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HelpTest ID FPEPA Gastric Pepsin Assay
Specimen Required
Specimen Type: Tracheal or bronchial fluid
Sources: Tracheal or bronchial fluid
Container/Tube: Standard transport tube
Specimen Volume: 1 mL
Collection Instructions:
1. Collect 1 mL tracheal or bronchial fluid.
2. Transfer to a tightly capped plastic tube and freeze immediately.
3. Ship frozen.
Method Name
Enzymatic method
Reporting Name
Pepsin A AssaySpecimen Type
Body FluidSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Body Fluid | Frozen | 30 days |
Reference Values
Protein Unit: mg/mL
Pepsin A Unit: ng/mL
Pepsin A Reference Range (ng/mL):
<12.5 negative
12.5-100 weak to moderate positive
>100 strong positive
Day(s) Performed
Monday through Thursday
Report Available
4 to 9 daysPerforming Laboratory
Nemours Children's Health-GastroenterologyCPT Code Information
83986
84157
82657
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FPEPA | Pepsin A Assay | Not Provided |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z3670 | Specimen Type | 31208-2 |
| Z3672 | Protein | Not Provided |
| Z3671 | pH | Not Provided |
| Z3673 | Pepsin A | Not Provided |
| Z3674 | Interpretation | Not Provided |