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23092 Disaccharidases Panel

Disaccharidases Panel
Test Code: DISACSO
Test Components
This assay includes testing for the following disaccharidases:  lactose, sucrase, glucoamylase, and palatinase (isomaltase equivalent). 
Useful For
This assay aids in the diagnosis of disaccharidase deficiency.  Disaccharidase deficiency is the absence or diminshed activity of one or more of the disaccharidase enzymes located in the intestinal mucosa.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
Small bowel tissue​ Small bowel biopsies in a sterile tube on DRY ice.  5 mg​ Biopsies less than 5 mg will be homogenized in a volume sufficient to complete testing.
Collection Processing Instructions
Specimens collected outside of Marshfield Center must be shipped frozen on dry ice to Marshfield Labs and stored at -80 deg C when received.  Specimens must arrive in Specimen Processing by end of day Monday through Thursday.  No Friday shipments.  Specimens received on Friday, will be held frozen until Monday.
Specimen Stability Information
Specimen Type Temperature
​Small bowl tissue ​Frozen
Rejection Criteria
Specimens not frozen.
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation

Medical College of Wisconsin -

Gastroenterology Laboratory​

Monday through Friday​ 2-3 days​ Enzymatic​
Test Information
​This test is not orderable by outreach ("63") accounts with the exception of account R0155R.
Reference Range Information
Performing Location Reference Range

Medical College of Wisconsin -

Gastroenterology Laboratory​

Interpretive report​
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
​82657 ​4 ​Enzyme activity in blood cells
Test Components
This assay includes testing for the following disaccharidases:  lactose, sucrase, glucoamylase, and palatinase (isomaltase equivalent). 
Ordering Applications
Ordering Application Description
​Centricity ​Disaccharidases
​Cerner ​Disaccharidases
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
Small bowel tissue​ Small bowel biopsies in a sterile tube on DRY ice.  5 mg​ Biopsies less than 5 mg will be homogenized in a volume sufficient to complete testing.
Collection Processing
Specimens collected outside of Marshfield Center must be shipped frozen on dry ice to Marshfield Labs and stored at -80 deg C when received.  Specimens must arrive in Specimen Processing by end of day Monday through Thursday.  No Friday shipments.  Specimens received on Friday, will be held frozen until Monday.
Specimen Stability Information
Specimen Type Temperature
​Small bowl tissue ​Frozen
Rejection Criteria
Specimens not frozen.
Useful For
This assay aids in the diagnosis of disaccharidase deficiency.  Disaccharidase deficiency is the absence or diminshed activity of one or more of the disaccharidase enzymes located in the intestinal mucosa.
Test Components
This assay includes testing for the following disaccharidases:  lactose, sucrase, glucoamylase, and palatinase (isomaltase equivalent). 
Reference Range Information
Performing Location Reference Range

Medical College of Wisconsin -

Gastroenterology Laboratory​

Interpretive report​
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation

Medical College of Wisconsin -

Gastroenterology Laboratory​

Monday through Friday​ 2-3 days​ Enzymatic​
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
​82657 ​4 ​Enzyme activity in blood cells
For most current information refer to the Marshfield Laboratory online reference manual.