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