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Test Code LAART L-Lactic Acid, Arterial, Blood

Methodology

Amperometry

Performing Laboratory

St. Clair Hospital Laboratory

Specimen Requirements

Specimen must arrive within 1 hour of draw.

 

1 dark green-top (lithium heparin) tube (7 mL of lithium heparin whole blood). Invert several times to mix blood. Unspun blood should be placed on wet ice and transported immediately. Avoid hemolysis.

Reference Values

0.5-1.6 mEq/L
Critical value (automatic call-back):  >3.0 mEq/L

Day(s) Test Set Up

Monday through Sunday