myGIcalc

CRP Interpreter

Understand your C-reactive protein (CRP) blood test result for gut inflammation in plain English.

Enter Your CRP Result

Some labs report CRP in mg/dL. To convert mg/dL to mg/L, multiply by 10 (e.g., 0.5 mg/dL = 5 mg/L).

Sources

  • Ananthakrishnan AN, Adler J, Chachu KA, et al. AGA Clinical Practice Guideline on the Role of Biomarkers for the Management of Crohn's Disease. Gastroenterology. 2023.
  • Singh S, Ananthakrishnan AN, Nguyen NH, et al. AGA Clinical Practice Guideline on the Role of Biomarkers for the Management of Ulcerative Colitis. Gastroenterology. 2023.
  • Plevris N, Lees CW. Disease Monitoring in Inflammatory Bowel Disease: Evolving Principles and Possibilities. Gastroenterology. 2022.
  • Wilkens R, Dolinger M, Burisch J, Maaser C. Point-of-Care Testing and Home Testing: Pragmatic Considerations for Widespread Incorporation of Stool Tests, Serum Tests, and Intestinal Ultrasound. Gastroenterology. 2022.
  • Panes J, Jairath V, Levesque BG. Advances in Use of Endoscopy, Radiology, and Biomarkers to Monitor Inflammatory Bowel Diseases. Gastroenterology. 2017.
  • Lutz M, Horst S, Caldera F. Applying Biomarkers in Treat-to-target Approach for IBD. Current Gastroenterology Reports. 2025.