Sign in →

Test ID FDSAC Disaccharidase Analysis

Method Name


Reporting Name

Disaccharidase Analysis

Specimen Type


Specimen Required

Send 5 mg from an intestinal biopsy in a clean, screw-topped plastic vial. Freeze immediately after collection and ship frozen.


Note: Specimen should not be placed on gauze, filter paper, nor should any saline, support or embedding material be added.

Specimen Minimum Volume

5 mg wet weight

Specimen Stability Information

Specimen Type Temperature Time Special Container
Tissue Frozen

Reference Values

Lactase:     Range  24.5 ± 8.0

                      Abnormal  <15.0


Units = uM/min/gram protein


Sucrase:      Range 54.4 ± 25.4

                       Abnormal  <25.0


Units = uM/min/gram protein


Maltase:      Range 160.8 ± 62.8

                       Abnormal  <100.0


Units = uM/min/gram protein


Palatinase:   Range 11.1 ± 6.5

                          Abnormal  <5.0


Units = uM/min/gram protein


Day(s) and Time(s) Performed

Tuesday through Friday

Performing Laboratory

Joli Diagnostics, Inc.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FDSAC Disaccharidase Analysis 57765-0


Result ID Test Result Name Result LOINC Value
Z0946 Lactase: 81315-4
Z1849 Sucrase 30372-7
Z1850 Maltase 81322-0
Z1851 Palatinase 81314-7
Z1852 Interpretation 57779-1

NY State Approved