Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

DISACCHARIDASE ANALYSIS AND INTERPRETATION

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2190         Geisinger Epic ID: 22151

SPECIMEN COLLECTION
Specimen type:
Intestinal biopsy
Preferred collection container:
Specimen required:
5 mg intestinal biopsy; minimum 2 mg
Special notes:
Approximately 5 mg of small bowel should be collected through endoscopy for the complete enzyme analysis. The tissue should be placed on the wall of a small, tightly capped, plastic tube appropriately labeled with the patient's name, date of birth, ID number, date specimen collected, and referring physician's name. A 1.5 mL microtube works well. Please do not place the tissue on gauze, filter paper, or use any type of support medium.

SPECIMEN PROCESSING
Transport temperature:
Freeze immediately and keep frozen for shipping on dry ice.
Specimen stability:
Room Temperature: Unacceptable. Refrigerated: Unacceptable. Frozen: 30 days (-20°C).
Rejection criteria:
Room temperature and refrigerated specimens unacceptable.

TEST DETAILS
Reference interval:
Disaccharidase Range Abnormal
Lactase 24.5 +/-8.0 < 15.0
Sucrase 54.4 +/- 25.4 < 25.0
Maltase 160.8 +/- 62.8 < 100.0
Palatinase 11.1 +/-6.5 < 5.0

Units = uM/min/gram protein

CPT code(s):
82657 x 4
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Disaccharidases, analysis and interpretation.
Methodology:
Enzymatic
Synonyms:
DISACA

Performing Locations

Joli Diagnostics, Inc.

Technical Lead: Michael Weaver    
Frequency: Tuesday-Friday    
Performed stat? No
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