Test Overview

Test Methodology

Sysmex XE-9000

Test Usage

Evaluating anemia, bone marrow production of red cells, hematopoiesis.

Reference Range*

0.63 - 1.39%

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details

Days Test Performed

Daily, 24 hours

Analytic Time

STAT: 1 hour; Routine: 4 - 8 hours

Soft Order Code

RETIK

MiChart Code

Reticulocytes

Synonyms

Synonyms

RETIK
RETICULOCYTE GROUP TEST
ARET PAT?
ABNORMAL RETIC PAT
IRF
IMMATURE RET FRACTION
RET
Reticulocyte Count, Manual
Reticulocyte Count, Automated
RET
RET %
RET #
FLOW RETIC
RETICULOCYTE COUNT
RETICULOCYTE COUNT
RETICULOCYTE COUNT - FLOW CYTO

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Laboratory

Hematopathology

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Specimen Requirements

Offsite Collection Instructions

Collect specimen in a lavender top EDTA K2 Vacutainer® tube or EDTA K2 Microtainer® tube. Send intact within 24 hours of collection if stored at room temperature or within 48 hours if stored refrigerated.

Rejection Criteria

Specimens clotted, diluted with IV fluid, containing fibrin strands and clumped platelets, or in underfilled or improper tubes will be rejected.

Contraindication

Test is not indicated for patients receiving a large number of blood replacement units.

Container

Red Top Tube

Normal Volume

3 ml EDTA K2 whole blood in Vacutainer® tube or 500 µl EDTA K2 whole blood in Microtainer® tube

Minimum Volume

1 ml EDTA K2 whole blood in Vacutainer® tube or 300 µl EDTA K2 whole blood in Microtainer® tube

Additional Information

Automated reticulocyte counts that fail to meet established performance criteria will be done by manual methods at no additional charge. Absolute count will be reported when a red blood cell count (CBCP) is also performed.

Billing Information

Fee Codes


CPT Code

85045

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