Test Overview
Test Methodology

Specimen spun in capillary tube, analyzed on micro-capillary reader

Test Usage

Evaluation of packed blood cells to fluid volume

Reference Range *

No reference values as fluid accumulations are not normal.

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

Test Details
Days Set Up
Daily, 24 hours
Analytic Time

1 hour

Soft Order Code
MiChart Code
Body Fluid Hematocrit
STAT Availability

STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).

Specimen Requirements
Collection Instructions

Collect specimen using aseptic technique. For optimal results, specimen should reach laboratory within 1 hr. of collection.If specimen must be stored, refrigeration is recommended. Specimen must be received within 24 hours of collection.

Rejection Criteria
Specimens received in syringes, vacuum bottles, large containers, green lithium heparin Vacutainer® tubes or plastic red top Vacutainer® tubes containing clot activator will be rejected. Specimens exceeding the storage criteria may be rejected.
Red Top Tube
Red Top Tube
Normal Volume
1 mL or more
Minimum Volume
1 mL
CPT Code
Fee Code