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Test Code LAB47 - Draw only @ Ammonia

Important Note

Draw only at: TidalHealth Peninsula Regional.

If patients are from our nursing homes, Deer's Head Center, KDU, or Woodbrooke Neuro, order LAB3603. (see further instructions in this catalog for LAB3603)

Additional Codes

CPT Code: 82140

Performing Laboratory

TidalHealth Peninsula Regional - Core Laboratory: Chemistry

Specimen Requirements

Specimen must be analyzed within 30 minutes of draw.

 

Draw blood in a dark lavender tube. When drawing specimen, allow tube to fill completely. Do not uncap tube once specimen has been drawn. (Clotted specimen, hemolyzed specimen, or green-top [lithium heparin or sodium heparin] tube is not acceptable.) Tube should be placed on ice immediately after draw. Forward promptly to laboratory.

 

Lavender microtainers may be used to collect heel stick specimens from infants. Try to keep collection time under 5 minutes. Specimen must be full and put on ice immediately after collection.

Reference Values

0 up to 18 years: <51 umol/L

18 years and older (Female): 11 - 51 umol/L

18 years and older (Male): 16 - 60 umol/L

Pediatric Critical value (automatic call-back) <16 years old:  ≥ 90 μmol/L

Additional Information

Available STAT