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Test Code AMMON Ammonia (NH3), Plasma

Specimen Requirements

Specimen must arrive within 3 hours of draw.

 

Draw blood in a lavender-top (EDTA) tube(s) and place on wet ice immediately. (Do not use a tourniquet.) Spin down immediately and send 1 mL of EDTA plasma refrigerated.

Reject Due To

 

Hemolysis

Mild:

OK

Gross:

Reject

Lipemia

Mild:

Reject

Gross:

Reject

Icterus

Mild:

Reject

Gross:

Reject

 

Reference Values

Males:       15-55 µmol/L
Females:  11-48 µmol/L

Day(s) Test Set Up

Monday through Sunday

CPT Coding

82140

Performing Laboratory

Huntsville Hospital Laboratory/Madison Hospital Laboratory

Secondary ID

HHA1201

LOINC Coding

Test Name LOINC Code
Ammonia, Plasma 16362-6

 

Specimen Stability Information

 

Specimen Type

Temperature

Time

Plasma, EDTA on wet ice Collect on ice, spun

2 hrs