Published September 16, 2019 | Version v2
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Dataset related to article: "Comparative Accuracy of Bowel Ultrasound Versus Magnetic Resonance Enterography in Combination With Colonoscopy in Assessing Crohn's Disease and Guiding Clinical Decision-making"

  • 1. Humanitas Clinical and Research Center – IRCCS -, via Manzoni 56, 20089 Rozzano (Mi) - Italy AND Humanitas University, Department of Biomedical Sciences, Via Rita Levi Montalcini 4, 20090 Pieve Emanuele – Milan, Italy
  • 2. Humanitas Clinical and Research Center – IRCCS -, via Manzoni 56, 20089 Rozzano (Mi) - Italy
  • 3. Department of Gastroenterology, Universidade Federal de São Paulo - UNIFESP, São Paulo, Brazil
  • 4. Department of Gastroenterology and Inserm U954, University Hospital of Nancy, Lorraine University, Nancy, France.

Description

This record contains raw data related to article: "This record contains raw data related to article "Comparative Accuracy of Bowel Ultrasound Versus Magnetic Resonance Enterography in Combination With Colonoscopy in Assessing Crohn's Disease and Guiding Clinical Decision-making"

The comparative accuracy of bowel ultrasound [US] versus magnetic resonance enterography [MRE] in combination with colonoscopy [CS] in assessing Crohn's disease [CD] and influencing the decision-making process is unknown.

Methods:

Consecutive ileo-colonic CD patients seen in a tertiary referral centre were prospectively assessed by MRE, CS, and bowel US, within 1 week. Sensitivity, specificity, accuracy, positive predictive value [PPV], and negative predictive value [NPV] of bowel US in assessing localisation, enhancement [presence of vascularisation at Power Doppler], active disease [presence of ulcers at colonoscopy], strictures, fistulas, and abscesses were calculated using CS + MRE findings together as a reference standard. Two blinded inflammatory bowel disease [IBD] specialists reviewed MRE and bowel US findings and were asked to decide the therapeutic strategy [continue versus change therapy]. Kappa agreement with clinical decision was calculated.

Results:

Sixty CD patients [36 with endoscopic disease activity, 28 with complications] were enrolled. For localisation, sensitivity, specificity, accuracy, PPV, and NPV of bowel US were 88%, 96%, 91%, 96%, and 85%, respectively; for enhancement, 87%, 92%, 89%, 93%, and 86%; for activity, 92%, 100%, 96%, 100%, and 94%; for strictures, 75%, 86%, 81%, 78%, and 83%; for fistulas, 100%, 98%, 98%, 66%, and 100%; for abscesses, 100%, 96%, 96%, 33%, and 100%. The concordance of management of CD patients based on bowel US or MRE findings, alone, compared with clinical decision, was 0.768 and 0.767, respectively [p <0.001]. The concordance between bowel US and MRE on management of CD patients was 0.800 [p <0.001].

Conclusions:

Bowel US is very accurate in assessing CD and is a non-invasive, easy-to-use tool to manage CD patients in clinical practice.

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Additional details

Related works

Is supplement to
10.1093/ecco-jcc/jjy093 (DOI)
29982361 (PMID)