolyzed, Contaminated w/IV fluid, Incomplete or mislabeled specimens, Exceeding stability requirements, frozen or improperly stored.

Storage/Transport Temperature

Whole blood transported at 2-8°C, refrigerated

Stability (from collection to initiation)

Ambient   Refrigerated   Frozen
24 hours   48 hours   unacceptable

Performed

Daily

Methodology

Hydrodynamic focusing, flow cytometry, and SLS-hemoglobin

Notes

One sodium citrate light blue top may be sent with the lavender tube for accurate platelet counts in patients with EDTA platelet clumping.  Sodium citrate must be completely filled with whole blood to the volume indicator and should not be spun or aliquotted.

Performing Lab

Methodist, Pekin, and Proctor Hospitals

Testing Region

Carle West region

Components

WBC Count
RBC Count
Hemoglobin
Hematocrit
MCV
MCH
MCHC
RDW
nRBC Count
Platelet Count
MPV
Absolute Neutrophil Count
Absolute Lymphocyte Count
Absolute Monocyte Count
Absolute Eosinophil Count
Absolute Basophil Count
Absolute Immature Granulocyte Count

Administrative

Last Reviewed

3/3/25