Measurement of the activity of small bowel mucosal disaccharidase enzymes (lactase, maltase, sucrase) from duodenal or jejunal biopsy tissue. Clinical indication for requesting: investigation of malabsorption due to disaccharidase enzyme deficiency.
ID
Tests&Tubes0179
Additional Information
Requestors should ideally phone the laboratory the day before carrying out the biopsy. Collection tubes and dry-ice are provided by the lab on the day of the procedure. Requires minimum of 5 mg tissue from duodenal or jejunal biopsy, wrapped in foil and snap frozen on dry ice. Please return the dry ice box with sample to the main biochemistry lab.
Turn Around
Turnaround time stated by GOSH: 8 weeks (routine). 1 week STAT.
Send to
Blood Sciences CfLM
(Test referred to GOSH)
Contact
For further details please contact Leeds Pathology customer services: [email protected].
Advice
Full Referred Test details logged internally on the referred test database [BSF2REC17003]
http://leedspath.myeqms.com/Administrator/LoadDocADM.asp?ID=82998&Ext=True&CCID=1
Collection Con
GOSH requires a minimum of 2 biopsy samples.
Instructions to lab: On the day of collection, make up an igloo containing dry ice, with a pack containing foil, a 2mL screw-top and a universal tube, held to the lid with a rubber band. On receipt of sample, store frozen at -70.
Sample REQ
Biopsy tissue
Ref. Range Notes
Age-related reference ranges.