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Test Code 20300 Critical Care Order Group

Department

CHEMISTRY

Primary Collection Container

Green PST (Lithium Heparin)

Alternate Collection Container

Green Microtainer PST

Transport

Plasma refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Centrifuge and refrigerate.

Separate from cells if testing is delayed more than 2 hours.

Stability

Refrigerated: 24 hours

Minimum Testing Volume

0.5 mL

Reference Range

Refer to individual components for reference ranges.

Methodology

Refer to individual test methodologies

Performed

Sunday – Saturday

Reported

As completed

CPT Codes

Refer to individual tests.

Unacceptable Conditions

Hemolysis, specimens left on cells for more than 2 hours.

Additional Information

Includes:

Basic Metabolic Panel

Magnesium

Phosporus

Albumin

Bilirubin Total

AST

ALT

GGT

(hospital use only)