Test Code Epic LAB47 Ammonia

Important Note

EDTA tube must be properly filled, placed on ice, and immediately centrifuged.
If testing cannot be performed immediately, plasma should be frozen.

Additional Codes

Sunquest: AMMON

Collection

Patient Preparation:

EDTA tube must be filled properly and immediately placed on ice after collection.

Specimen Type:

Lavender EDTA Top Tube
Specimen must be centrifuged within 30 minutes.

Minimum Volume:

0.1mL

Reasons for Rejection:

Specimen does not meet collection, storage, or transport requirements.

Stability

Immediately after draw, on wet ice: 30 minutes
Refrigerated: 2 hours (plasma)
Frozen: 3 days (plasma)

Performing Laboratory

QC ALL

CPT Codes

82140