LOINC long common name : Baker's yeast IgG Ab [Presence] in Serum by Immunoassay;
LOINC short name : Baker's yeast IgG Ql IA;
LOINC description : Saccharomyces cerevisiae antibodies (ASCA) testing is used to distinguish between
Crohn's disease (CD) and ulcerative colitis (UC), the two most common types of inflammatory
bowel disease (IBD). Testing usually includes detecting two different classes of ASCA
in the blood, IgG and IgA, as well as other antibodies, including anti-neutrophil
cytoplasmic antibodies (ANCA). ASCA are more common in patients with CD, while ANCA
are more common in those with UC.;