Special Instructions

Place samples on wet ice immediately upon collection. Instant cold packs are unacceptable. Testing must be performed within 60 minutes of collection, otherwise plasma must be frozen within 60 minutes of collection.

MRL Ordering Instructions

RESTRICTED TEST: This test is restricted to approved MRL clients. For questions, contact MRL Laboratory Solution Center at 651-232-3500. 

Cannot be drawn by mobile phlebotomy.

Turnaround Time

Performed and reported 24 hours/day.

Use

Evaluation of suspected hepatic disease.

Specimen Type

Blood

Collection Containers

Purple (EDTA) on ICE

Collection Instructions

  • Cleanse site thoroughly.
  • If possible, collect directly into vacutainer tube without removing stopper; fill tube completely. Capillary draws are unacceptable.
  • Place sample on wet ice immediately upon collection. Instant cold packs are unacceptable. Deliver to laboratory as soon as possible.
  • This test requires a separate collection container and cannot be shared with other requested tests.
  • UMMC West Only: Specimens should be walked directly to laboratory upon completion of collection.
  • For Outreach clients: Deliver sample within 15 minutes of collection to nearest laboratory for processing. If sample cannot be processed within 60 minutes of collection, the patient must be drawn at a facility with a centrifuge.

Collection Volume

2.5 mL

Minimum Collection Volume

0.6 mL

Specimen Preparation

  • Analysis or centrifugation & freezing must occur within 60 minutes of collection. Centrifuge and aliquot 1.25 mL, 0.2 mL minimum; centrifugation at 2-8°C is recommended.
  • If analysis will not be performed within 60 minutes of collection, freeze the separated plasma within 60 minutes of collection. Do not freeze the original collection container.
  • This test requires a separate collection container and cannot be shared with other requested tests.

Unacceptable Conditions

Hemolyzed, lipemic, or grossly icteric specimens or specimens collected by capillary collection.

Whole blood not placed on wet ice after collection. Samples not analyzed within 60 minutes of collection or not centrifuged, aliquotted, and frozen within 60 minutes of collection. Frozen plasma more than 3 days from collection.

Shipping Instructions

Deliver whole blood specimen on wet ice to laboratory for processing or testing to be completed within 60 minutes of collection. If shipping to another location for testing, ship frozen.

Outreach clients: Freeze plasma at -20°C and ship to arrive within 3 days. If unable to centrifuge, deliver sample within 15 minutes of collection to nearest laboratory for processing. If sample cannot be processed within 60 minutes of collection, the patient must be drawn at a facility with a centrifuge.

Stability (from collection to initiation)

Separated plasma only: 30 minutes at room temperature; 2 hours at refrigerated; 3 days frozen at -20; 4 weeks frozen at -60.

Containers

Purple (EDTA) on ICE

Reference Interval

Female: 11-51 umol/L;  Male: 16-60 umol/L; Unspecified: 11-60 umol/L

Critical Range

Greater than 100 umol/L

CPT Disclaimer

The Current Procedural Terminology (CPT) Codes published in the M Health Fairview Test Directory are based on American Medical Association (AMA) guidelines and are provided for informational purposes only. CPT codes are provided only as guidance to assist clients with billing. CPT coding is the responsibility of the billing party. M Health Fairview Laboratories does not assume responsibility for billing errors due to reliance on the CPT codes listed in this Test Directory. Charges may vary due to reflexing, susceptibilities, specimen source, patient age, methodology requirements, etc..

Patient Price Inquiries

Requester Contact Information
Patient and UMP/FV Care Team Fairview Consumer Line at 612-672-1048
MRL Outreach Client dept-mrl-business-assessment@fairview.org
Research research@fairview.org

CPT Codes

CPTQtyHC HospitalPR ClinicNote
82140130082140038214001HC AMMONIA PLASMA

Methodology

Enzymatic with glutamate dehydrogense (GLDH)

MRL Test Build

Test Name Component Required Description Type LOINC
LAB47     Ammonia Orderable  
  SRC_1001 Y Blood specimen source: Prompt  
  1230001055   Ammonia Result 16362-6

Data Type / Multiple Choice Response

SRC_1001
Blood specimen source:
Arm, Left|Arm, Right|Hand, Left|Hand, Right|Blood, Capillary|Other|Peripheral Blood
Default: Peripheral Blood

Contact

For questions regarding the test code Interface Map, please contact DEPT-LAB-CLIENT-INTERFACE@fairview.org
Ordering

Special Instructions

Place samples on wet ice immediately upon collection. Instant cold packs are unacceptable. Testing must be performed within 60 minutes of collection, otherwise plasma must be frozen within 60 minutes of collection.

MRL Ordering Instructions

RESTRICTED TEST: This test is restricted to approved MRL clients. For questions, contact MRL Laboratory Solution Center at 651-232-3500. 

Cannot be drawn by mobile phlebotomy.

Turnaround Time

Performed and reported 24 hours/day.

Use

Evaluation of suspected hepatic disease.
Collection & Processing

Specimen Type

Blood

Collection Containers

Purple (EDTA) on ICE

Collection Instructions

  • Cleanse site thoroughly.
  • If possible, collect directly into vacutainer tube without removing stopper; fill tube completely. Capillary draws are unacceptable.
  • Place sample on wet ice immediately upon collection. Instant cold packs are unacceptable. Deliver to laboratory as soon as possible.
  • This test requires a separate collection container and cannot be shared with other requested tests.
  • UMMC West Only: Specimens should be walked directly to laboratory upon completion of collection.
  • For Outreach clients: Deliver sample within 15 minutes of collection to nearest laboratory for processing. If sample cannot be processed within 60 minutes of collection, the patient must be drawn at a facility with a centrifuge.

Collection Volume

2.5 mL

Minimum Collection Volume

0.6 mL

Specimen Preparation

  • Analysis or centrifugation & freezing must occur within 60 minutes of collection. Centrifuge and aliquot 1.25 mL, 0.2 mL minimum; centrifugation at 2-8°C is recommended.
  • If analysis will not be performed within 60 minutes of collection, freeze the separated plasma within 60 minutes of collection. Do not freeze the original collection container.
  • This test requires a separate collection container and cannot be shared with other requested tests.

Unacceptable Conditions

Hemolyzed, lipemic, or grossly icteric specimens or specimens collected by capillary collection.

Whole blood not placed on wet ice after collection. Samples not analyzed within 60 minutes of collection or not centrifuged, aliquotted, and frozen within 60 minutes of collection. Frozen plasma more than 3 days from collection.

Shipping Instructions

Deliver whole blood specimen on wet ice to laboratory for processing or testing to be completed within 60 minutes of collection. If shipping to another location for testing, ship frozen.

Outreach clients: Freeze plasma at -20°C and ship to arrive within 3 days. If unable to centrifuge, deliver sample within 15 minutes of collection to nearest laboratory for processing. If sample cannot be processed within 60 minutes of collection, the patient must be drawn at a facility with a centrifuge.

Stability (from collection to initiation)

Separated plasma only: 30 minutes at room temperature; 2 hours at refrigerated; 3 days frozen at -20; 4 weeks frozen at -60.
Containers

Containers

Purple (EDTA) on ICE

Result Interpretation

Reference Interval

Female: 11-51 umol/L;  Male: 16-60 umol/L; Unspecified: 11-60 umol/L

Critical Range

Greater than 100 umol/L

Administrative

CPT Disclaimer

The Current Procedural Terminology (CPT) Codes published in the M Health Fairview Test Directory are based on American Medical Association (AMA) guidelines and are provided for informational purposes only. CPT codes are provided only as guidance to assist clients with billing. CPT coding is the responsibility of the billing party. M Health Fairview Laboratories does not assume responsibility for billing errors due to reliance on the CPT codes listed in this Test Directory. Charges may vary due to reflexing, susceptibilities, specimen source, patient age, methodology requirements, etc..

Patient Price Inquiries

Requester Contact Information
Patient and UMP/FV Care Team Fairview Consumer Line at 612-672-1048
MRL Outreach Client dept-mrl-business-assessment@fairview.org
Research research@fairview.org

CPT Codes

CPTQtyHC HospitalPR ClinicNote
82140130082140038214001HC AMMONIA PLASMA

Methodology

Enzymatic with glutamate dehydrogense (GLDH)

Interface Mapping

MRL Test Build

Test Name Component Required Description Type LOINC
LAB47     Ammonia Orderable  
  SRC_1001 Y Blood specimen source: Prompt  
  1230001055   Ammonia Result 16362-6

Data Type / Multiple Choice Response

SRC_1001
Blood specimen source:
Arm, Left|Arm, Right|Hand, Left|Hand, Right|Blood, Capillary|Other|Peripheral Blood
Default: Peripheral Blood

Contact

For questions regarding the test code Interface Map, please contact DEPT-LAB-CLIENT-INTERFACE@fairview.org
Private Details

Test Detail

Processing Key


See Processing Key "Special" Definitions document for *SPECIAL* definition.
Abbreviation
AMMON
Performing Lab
Grand Itasca, Lakes, Northland, Range, Ridges, Southdale, St. John's, UMMC East Bank, UMMC West Bank, Woodwinds
Department
Chemistry
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