Medicine – MCQ 145 – Saccharomyces cerevisae antibody

The presence of anti Saccharomyces cerevisae antibody is a surrogate marker of one of the following:
A. Celiac disease
B. Crohn’s disease
C. Ulcerative colitis
D. Tropical sprue

Correct answer : B. Crohn’s disease

Saccharomyces cerevisae antibody positivity:

  • Chron’s disease – 60-70%
  • Ulcerative colitis – 10-15%