Specimen Requirements

Title

Ammonia, Blood

Specimen Requirement

1 Lavender top/1.0 mL. Transport whole blood on ice within 30 minutes. If delivery within 30 minutes is not possible, Centrifuge, separate and freeze plasma at -20 C or lower and maintain at -20 C. Contact laboratory for shipping details.

Methodology

Stability

Refrigerated: 3 hrs; Frozen: 1 day

Reference Range

By Report

Turnaround

1-2 days

Clinical Use

Useful in assessing some metabolic defects, liver dysfunction, and renal failure.

Test Code

NH3