Test Overview
Test Methodology

Gem 5000 -ion=sedative electrode, amperoemetric electrode, electrical conductivity, and optical absorbance

Test Usage

Determination of blood gases (pH, pCO2, po2, HCO3) sodium, potassium, chloride, ionized calcium, glucose, lactate, total hemoglobin and Co-Oximetry to aid in the diagnosis of a patients acid/base status, electrolytes and metabolite balance, and oxygen delivery capacity.

Reference Range *

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

Test Limitations

Specimen must be free of clots and fibrin strands

Test Details
Days Set Up
Analytic Time

45 Seconds

Soft Order Code
MiChart Code
Chemical Pathology
Specimen Requirements
Collection Instructions

Collected in heparinized syringe

Normal Volume
3 mL whole blood from Syringe
Minimum Volume
150 uL whole blood from syringe
Rejection Criteria
Specimen older than 15 minutes, containing bubbles, having prolonged exposure to room air, and/or grossly hemolyzed
CPT Code
pH982803), pCO2(82803), pO2(82803), sodium (84295), potassium(84132). Chloride(82435), ionized calcium(82330), glucose (82947), lactate (83605), total hemoglobin(85018), HCO3(82803), sO2(82805)
pH (2744-1), 9CO@(2019-8), pCO2 (2703-7), sodium (32713-0), potassium (32713-0) Chloride (41650-3) ionized calcium (34581-9), glucose (41651-1), lactate (2518-9), total hemoglobin (14775-1)m anion gap (73581-1), HCO3 (1960-4), sO2 (2708-6)
NY State Approved