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Test Code BF PH PH, Body Fluid

Additional Codes

LAB110

Performing Laboratory

Central Peninsula Hospital

Collection Method

Body fluid sample collected with care to limit exposure to oxygen. Collection should be performed via syringe and transfer to green top (lithium heparin) tube at bedside immediately following collection. The following sources are acceptable:

-Pleural fluid

-Peritoneal fluid

Container

  • Lithium Heparin Vacutainer

or

  • Heparinized Syringe 

Specimen Type

  • Lithium Heparin Vacutainer

or

  • Heparinized Syringe 

 

Minimum Volume

0.5ml

Specimen Stability

Ambient 30 minutes
Refrigerated (4°C to 8°C) N/A
Frozen(-70°C to 0°C) N/A

Reference or Target Ranges

Pleural Reference Range

Normal Range: 7.40 - 7.80

Abnormal Range: <7.30

 

Peritoneal Reference Range

Normal Range: 7.50 - 7.90

Abnormal Range: <7.35

 

Reportable Units

Not defined for this assay

Critical Value

Not defined for this assay

Reasons for Rejection

Hemolysis Threshold N/A
Icterus Threshold N/A
Lipemia Threshold N/A
Other QNS, clotted, improperly labeled, sample >30 minutes old, use of any anticoagulant other than lithium heparin, Purulent and/or turbid specimens should be rejected

Performance Information

Days and Time Performed 24/7
Expected Turn Around Time Within 30 minutes of arrival in lab
Stat Availabilty Yes
Performing Bench CPH Chemistry
Methodology/Method Description Gem Premier 5000

CPT Codes

83986

Last review/edit date

2025