Hematocrit

CPT: 85014
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Test Details

Synonyms

  • Packed Cell Volume

Use

Evaluate anemia, blood loss, and state of hydration or suspect polycythemic condition and response to treatment

Methodology

Automated cell counter

Specimen Requirements

Specimen

Whole blood

Volume

Tube fill capacity

Minimum Volume

0.5 mL (500 μL for pediatric microtainer capillary tubes; fill tube to capacity.)

Container

Lavender-top (EDTA) tube

Collection

Invert tube 8 to 10 times immediately after tube is filled at the time of collection.

Storage Instructions

Maintain specimen at room temperature.

Stability Requirements

Temperature

Period

Room temperature

1 day

Refrigerated

3 days

Frozen

Unstable

Freeze/thaw cycles

Unstable

Causes for Rejection

Hemolysis; clotted specimen; specimen diluted or contaminated with IV fluid; specimen drawn in any anticoagulant other than EDTA; tube not filled with minimum volume; specimen received with plasma removed; improper labeling; transport tubes with whole blood

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
005058 Hematocrit 4544-3 005058 Hematocrit % 4544-3

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