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Test Code MALP Malabsorption Evaluation Panel, Feces


Specimen Required


Supplies: Malabsorption Panel (T920)

Container/Tube: Malabsorption kit or 2 small stool containers

Specimen Volume: 18 g split between 2 containers, each containing half of the specimen

Collection Instructions:

1. Collect a fresh, random fecal specimen, no preservative.

2. Split specimen between 2 small containers, each containing half of the specimen.

3. Label one small container with the A1AF and UREDF sample collection labels. Label the other small container with the CALPR, ELASF sample collection label.

4. Freeze immediately

Additional Information:

1. Specimen must be split prior to transport.

2. Testing cannot be added to a previously collected specimen.

3. Specimen cannot be collected from a diaper.


Specimen Type

Fecal

Specimen Minimum Volume

5 g

Specimen Stability Information

Specimen Type Temperature Time Special Container
Fecal Frozen 7 days

Reject Due To

Urine and feces mixed
Specimens collected from diapers
Feces collected in any preservative or fixative
Reject

Reference Values

ALPHA-1-ANTITRYPSIN, RANDOM:

≤54 mg/dL

 

CALPROTECTIN:

<50.0 mcg/g (Normal)

50.0-120 mcg/g (Borderline)

>120 mcg/g (Abnormal)

Reference values apply to all ages.

 

PANCREATIC ELASTASE:

<100 mcg/g (Severe pancreatic insufficiency)

100-200 mcg/g (Moderate pancreatic insufficiency)

>200 mcg/g (Normal)

Reference values apply to all ages.

 

REDUCING SUBSTANCE:

Negative or trace

Day(s) Performed

Monday through Friday

Report Available

4 to 6 days

Specimen Retention Time

See individual test IDs

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

0430U