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Pitfalls in the Diagnosis and Classification of Crohn's Disease: Misdiagnosis, Overdiagnosis, and Misclassification.
The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology

Cure8 research brief

Pitfalls in the Diagnosis and Classification of Crohn's Disease: Misdiagnosis, Overdiagnosis, and Misclassification.

1 min read

Why This Matters

Accurate diagnosis and classification affect treatment choices and risks—misdiagnosis can lead to unnecessary immunosuppression, while misclassification can under-recognize severe or proximal disease that needs different management.

Patients and clinicians should know the limits of single tests and the value of combining investigations and reassessing over time.

Who Should Pay Attention

Clinicians (gastroenterologists, radiologists, pathologists), adult patients with suspected or established Crohn's disease, newly diagnosed patients, and multidisciplinary care teams.

Study Snapshot

Story typeResearch paper
Evidence typeResearch paper
Source depthJournal abstract

What To Know

The paper highlights that improvements in imaging and biomarkers have helped earlier diagnosis but also increased false positives; overinterpretation of nonspecific symptoms or isolated endoscopic/histologic findings can lead to overdiagnosis and unnecessary immunosuppression.

Low fecal calprotectin is more reliable for ruling out colonic CD than a high value is for confirming CD; isolated small-bowel disease may be missed by ileocolonoscopy, so cross-sectional imaging or intestinal ultrasound are important to assess proximal/transmural disease.

In TB-endemic areas, intestinal tuberculosis remains a key mimic of Crohn’s and should be carefully considered to avoid inappropriate treatment.

Keep In Mind

This entry is based on the article abstract (review) from The Turkish Journal of Gastroenterology; it summarizes the authors' discussion and recommendations rather than new primary data. fecal calprotectin and imaging have limitations and regional infectious mimics (eg, intestinal TB) require local consideration.

Source Details

Review the original publication for the complete reporting, methods, and context.

Read Original Source
Research paper Evidence type derived from source or registry metadata.
PublicationThe Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology
AuthorsBilican G, Brezina B, Sharip MT +6 more
Study typeReview, journal article
Indexed viaEurope PMC
Source typeResearch paper
PublishedOct 6, 2026, 12:00 AM
Content availableJournal abstract

This Cure8 brief is based on source text from the linked article. Cure8 is informational only and is not a substitute for professional medical advice, diagnosis, or treatment.

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