Learning Center
Learn about Crohn's, UC, and treatments
Clear, practical articles to help you understand symptoms, medications, flares, nutrition, and everyday disease management. Browse by topic or jump into the condition you want to learn more about below.
Latest articles
Ulcerative Colitis PRO-2 Score: Blood and Stool Frequency
See what UC PRO-2 captures, misses, and means in medication trials.
Ulcerative Colitis Mayo Score: Full, Partial, and Modified
Know which Mayo score you have and why two 9-point versions differ.
UCDAI Score: How Ulcerative Colitis Activity Is Measured
Decode the UCDAI and its Sutherland and DAI names without mixing scales.
SCCAI Score for Ulcerative Colitis: What the Questions Mean
Understand every SCCAI component and what the symptom score cannot prove.
Robarts Histopathology Index for UC Biopsies
See how four microscopic features create an RHI biopsy score.
PUCAI Score: Pediatric Ulcerative Colitis Activity Explained
Understand the six PUCAI inputs, score bands, and role of separate labs.
Pouchitis PDAI Score After UC Surgery: What It Measures
Understand PDAI and mPDAI without treating one cutoff as a diagnosis.
PCDAI Score: How Pediatric Crohn's Activity Is Measured
See how symptoms, growth, and three labs contribute to a PCDAI result.
Older UC Activity Scores: Rachmilewitz, Seo, and Baron
Decode older UC scores and identify which ones include lab results.
Nancy Index for Ulcerative Colitis Biopsies Explained
Decode a Nancy biopsy grade and understand what microscopic remission means.
Lichtiger Score for Severe Ulcerative Colitis Explained
Separate the Lichtiger symptom score from lab-based severe UC criteria.
IBDQ and SIBDQ Scores: Measuring How IBD Affects Life
Understand IBD quality-of-life scores and why they can disagree with labs.