79177-2

LOINC Code


LOINC code79177-2
name
descriptionThe detection of both C. difficile antigen (glutamate dehydrogenase, GDH) and toxins A and B in a stool specimen. This term was created for, but not limited in use to, Alere's C. diff Quik Chek Complete(R), a rapid immunoassay that screens for the presence of C. difficile GDH antigens and confirms the presence of toxigenic C. difficile by detection of toxins A and B. The Alere Quick Chek Complete assay takes 25 minutes to complete, including 15 minutes for specimen incubation and 10 minutes for reaction with substrate.
statusACTIVE

Fully-Specified Name

componentClostridioides difficile glutamate dehydrogenase & toxins A+B
    B  =  Buccal
propertyPrThr  =  Present or threshold:  The Property PrThr stands for “Presence or Threshold”, meaning either a) the actual presence or absence of an analyte, or b) that the amount of analyte detected is over some predetermined threshold.
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemStool  =  Stool = Fecal
scaleOrd  =  Ordinal:  Ordered categorical responses, e.g., 1+, 2+, 3+; positive, negative; reactive, indeterminate, nonreactive.
methodIA.rapid

Additional Names

short nameA,B; Bowel movement; C diff; C diff GDH; C diff GDH + toxins A+B; C difficile; c707; Clostridium difficile; Dehydrog; Dehyrdogenase; EIA; ELFA; ELISA; Enzyme immunoassay; Faecal; Faeces; Fecal; Feces; Gastro; Gastroenterology; GDH; GI; GLD; GLDH; Glu; Glu

Basic Attributes

classMICRO
type1  Laboratory
order vs. observationC diff GDH + to

History/Usage

first released
last updated2.73
last change typeMIN  - change to field other than name

Related Names


hierarchy paths
LOINC Home
   {component}   LP432695-7
      Laboratory   LP29693-6
         Microbiology and Antimicrobial susceptibility   LP343406-7
            Microbiology   LP7819-8
               Microorganism   LP14559-6
                  Bacteria   LP98185-9
                     Clostridium sp   LP30497-9
                        Clostridioides difficile   LP16813-5
                           Clostridioides difficile Ab   LP37704-1
                              Clostridioides difficile toxin   LP31758-3
                                 Clostridioides difficile toxin A+B   LP17113-9
                                    Clostridioides difficile glutamate dehydrogenase and toxins A+B   LP200189-1
                                       Clostridioides difficile glutamate dehydrogenase and toxins A+B | Stool | Microbiology   LP374609-8
LOINC Home
   {component}   LP432695-7
      Laboratory   LP29693-6
         Microbiology and Antimicrobial susceptibility   LP343406-7
            Microbiology   LP7819-8
               Microorganism   LP14559-6
                  Bacteria   LP98185-9
                     Clostridium sp   LP30497-9
                        Clostridioides difficile   LP16813-5
                           Clostridioides difficile glutamate dehydrogenase   LP97903-6
                              Clostridioides difficile glutamate dehydrogenase and toxins A+B   LP200189-1
                                 Clostridioides difficile glutamate dehydrogenase and toxins A+B | Stool | Microbiology   LP374609-8

Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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