Evidence map›Paper›PMID 40796702›Full record

SynthesisInternational journal of colorectal disease2025

Optimizing surveillance in Lynch syndrome: lesion detection and comparative performance of different colonoscopy modalities-a systematic review and network meta-analysis.

George Hanen, Hazem E Mohammed, Mohamed Nasser, Mohamed E Haseeb, Hatem Yaser, Shehab Yaser, Salma Allam

Abstract readComparative StudyNetwork Meta-AnalysisSystematic Review
In one paragraph

Synthesis in International journal of colorectal disease, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Review
  2. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

George Hanen *School of Medicine, Minia University, Minia, Egypt.
Hazem E Mohammed *Faculty of Medicine, Assiut University, Assiut, Egypt. Hazemeslam25@gmail.com.ORCID http://orcid.org/0000-0003-0347-8694
Mohamed NasserSchool of Medicine, Minia University, Minia, Egypt.
Mohamed E HaseebSchool of Medicine, Minia University, Minia, Egypt.
Hatem YaserFaculty of Medicine, Assiut University, Assiut, Egypt.
Shehab YaserFaculty of Medicine, Assiut University, Assiut, Egypt.
Salma AllamFaculty of Medicine, Galala University, Suez, Egypt.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeLynch syndrome patients are at a high risk for developing colorectal cancer; thus, optimal surveillance strategies are required. Although colonoscopic imaging methods differ in diagnostic performance, direct comparisons in this population are not very common. We aimed to evaluate and compare the detection capabilities of white-light endoscopy (WLE), chromoendoscopy, virtual chromoendoscopy (NBI: narrow band imaging, LCI: linked color imaging, I-SCAN), and AI-assisted colonoscopy in detecting neoplastic and non-neoplastic lesions in individuals diagnosed with Lynch syndrome.

methodsUp until March 2025, PubMed, WOS, and Scopus were searched. Relevant studies included observational or interventional designs that contrasted various forms of colonoscopy in adults with Lynch syndrome. The primary outcomes were the lesion detection rate and number of lesions per colonoscopy. Secondary outcomes included total procedure time and withdrawal time. Credibility of the evidence was assessed employing CINeMA.

resultsNine studies were included. LCI and chromoendoscopy demonstrated a significantly higher neoplastic lesion detection rate compared to WLE (RD 0.11, 95% CI [0.01, 0.21], P = 0.03) and (RD 0.07, 95% CI [0.01, 0.14], P = 0.03), respectively, and LCI significantly detected more lesions per procedure (MD = 0.23, 95% CI 0.01-0.45, P = 0.04). Chromoendoscopy was better at marking the non-neoplastic lesions (RD 0.16, 95% CI [0.05, 0.27], P = 0.005) but had the longest procedure and withdrawal times. AI-assisted, as well as virtual ones, were better than WLE but were not as effective as LCI or chromoendoscopy.

conclusionIn terms of efficiency, LCI and chromoendoscopy improved WLE in detecting neoplastic lesions in Lynch syndrome. Chromoendoscopy remains valuable for non-neoplastic detection, but procedural time is a major drawback. AI-assisted technologies are promising, which require additional investigation.

Indexed as

ColonoscopyColorectal Neoplasms, Hereditary NonpolyposisHumansPublication BiasColonoscopyHereditary nonpolyposis colorectal cancerLynch syndromeNetwork meta-analysisSystematic review

Identifiers

PMID40796702
PMCPMC12343729

What Socratic holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.