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Test Code FPEPA Pepsin A Assay

Reporting Name

Pepsin A Assay

Specimen Type

Body Fluid

Specimen Required

Specimen Type: Tracheal or Bronch Fluid

Sources: Tracheal or Bronch Fluid

Container/Tube: Standard Transport Tube

Specimen Volume: 1 mL

Collection Instructions: 1 mL Tracheal or Bronch Fluid shipped frozen.

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Body Fluid Frozen 30 days

Reject Due To

Hemolysis NA
Lipemia NA
Icterus NA
Other NA

Reference Values

Protein Unit = mg/mL

One unit of pepsin A = 0.1 ng/mL

Pepsin A by Elisa assay


Pepsin A Reference Range (Units):

<3.0   negative

 3-50  weak to moderate positive

>50   strong positive


Day(s) and Time(s) Performed

Monday through Friday

Performing Laboratory

Alfred I. duPont Hosp for Children-Gastroenterology

CPT Code Information

83986, 84157, 83520

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
Z3671 pH Not Provided
Z3672 Protein Not Provided
Z3673 Pepsin A Units Not Provided
Z3674 Interpretation Not Provided

Method Name


Secondary ID