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Fernandes C, Estevinho M, Marques Cruz M, Frazzoni L, Rodrigues PP, Fuccio L, Dinis-Ribeiro M. Adenoma detection rate by colonoscopy in real-world population-based studies: a systematic review and meta-analysis. Endoscopy 2024. [PMID: 39227020 DOI: 10.1055/a-2382-5795] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 09/05/2024]
Abstract
BACKGROUND Adenoma detection rate (ADR) is a quality indicator set at a minimum of 25% in unselected populations by the European Society of Gastrointestinal Endoscopy (ESGE). Nevertheless, a lack of pooled observational data resembling real-world practice limits support for this threshold. We aimed to perform a systematic review with meta-analysis to evaluate the pooled rates for conventional adenoma detection, polyp detection (PDR), cecal intubation, bowel preparation, and complications in population-based studies. METHODS The PubMed, Scopus, and Web of Science databases were searched until May 2023 for populational-based studies reporting overall ADR in unselected individuals. A random-effects model was used for meta-analysis. RESULTS 31 studies were included, comprising 3 644 561 subjects. A high quality of procedures was noticeable, with a high cecal intubation rate and low complication rate. The overall pooled ADR, PDR, and rate of cancer detection were 26.5% (95%CI 23.3% to 29.7%), 38.3% (95%CI 32.5% to 44.1%), and 2.7% (95%CI 1.5% to 3.9%), respectively. ADR varied according to indication: screening 33.3% (95%CI 24.5% to 42.2%), surveillance 42.9% (95%CI 36.9% to 49.0%), and diagnostic 24.7% (95%CI 19.5% to 29.9%), with subgroup analysis revealing rates of 34.4% (95%CI 22.0% to 40.5%) for post-fecal occult blood test and 26.6% (95%CI 22.6% to 30.5%) for primary colonoscopy screening. Diminutive conventional adenomas yielded a pooled rate of 59.9% (95%CI 43.4% to 76.3%). The pooled rate for overall serrated lesion detection was 12.4% (95%CI 8.8% to 16.0%). Male sex and higher age were significantly associated with an ADR above the benchmark. CONCLUSION This first meta-analysis relying on real-world observational studies supports the ESGE benchmark for ADR, while suggesting that different benchmarks might be used according to indication, sex, and age.
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Affiliation(s)
- Carlos Fernandes
- Programme in Health Data Science, University of Porto Faculty of Medicine, Porto, Portugal
| | - Manuela Estevinho
- Department of Gastroenterology, Vila Nova de Gaia Espinho Hospital Center, Vila Nova de Gaia, Portugal
- Department of Biomedicine, Unit of Pharmacology and Therapeutics, University of Porto Faculty of Medicine, Porto, Portugal
| | - Manuel Marques Cruz
- MEDCIDS - Department of Community Medicine, Information and Health Decision Sciences, University of Porto Faculty of Medicine, Porto, Portugal
- CINTESIS@RISE, MEDCIDS, University of Porto Faculty of Medicine, Porto, Portugal
| | - Leonardo Frazzoni
- Gastroenterology and Endoscopy Unit, Forli-Cesena Hospitals, AUSL Romagna, Italy
| | | | - Lorenzo Fuccio
- Department of Medical and Surgical Sciences, University of Bologna, Bologna, Italy
- Gastroenterology Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, S. Orsola Hospital, Bologna, Italy
| | - Mário Dinis-Ribeiro
- Gastroenterology Department and PreCAM, RISE@CI-IPO (Health Research Network), Portuguese Oncology Institute of Porto (IPO Porto), Porto, Portugal
- Porto Comprehensive Cancer Center (Porto.CCC), Porto, Portugal
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Rex DK, Anderson JC, Butterly LF, Day LW, Dominitz JA, Kaltenbach T, Ladabaum U, Levin TR, Shaukat A, Achkar JP, Farraye FA, Kane SV, Shaheen NJ. Quality indicators for colonoscopy. Gastrointest Endosc 2024; 100:352-381. [PMID: 39177519 DOI: 10.1016/j.gie.2024.04.2905] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/12/2024] [Accepted: 04/25/2024] [Indexed: 08/24/2024]
Affiliation(s)
- Douglas K Rex
- Division of Gastroenterology and Hepatology, Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA
| | - Joseph C Anderson
- Department of Medicine/Division of Gastroenterology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA; Department of Medicine/Division of Gastroenterology, White River Junction VAMC, White River Junction, Vermont, USA; University of Connecticut School of Medicine, Farmington, Connecticut, USA
| | - Lynn F Butterly
- Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA; Department of Medicine, Section of Gastroenterology and Hepatology, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire, USA; New Hampshire Colonoscopy Registry, Lebanon, New Hampshire, USA
| | - Lukejohn W Day
- Division of Gastroenterology, Department of Medicine, University of California San Francisco; Chief Medical Officer, University of California San Francisco Health System
| | - Jason A Dominitz
- Division of Gastroenterology, Department of Medicine, University of Washington School of Medicine, Seattle, Washington, USA; VA Puget Sound Health Care System, Seattle, Washington, USA
| | - Tonya Kaltenbach
- Department of Medicine, University of California, San Francisco, California, USA; Division of Gastroenterology, San Francisco Veterans Affairs Medical Center, San Francisco, California, USA
| | - Uri Ladabaum
- Division of Gastroenterology and Hepatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, USA
| | - Theodore R Levin
- Kaiser Permanente Division of Research, Pleasonton, California, USA
| | - Aasma Shaukat
- Division of Gastroenterology, Department of Medicine, NYU Grossman School of Medicine, New York Harbor Veterans Affairs Health Care System, New York, New York, USA
| | - Jean-Paul Achkar
- Department of Gastroenterology, Hepatology and Nutrition, Digestive Diseases Institute, Cleveland Clinic, Cleveland, Ohio, USA
| | - Francis A Farraye
- Division of Gastroenterology and Hepatology, Mayo Clinic Florida, Jacksonville, Florida, USA
| | - Sunanda V Kane
- Division of Gastroenterology and Hepatology, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Nicholas J Shaheen
- Division of Gastroenterology and Hepatology, University of North Carolina, Chapel Hill, North Carolina, USA
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Rex DK, Anderson JC, Butterly LF, Day LW, Dominitz JA, Kaltenbach T, Ladabaum U, Levin TR, Shaukat A, Achkar JP, Farraye FA, Kane SV, Shaheen NJ. Quality Indicators for Colonoscopy. Am J Gastroenterol 2024:00000434-990000000-01296. [PMID: 39167112 DOI: 10.14309/ajg.0000000000002972] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/17/2023] [Accepted: 01/19/2024] [Indexed: 08/23/2024]
Affiliation(s)
- Douglas K Rex
- Division of Gastroenterology and Hepatology, Department of Medicine, Indiana University School of Medicine, Indianapolis, Indiana, USA
| | - Joseph C Anderson
- Division of Gastroenterology, Department of Medicine, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA
- Division of Gastroenterology, Department of Medicine, White River Junction VAMC, White River Junction, Vermont, USA
- University of Connecticut School of Medicine, Farmington, Connecticut, USA
| | - Lynn F Butterly
- Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA
- Department of Medicine, Section of Gastroenterology and Hepatology, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire, USA
- New Hampshire Colonoscopy Registry, Lebanon, New Hampshire, USA
| | - Lukejohn W Day
- Division of Gastroenterology, Department of Medicine, University of California San Francisco, San Francisco, California, USA
- Chief Medical Officer, University of California San Francisco Health System, San Francisco, California, USA
| | - Jason A Dominitz
- Division of Gastroenterology, Department of Medicine, University of Washington School of Medicine, Seattle, Washington, USA
- VA Puget Sound Health Care System, Seattle, Washington, USA
| | - Tonya Kaltenbach
- Department of Medicine, University of California, San Francisco, California, USA
- Division of Gastroenterology, San Francisco Veterans Affairs Medical Center, San Francisco, California, USA
| | - Uri Ladabaum
- Division of Gastroenterology and Hepatology, Department of Medicine, Stanford University School of Medicine, Stanford, California, USA
| | - Theodore R Levin
- Kaiser Permanente Division of Research, Pleasonton, California, USA
| | - Aasma Shaukat
- Division of Gastroenterology, Department of Medicine, NYU Grossman School of Medicine, New York Harbor Veterans Affairs Health Care System, New York, New York, USA
| | - Jean-Paul Achkar
- Department of Gastroenterology, Hepatology and Nutrition, Digestive Diseases Institute, Cleveland Clinic, Cleveland, Ohio, USA
| | - Francis A Farraye
- Division of Gastroenterology and Hepatology, Mayo Clinic Florida, Jacksonville, Florida, USA
| | - Sunanda V Kane
- Division of Gastroenterology and Hepatology, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Nicholas J Shaheen
- Division of Gastroenterology and Hepatology, University of North Carolina, Chapel Hill, North Carolina, USA
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Moura DTHD, Baroni LM, Bestetti AM, Funari MP, Rocha RSDP, Santos MELD, Silveira SQ, Moura EGHD. EVALUATION OF QUALITY INDICATORS OF SCREENING COLONOSCOPY PERFORMED IN A PRIVATE QUARTERNARY HOSPITAL IN BRAZIL. ARQUIVOS BRASILEIROS DE CIRURGIA DIGESTIVA : ABCD = BRAZILIAN ARCHIVES OF DIGESTIVE SURGERY 2024; 37:e1815. [PMID: 39140571 PMCID: PMC11318960 DOI: 10.1590/0102-6720202400022e1815] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/09/2024] [Accepted: 06/03/2024] [Indexed: 08/15/2024]
Abstract
BACKGROUND Colorectal cancer is the third most common type of cancer in Brazil, despite the availability of screening methods that reduce its risk. Colonoscopy is the only screening method that also allows therapeutic procedures. The proper screening through colonoscopy is linked to the quality of the exam, which can be evaluated according to quality criteria recommended by various institutions. Among the factors, the most used is the Adenoma Detection Rate, which should be at least 25% for general population. AIMS To evaluate the quality of the screening colonoscopies performed in a quarternary private Brazilian hospital. METHODS This is a retrospective study evaluating the quality indicators of colonoscopies performed at a private center since its inauguration. Only asymptomatic patients aged over 45 years who underwent screening colonoscopy were included. The primary outcome was the Adenoma Detection Rate, and secondary outcomes included polyps detection rate and safety profile. Subanalyses evaluated the correlation of endoscopic findings with gender and age and the evolution of detection rates over the years. RESULTS A total of 2,144 patients were include with a mean age of 60.54 years-old. Polyps were diagnosed in 68.6% of the procedures. Adenoma detection rate was 46.8%, with an increasing rate over the years, mainly in males. A low rate of adverse events was reported in 0.23% of the cases, with no need for surgical intervention and no deaths. CONCLUSIONS This study shows that high quality screening colonoscopy is possible when performed by experienced endoscopists and trained nurses, under an adequate infrastructure.
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Affiliation(s)
- Diogo Turiani Hourneaux de Moura
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Gastrointestinal Endoscopy Division - São Paulo (SP), Brazil
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
| | - Luiza Martins Baroni
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
| | - Alexandre Moraes Bestetti
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Gastrointestinal Endoscopy Division - São Paulo (SP), Brazil
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
| | - Mateus Pereira Funari
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Gastrointestinal Endoscopy Division - São Paulo (SP), Brazil
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
| | - Rodrigo Silva de Padua Rocha
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Gastrointestinal Endoscopy Division - São Paulo (SP), Brazil
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
| | - Marcos Eduardo Lera Dos Santos
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Gastrointestinal Endoscopy Division - São Paulo (SP), Brazil
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
| | - Saullo Queiroz Silveira
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Anestesiology Department - São Paulo (SP), Brazil
| | - Eduardo Guimarães Hourneaux de Moura
- Instituto D´Or de Pesquisa e Ensino, Hospital Vila Nova Star, Gastrointestinal Endoscopy Division - São Paulo (SP), Brazil
- Universidade de São Paulo, Faculty of Medicine, Gastrointestinal Endoscopy Unit, Department of Gastroenterology - São Paulo (SP), Brazil
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5
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Cold KM, Vamadevan A, Vilmann AS, Svendsen MBS, Konge L, Bjerrum F. Computer-aided quality assessment of endoscopist competence during colonoscopy: a systematic review. Gastrointest Endosc 2024; 100:167-176.e1. [PMID: 38580134 DOI: 10.1016/j.gie.2024.04.004] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/16/2024] [Revised: 03/28/2024] [Accepted: 03/28/2024] [Indexed: 04/07/2024]
Abstract
BACKGROUND AND AIMS Endoscopists' competence can vary widely, as shown in the variation in the adenoma detection rate (ADR). Computer-aided quality assessment (CAQ) can automatically assess performance during individual procedures. In this review we identified and described different CAQ systems for colonoscopy. METHODS A systematic review of the literature was done using MEDLINE, EMBASE, and Scopus based on 3 blocks of terms according to the inclusion criteria: colonoscopy, competence assessment, and automatic evaluation. Articles were systematically reviewed by 2 reviewers, first by abstract and then in full text. The methodological quality was assessed using the Medical Education Research Study Quality Instrument (MERSQI). RESULTS Of 12,575 identified studies, 6831 remained after removal of duplicates and 6806 did not pass the eligibility criteria and were excluded, leaving 25 studies, of which 13 studies were included in the final analysis. Five categories of CAQ systems were identified: withdrawal speedometer (7 studies), endoscope movement analysis (3 studies), effective withdrawal time (1 study), fold examination quality (1 study), and visual gaze pattern (1 study). The withdrawal speedometer was the only CAQ system that tested its feedback by examining changes in ADR. Three studies observed an improvement in ADR, and 2 studies did not. The methodological quality of the studies was high (mean MERSQI, 15.2 points; maximum, 18 points). CONCLUSIONS Thirteen studies developed or tested CAQ systems, most frequently by correlating it to the ADR. Only 5 studies tested feedback by implementing the CAQ system. A meta-analysis was impossible because of the heterogeneous study designs, and more studies are warranted.
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Affiliation(s)
- Kristoffer Mazanti Cold
- Copenhagen Academy for Medical Education and Simulation (CAMES), Center for HR & Education, the Capital Region of Denmark, Copenhagen, Denmark; Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
| | - Anishan Vamadevan
- Copenhagen Academy for Medical Education and Simulation (CAMES), Center for HR & Education, the Capital Region of Denmark, Copenhagen, Denmark
| | - Andreas Slot Vilmann
- Copenhagen Academy for Medical Education and Simulation (CAMES), Center for HR & Education, the Capital Region of Denmark, Copenhagen, Denmark; Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark; Gastrounit, Surgical Section, Copenhagen University Hospital-Herlev and Gentofte, Herlev, Denmark
| | - Morten Bo Søndergaard Svendsen
- Copenhagen Academy for Medical Education and Simulation (CAMES), Center for HR & Education, the Capital Region of Denmark, Copenhagen, Denmark; Department of Computer Science, Faculty of Science, University of Copenhagen, Copenhagen, Denmark
| | - Lars Konge
- Copenhagen Academy for Medical Education and Simulation (CAMES), Center for HR & Education, the Capital Region of Denmark, Copenhagen, Denmark; Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
| | - Flemming Bjerrum
- Copenhagen Academy for Medical Education and Simulation (CAMES), Center for HR & Education, the Capital Region of Denmark, Copenhagen, Denmark; Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark; Gastrounit, Surgical Section, Copenhagen University Hospital-Amager and Hvidovre, Hvidovre, Denmark
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6
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Ganguly EK, Purvis L, Reynolds N, Akram S, Lidofsky SD, Zubarik R. An Accurate and Automated Method for Adenoma Detection Rate and Report Card Generation Utilizing Common Electronic Health Records. J Clin Gastroenterol 2024; 58:656-660. [PMID: 37646560 PMCID: PMC11219068 DOI: 10.1097/mcg.0000000000001915] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/27/2023] [Accepted: 07/25/2023] [Indexed: 09/01/2023]
Abstract
GOALS To develop an automated method for Adenoma Detection Rate (ADR) calculation and report card generation using common electronic health records (EHRs). BACKGROUND ADR is the most widely accepted colonoscopy quality indicator and is inversely associated with interval colorectal cancer incidence and mortality. However, ADR is difficult to efficiently measure and disseminate, due to need for data integration from distinct electronic databases. METHODS We migrated data from an endoscopy reporting software (Endosoft) to Epic Reporting Servers where it was combined with anatomic pathology data (Beaker Lab Information System, EPIC Systems). A natural language processing expression was developed to search Beaker pathology reports for accurate identification of adenomatous polyps. A blinded physician manually validated a final cohort of 200 random procedures. ADR report cards were automatically generated utilizing the Crystal Reports feature within EPIC. RESULTS Validation of the natural language processing algorithm for ADR showed a sensitivity, specificity, and accuracy of 100%. ADR was automatically calculated for 12 endoscopists over a calendar year. Two thousand two hundred seventy-six screening colonoscopies were performed with 775 procedures having a least one adenoma detected, for a total ADR of 34%. Report cards were successfully generated within the EPIC EHR and distributed to endoscopists by secure e-mail. CONCLUSION We describe an accurate, automated and scalable process for ADR calculation and reporting utilizing commonly adopted EHRs and data integration methods. By integrating the process of ADR collection and streamlining dissemination of reports, this methodology is poised to enhance colonoscopy quality care across health care networks that use it.
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Affiliation(s)
| | - Luke Purvis
- Data Management Office, University of Vermont Health Network, Burlington VT
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Spadaccini M, Troya J, Khalaf K, Facciorusso A, Maselli R, Hann A, Repici A. Artificial Intelligence-assisted colonoscopy and colorectal cancer screening: Where are we going? Dig Liver Dis 2024; 56:1148-1155. [PMID: 38458884 DOI: 10.1016/j.dld.2024.01.203] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/12/2023] [Revised: 01/22/2024] [Accepted: 01/23/2024] [Indexed: 03/10/2024]
Abstract
Colorectal cancer is a significant global health concern, necessitating effective screening strategies to reduce its incidence and mortality rates. Colonoscopy plays a crucial role in the detection and removal of colorectal neoplastic precursors. However, there are limitations and variations in the performance of endoscopists, leading to missed lesions and suboptimal outcomes. The emergence of artificial intelligence (AI) in endoscopy offers promising opportunities to improve the quality and efficacy of screening colonoscopies. In particular, AI applications, including computer-aided detection (CADe) and computer-aided characterization (CADx), have demonstrated the potential to enhance adenoma detection and optical diagnosis accuracy. Additionally, AI-assisted quality control systems aim to standardize the endoscopic examination process. This narrative review provides an overview of AI principles and discusses the current knowledge on AI-assisted endoscopy in the context of screening colonoscopies. It highlights the significant role of AI in improving lesion detection, characterization, and quality assurance during colonoscopy. However, further well-designed studies are needed to validate the clinical impact and cost-effectiveness of AI-assisted colonoscopy before its widespread implementation.
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Affiliation(s)
- Marco Spadaccini
- Department of Endoscopy, Humanitas Research Hospital, IRCCS, 20089 Rozzano, Italy; Department of Biomedical Sciences, Humanitas University, 20089 Rozzano, Italy.
| | - Joel Troya
- Interventional and Experimental Endoscopy (InExEn), Department of Internal Medicine II, University Hospital Würzburg, Würzburg, Germany
| | - Kareem Khalaf
- Division of Gastroenterology, St. Michael's Hospital, University of Toronto, Toronto, Canada
| | - Antonio Facciorusso
- Gastroenterology Unit, Department of Surgical and Medical Sciences, University of Foggia, Foggia, Italy
| | - Roberta Maselli
- Department of Endoscopy, Humanitas Research Hospital, IRCCS, 20089 Rozzano, Italy; Department of Biomedical Sciences, Humanitas University, 20089 Rozzano, Italy
| | - Alexander Hann
- Interventional and Experimental Endoscopy (InExEn), Department of Internal Medicine II, University Hospital Würzburg, Würzburg, Germany
| | - Alessandro Repici
- Department of Endoscopy, Humanitas Research Hospital, IRCCS, 20089 Rozzano, Italy; Department of Biomedical Sciences, Humanitas University, 20089 Rozzano, Italy
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8
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Westerberg M, Holmberg L, Ekbom A, Metcalfe C, Steele R, Forsberg A. The role of endoscopist adenoma detection rate in in sex differences in colonoscopy findings: cross-sectional analysis of the SCREESCO randomized controlled trial. Scand J Gastroenterol 2024; 59:503-511. [PMID: 38084729 DOI: 10.1080/00365521.2023.2292480] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/23/2023] [Accepted: 12/04/2023] [Indexed: 04/04/2024]
Abstract
BACKGROUND Fewer adenomas are detected at colonoscopy in women compared to men and failure to detect adenomas and sessile serrated polyps is associated with an increased risk of post-colonoscopy colorectal cancer. The aim of this study was to investigate whether this was in part due to the greater difficulty of conducting colonoscopy in women, with the difference being more apparent in colonoscopies conducted by less skilled endoscopists. MATERIAL AND METHODS Cross-sectional exploratory analysis of data on 16,551 individuals undergoing a primary colonoscopy (PCOL group) or colonoscopy after positive faecal immunochemical test (FIT group) within the randomized controlled trial SCREESCO. Endoscopist adenoma detection rate (ADR; low or high) was determined based on each endoscopist's colonoscopies performed in SCREESCO. In each study group, the relationship between the sex difference in colonoscopy outcome and endoscopist ADR was assessed using multiplicative interaction tests. RESULTS Endoscopists performed equally many colonoscopies in men and women (median 52% men). There were no signs of effect modification of the risk ratio of any finding (men vs women) by endoscopist ADR in the PCOL group (p = 0.33) or the FIT group (p = 0.30). The proportion of incomplete index colonoscopies was lower in men than in women in both groups and there was no effect modification by endoscopist ADR in either the PCOL group (p = 0.41) or the FIT group (p = 0.96). CONCLUSIONS This study provides no evidence that endoscopist skill measured by ADR underlies the sex difference in adenoma detection at colonoscopy. This study has trial number NCT02078804 and is registered with ClinicalTrials.gov.
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Affiliation(s)
- Marcus Westerberg
- Department of Surgical Sciences, Uppsala University, Uppsala, Sweden
- Department of Medicine K2, Solna, Karolinska Institutet, Stockholm, Sweden
| | - Lars Holmberg
- Department of Surgical Sciences, Uppsala University, Uppsala, Sweden
- Translational Oncology & Urology Research (TOUR), School of Cancer and Pharmaceutical Sciences, King's College London, London, UK
| | - Anders Ekbom
- Department of Medicine K2, Solna, Karolinska Institutet, Stockholm, Sweden
| | - Chris Metcalfe
- Bristol Medical School: Population Health Sciences, University of Bristol, Bristol, UK
| | - Robert Steele
- Department of Surgery, Population Health and Genomics, School of Medicine, University of Dundee, Ninewells Hospital, Dundee, UK
| | - Anna Forsberg
- Department of Medicine K2, Solna, Karolinska Institutet, Stockholm, Sweden
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Liu S, Wang Y, Wang Y, Duan C, Liu F, Zhang H, Tian X, Ding X, Zhang M, Cao D, Liu Y, Jiang R, Zhuo D, Peng J, Zhu S, Zhao L, Wang J, Wei L, Shi Z. Population-based screening for colorectal cancer in Wuhan, China. Front Oncol 2024; 14:1284975. [PMID: 38487726 PMCID: PMC10937563 DOI: 10.3389/fonc.2024.1284975] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/03/2023] [Accepted: 02/05/2024] [Indexed: 03/17/2024] Open
Abstract
Fecal DNA test has emerged as a non-invasive alternative for colorectal cancer (CRC) screening in average-risk population. However, there is currently insufficient evidence in China to demonstrate the effectiveness of population-based CRC screening using fecal DNA based test. Here, a large-scale real-world study for CRC screening was implemented in Wuhan, Hubei province, China. A total of 98,683 subjects aged between 45 and 60 years were screened by a fecal DNA test (ColoTect®) which detected methylation status of SDC2, ADHFE1, and PPP2R5C. Participants who tested positive were advised to receive diagnostic colonoscopy. 4449 (4.5%) subjects tested positive for fecal DNA test, and 3200 (71.9%) underwent colonoscopy. Among these, 2347 (73.3%) had abnormal colonoscopy findings, of which 1330 (56.7%) subjects received pathological diagnosis. Detection rates for CRC and advanced precancerous lesions were 1.3% and 2.3%, respectively. Detection rates for nonadvanced adenomas and polyps were 14.0% and 21.6%, respectively. 28.0% of all colonoscopies showed colorectal neoplasm but lack pathological diagnosis. 6.1% showed other abnormalities such as enteritis. In conclusion, preliminary real-world evidence suggested that fecal DNA tests had promising diagnostic yield in population-based CRC screening. Clinical trial registration https://www.chictr.org.cn/showproj.html?proj=192838, identifier ChiCTR2300070520.
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Affiliation(s)
- Song Liu
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Yifan Wang
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | | | - Chaofan Duan
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Fan Liu
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Heng Zhang
- Department of Gastroenterology, Wuhan Central Hospital, Wuhan, Hubei, China
| | - Xia Tian
- Department of Gastroenterology, The Third Hospital of Wuhan (Tongren Hospital of Wuhan University), Wuhan, Hubei, China
| | - Xiangwu Ding
- Department of Gastroenterology, The Fourth Hospital of Wuhan, Wuhan, Hubei, China
| | - Manling Zhang
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Dan Cao
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Yi Liu
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | | | - Duan Zhuo
- BGI Genomics Co., Ltd., Shenzhen, China
| | | | - Shida Zhu
- BGI Genomics Co., Ltd., Shenzhen, China
| | | | - Jian Wang
- BGI Genomics Co., Ltd., Shenzhen, China
| | - Li Wei
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
| | - Zhaohong Shi
- Department of Gastroenterology, Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Wuhan, Hubei, China
- Wuhan No. 1 Hospital, Wuhan Hospital of Traditional Chinese and Western Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
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10
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Connolly JJ, Ahmed HS, Chung EC, Cabral HJ, Nagar A, Tami A, Schroy PC, Mohanty A. Estimate of Increase in Colorectal Cancer Diagnoses with Expansion of Fecal Immunochemical Testing in an Urban Safety-Net Population. Dig Dis Sci 2024; 69:360-369. [PMID: 38041763 DOI: 10.1007/s10620-023-08190-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/28/2023] [Accepted: 11/09/2023] [Indexed: 12/03/2023]
Abstract
BACKGROUND Fecal immunochemical test (FIT) is less effective in detecting advanced adenomas (AA) than colonoscopy. Increase in FIT for colorectal cancer (CRC) screening may lead to an increased number of undetected AAs which may develop into future CRCs. AIM We determined the potential impact of FIT expansion on missed AAs and future CRC diagnoses in an urban, tertiary-care, safety-net hospital. METHODS CRC and AA diagnoses were identified in patients undergoing colonoscopy for average-risk CRC screening or positive FIT between 2017 and 2019 at Boston Medical Center. Poisson regression modeling was used to estimate the frequency of AAs per year by age group using data from 2017 to 2019, assuming average outpatient volume and proportion of screening colonoscopies. Total number of patients who received FIT was extrapolated from those who underwent colonoscopy for positive FIT. We estimated AAs per year if 'one-time' FIT was used for screening in 75% and 100% of the population and subtracted this from the estimated AAs per year under the Poisson model to determine missed AAs. We used previously described, age and gender specific estimates of the annual progression of AA to CRC. RESULTS The estimated number of CRCs detected per year is 4.6/1785 males and 4.6/2086 females screened. With 75% FIT expansion, we estimate an additional 3.5 (95% CI 1.3, 9.5) and 2.2 (95% CI 0.64, 7.6) CRCs; with 100% FIT expansion, we estimate an additional 7.4 (95% CI 3.7, 14.9) and 4.2 (95% CI 1.7, 10.5) CRCs, in 5 years, in males and females, respectively. CONCLUSION Expansion of FIT may substantially increase CRC incidence.
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Affiliation(s)
- James J Connolly
- Section of Gastroenterology, Boston Medical Center, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA
| | - Heidi S Ahmed
- Section of Gastroenterology, Boston Medical Center, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA
| | - Enoch C Chung
- Boston University Chobanian & Avedisian School of Medicine, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA
| | - Howard J Cabral
- Department of Biostatistics, Boston University School of Public Health, Boston, MA, USA
| | - Alessandra Nagar
- Section of Gastroenterology, Boston Medical Center, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA
| | - Abigail Tami
- Department of Internal Medicine, Boston Medical Center, Boston, MA, USA
| | - Paul C Schroy
- Section of Gastroenterology, Boston Medical Center, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA
- Boston University Chobanian & Avedisian School of Medicine, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA
| | - Arpan Mohanty
- Section of Gastroenterology, Boston Medical Center, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA.
- Boston University Chobanian & Avedisian School of Medicine, 85 E. Concord Street, 7th Floor, Boston, MA, 0211, USA.
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11
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Denis B, Bertolaso A, Gendre I, Perrin P, Hammas K. Post-colonoscopy colorectal cancer: A population-based cohort study of fecal occult blood test-positive colonoscopies. Clin Res Hepatol Gastroenterol 2024; 48:102285. [PMID: 38246488 DOI: 10.1016/j.clinre.2024.102285] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/27/2023] [Revised: 01/09/2024] [Accepted: 01/19/2024] [Indexed: 01/23/2024]
Abstract
BACKGROUND Data on post-colonoscopy colorectal cancers (PCCRCs) after fecal occult blood test (FOBT)-positive colonoscopies is scarce (guaiac-based (gFOBT) or fecal immunochemical test (FIT)). AIMS Evaluate the prevalence and characteristics of PCCRCs in the French gFOBT CRC screening program. METHODS Retrospective population-based cohort study of all gFOBT-positive colonoscopies performed among individuals aged 50-74 between 2003 and 2014 within the CRC screening program organized in the Haut-Rhin (Alsace, France). The main outcome was PCCRC-3y rate. Adenoma detection rates (ADRs) calculated on gFOBT-positive colonoscopies were compared to those calculated on FIT-positive colonoscopies performed by the same gastroenterologists. RESULTS Overall, 9106 gFOBT-positive colonoscopies performed by 36 gastroenterologists were included. Sixteen PCCRC-3y and 31 PCCRC-5y were diagnosed (68.8 % and 58.1 % were true interval PCCRCs respectively). The unadjusted PCCRC-3y rate was 2.4 % [95 % confidence interval (CI) 1.4 %-3.9 %]. The risk for PCCRC-5y was significantly higher when the gastroenterologist's ADR was <35 % compared to ≥35 % (HR 2.17 [95 %CI 1.19-3.93]). The mean absolute difference for ADR between gFOBT- and FIT-positive colonoscopies was 16.3 % in favor of FIT-positive colonoscopies. CONCLUSION PCCRC-3y prevalence was low, estimated at 2.4 %. We suggest that the minimum standard for ADR in gFOBT- and FIT-positive colonoscopies should be set at 35 % and 50 % to 55 % respectively, in the French screening program.
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Affiliation(s)
- Bernard Denis
- Department of Gastroenterology, Pasteur Hospital, 39 avenue de la Liberté, Colmar 68024, France; ADECA Alsace, 122 rue de Logelbach, Colmar, France.
| | - Alice Bertolaso
- Haut-Rhin Cancer Registry, GHRMSA, 87 avenue d'Altkirch, Mulhouse, France
| | - Isabelle Gendre
- ADECA Alsace, 122 rue de Logelbach, Colmar, France; CRCDC Grand Est, Site de Colmar, 122 rue de Logelbach, Colmar, France
| | - Philippe Perrin
- ADECA Alsace, 122 rue de Logelbach, Colmar, France; CRCDC Grand Est, Site de Colmar, 122 rue de Logelbach, Colmar, France
| | - Karima Hammas
- Haut-Rhin Cancer Registry, GHRMSA, 87 avenue d'Altkirch, Mulhouse, France
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12
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Toth JF, Trivedi M, Gupta S. Screening for Colorectal Cancer: The Role of Clinical Laboratories. Clin Chem 2024; 70:150-164. [PMID: 38175599 PMCID: PMC10952004 DOI: 10.1093/clinchem/hvad198] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/10/2023] [Accepted: 11/06/2023] [Indexed: 01/05/2024]
Abstract
BACKGROUND Colorectal cancer (CRC) is a leading cause of cancer incidence and mortality. Screening can result in reductions in incidence and mortality, but there are many challenges to uptake and follow-up. CONTENT Here, we will review the changing epidemiology of CRC, including increasing trends for early and later onset CRC; evidence to support current and emerging screening strategies, including noninvasive stool and blood-based tests; key challenges to ensuring uptake and high-quality screening; and the critical role that clinical laboratories can have in supporting health system and public health efforts to reduce the burden of CRC on the population. SUMMARY Clinical laboratories have the opportunity to play a seminal role in optimizing early detection and prevention of CRC.
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Affiliation(s)
- Joseph F Toth
- Department of Internal Medicine, University of California San Diego Health, La Jolla, CA, United States
| | - Mehul Trivedi
- Department of Internal Medicine, University of California San Diego Health, La Jolla, CA, United States
| | - Samir Gupta
- Department of Internal Medicine, University of California San Diego Health, La Jolla, CA, United States
- Department of Veterans Affairs San Diego Healthcare System, San Diego, CA, United States
- Division of Gastroenterology and Hepatology, University of California San Diego Health, La Jolla, CA, United States
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13
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Watson MM, Watson DC, Maddern GJ, Wichmann MW. Colorectal adenomatous and serrated polyps in rural South Australia: who, why, what and where? ANZ J Surg 2023; 93:2939-2945. [PMID: 37684707 DOI: 10.1111/ans.18662] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2023] [Revised: 07/20/2023] [Accepted: 08/07/2023] [Indexed: 09/10/2023]
Abstract
BACKGROUNDS The adenoma-carcinoma and serrated pathways offer a window of opportunity for the removal of pre-malignant polyps and prevention of colorectal cancer (CRC) through the use of colonoscopy. The aim of this study was to investigate variation in polyp incidence in different age groups, gender and indications for undertaking colonoscopy. We also address histological types of polyps found and where in the bowel they are located. METHODS This study is based on the colonoscopy data collected prospectively over a one-year period in multiple South Australian rural centres, 24 general surgeons contributed to this study. All histopathology results were subsequently entered into the dataset. RESULTS A total of 3497 colonoscopies were performed, with a total of 2221 adenomatous and serrated polyps removed. Both serrated and adenomatous polyps were more common in the distal colon. Patients of male gender, aged 70 years and over and with an indication of polyp surveillance had higher adenoma and serrated polyp detection rates (ADR and SPDR). Patients aged 40-49 years old who underwent colonoscopy for positive faecal occult blood had an ADR and SPDR of 25.0% and 6.3%, respectively. CONCLUSIONS This study has shown variation in ADR and SPDR depending on age, gender and indication for colonoscopy. This variation will help further develop key performance indicators in colonoscopy. The high ADR and SPDR in patients aged 40-49 years old whom underwent colonoscopy for positive faecal occult blood may support lowering the age of commencement of CRC screening in Australia.
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Affiliation(s)
- Matthew M Watson
- Department of General Surgery, Mount Gambier and Districts Health Service, Mount Gambier, South Australia, Australia
- Discipline of Surgery, The Queen Elizabeth Hospital, University of Adelaide, Adelaide, South Australia, Australia
| | - Dianne C Watson
- Discipline of Surgery, The Queen Elizabeth Hospital, University of Adelaide, Adelaide, South Australia, Australia
| | - Guy J Maddern
- Discipline of Surgery, The Queen Elizabeth Hospital, University of Adelaide, Adelaide, South Australia, Australia
| | - Matthias W Wichmann
- Department of General Surgery, Mount Gambier and Districts Health Service, Mount Gambier, South Australia, Australia
- Discipline of Surgery, The Queen Elizabeth Hospital, University of Adelaide, Adelaide, South Australia, Australia
- Flinders University Rural Health South Australia, Flinders University, Adelaide, South Australia, Australia
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14
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Spadaccini M, Rondonotti E, Radaelli F, Mori Y, Hassan C, Repici A. Colonoscopy setting and impact on statistical significance in Artificial Intelligence trials. Endoscopy 2023; 55:1151. [PMID: 38016460 DOI: 10.1055/a-2131-3315] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/30/2023]
Affiliation(s)
- Marco Spadaccini
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
- Endoscopy Unit, Humanitas Clinical and Research Center - IRCCS, Rozzano, Italy
| | | | | | - Yuichi Mori
- Clinical Effectiveness Research Group, University of Oslo, Oslo, Norway
- Digestive Disease Center, Showa University Northern Yokohama Hospital, Yokohama, Japan
| | - Cesare Hassan
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
- Endoscopy Unit, Humanitas Clinical and Research Center - IRCCS, Rozzano, Italy
| | - Alessandro Repici
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
- Endoscopy Unit, Humanitas Clinical and Research Center - IRCCS, Rozzano, Italy
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15
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Ding M, Yan J, Chao G, Zhang S. Application of artificial intelligence in colorectal cancer screening by colonoscopy: Future prospects (Review). Oncol Rep 2023; 50:199. [PMID: 37772392 DOI: 10.3892/or.2023.8636] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2023] [Accepted: 07/07/2023] [Indexed: 09/30/2023] Open
Abstract
Colorectal cancer (CRC) has become a severe global health concern, with the third‑high incidence and second‑high mortality rate of all cancers. The burden of CRC is expected to surge to 60% by 2030. Fortunately, effective early evidence‑based screening could significantly reduce the incidence and mortality of CRC. Colonoscopy is the core screening method for CRC with high popularity and accuracy. Yet, the accuracy of colonoscopy in CRC screening is related to the experience and state of operating physicians. It is challenging to maintain the high CRC diagnostic rate of colonoscopy. Artificial intelligence (AI)‑assisted colonoscopy will compensate for the above shortcomings and improve the accuracy, efficiency, and quality of colonoscopy screening. The unique advantages of AI, such as the continuous advancement of high‑performance computing capabilities and innovative deep‑learning architectures, which hugely impact the control of colorectal cancer morbidity and mortality expectancy, highlight its role in colonoscopy screening.
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Affiliation(s)
- Menglu Ding
- The Second Affiliated Hospital of Zhejiang Chinese Medical University (The Xin Hua Hospital of Zhejiang Province), Hangzhou, Zhejiang 310000, P.R. China
| | - Junbin Yan
- The Second Affiliated Hospital of Zhejiang Chinese Medical University (The Xin Hua Hospital of Zhejiang Province), Hangzhou, Zhejiang 310000, P.R. China
| | - Guanqun Chao
- Department of General Practice, Sir Run Run Shaw Hospital, Zhejiang University, Hangzhou, Zhejiang 310000, P.R. China
| | - Shuo Zhang
- The Second Affiliated Hospital of Zhejiang Chinese Medical University (The Xin Hua Hospital of Zhejiang Province), Hangzhou, Zhejiang 310000, P.R. China
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16
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Hassan C, Spadaccini M, Mori Y, Foroutan F, Facciorusso A, Gkolfakis P, Tziatzios G, Triantafyllou K, Antonelli G, Khalaf K, Rizkala T, Vandvik PO, Fugazza A, Rondonotti E, Glissen-Brown JR, Kamba S, Maida M, Correale L, Bhandari P, Jover R, Sharma P, Rex DK, Repici A. Real-Time Computer-Aided Detection of Colorectal Neoplasia During Colonoscopy : A Systematic Review and Meta-analysis. Ann Intern Med 2023; 176:1209-1220. [PMID: 37639719 DOI: 10.7326/m22-3678] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 08/31/2023] Open
Abstract
BACKGROUND Artificial intelligence computer-aided detection (CADe) of colorectal neoplasia during colonoscopy may increase adenoma detection rates (ADRs) and reduce adenoma miss rates, but it may increase overdiagnosis and overtreatment of nonneoplastic polyps. PURPOSE To quantify the benefits and harms of CADe in randomized trials. DESIGN Systematic review and meta-analysis. (PROSPERO: CRD42022293181). DATA SOURCES Medline, Embase, and Scopus databases through February 2023. STUDY SELECTION Randomized trials comparing CADe-assisted with standard colonoscopy for polyp and cancer detection. DATA EXTRACTION Adenoma detection rate (proportion of patients with ≥1 adenoma), number of adenomas detected per colonoscopy, advanced adenoma (≥10 mm with high-grade dysplasia and villous histology), number of serrated lesions per colonoscopy, and adenoma miss rate were extracted as benefit outcomes. Number of polypectomies for nonneoplastic lesions and withdrawal time were extracted as harm outcomes. For each outcome, studies were pooled using a random-effects model. Certainty of evidence was assessed using the GRADE (Grading of Recommendations Assessment, Development and Evaluation) framework. DATA SYNTHESIS Twenty-one randomized trials on 18 232 patients were included. The ADR was higher in the CADe group than in the standard colonoscopy group (44.0% vs. 35.9%; relative risk, 1.24 [95% CI, 1.16 to 1.33]; low-certainty evidence), corresponding to a 55% (risk ratio, 0.45 [CI, 0.35 to 0.58]) relative reduction in miss rate (moderate-certainty evidence). More nonneoplastic polyps were removed in the CADe than the standard group (0.52 vs. 0.34 per colonoscopy; mean difference [MD], 0.18 polypectomy [CI, 0.11 to 0.26 polypectomy]; low-certainty evidence). Mean inspection time increased only marginally with CADe (MD, 0.47 minute [CI, 0.23 to 0.72 minute]; moderate-certainty evidence). LIMITATIONS This review focused on surrogates of patient-important outcomes. Most patients, however, may consider cancer incidence and cancer-related mortality important outcomes. The effect of CADe on such patient-important outcomes remains unclear. CONCLUSION The use of CADe for polyp detection during colonoscopy results in increased detection of adenomas but not advanced adenomas and in higher rates of unnecessary removal of nonneoplastic polyps. PRIMARY FUNDING SOURCE European Commission Horizon 2020 Marie Skłodowska-Curie Individual Fellowship.
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Affiliation(s)
- Cesare Hassan
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, and Endoscopy Unit, Humanitas Clinical and Research Center IRCCS, Rozzano, Italy (C.H., M.S., A.R.)
| | - Marco Spadaccini
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, and Endoscopy Unit, Humanitas Clinical and Research Center IRCCS, Rozzano, Italy (C.H., M.S., A.R.)
| | - Yuichi Mori
- Clinical Effectiveness Research Group, University of Oslo, Oslo, Norway, and Digestive Disease Center, Showa University Northern Yokohama Hospital, Yokohama, Japan (Y.M.)
| | - Farid Foroutan
- Ted Rogers Centre for Heart Research, University Health Network, Toronto, Ontario, Canada (F.F.)
| | - Antonio Facciorusso
- Department of Medical Sciences, Section of Gastroenterology, University of Foggia, Foggia, Italy (A.Facciorusso)
| | - Paraskevas Gkolfakis
- Department of Gastroenterology, Hepatopancreatology, and Digestive Oncology, Erasme Hospital, Université Libre de Bruxelles, Brussels, Belgium (P.G.)
| | - Georgios Tziatzios
- Hepatogastroenterology Unit, Second Department of Internal Medicine-Propaedeutic, Medical School, National and Kapodistrian University of Athens, Attikon University General Hospital, Athens, Greece (G.T., K.T.)
| | - Konstantinos Triantafyllou
- Hepatogastroenterology Unit, Second Department of Internal Medicine-Propaedeutic, Medical School, National and Kapodistrian University of Athens, Attikon University General Hospital, Athens, Greece (G.T., K.T.)
| | - Giulio Antonelli
- Gastroenterology and Digestive Endoscopy Unit, Ospedale dei Castelli, Ariccia, and Department of Anatomical, Histological, Forensic Medicine and Orthopedics Sciences, Sapienza University of Rome, Rome, Italy (G.A.)
| | - Kareem Khalaf
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy (K.K., T.R.)
| | - Tommy Rizkala
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy (K.K., T.R.)
| | - Per Olav Vandvik
- Department of Medicine, Lovisenberg Diaconal Hospital, Oslo, Norway (P.O.V.)
| | - Alessandro Fugazza
- Endoscopy Unit, Humanitas Clinical and Research Center IRCCS, Rozzano, Italy (A.Fugazza, L.C.)
| | | | - Jeremy R Glissen-Brown
- Center for Advanced Endoscopy, Division of Gastroenterology and Hepatology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts (J.R.G.)
| | - Shunsuke Kamba
- Department of Endoscopy, The Jikei University School of Medicine, Tokyo, Japan (S.K.)
| | - Marcello Maida
- Gastroenterology and Endoscopy Unit, S. Elia-Raimondi Hospital, Caltanissetta, Italy (M.M.)
| | - Loredana Correale
- Endoscopy Unit, Humanitas Clinical and Research Center IRCCS, Rozzano, Italy (A.Fugazza, L.C.)
| | - Pradeep Bhandari
- Department of Gastroenterology, Queen Alexandra Hospital, Portsmouth, United Kingdom (P.B.)
| | - Rodrigo Jover
- Departamento de Medicina Clínica, Servicio de Gastroenterología, Hospital General Universitario Dr. Balmis, Instituto de Investigación Biomédica de Alicante ISABIAL, Universidad Miguel Hernández, Alicante, Spain (R.J.)
| | - Prateek Sharma
- Gastroenterology and Hepatology, Kansas City VA Medical Center, Kansas City, Missouri (P.S.)
| | - Douglas K Rex
- Division of Gastroenterology, Indiana University School of Medicine, Indianapolis, Indiana (D.K.R.)
| | - Alessandro Repici
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, and Endoscopy Unit, Humanitas Clinical and Research Center IRCCS, Rozzano, Italy (C.H., M.S., A.R.)
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17
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Spadaccini M, Hassan C, Rondonotti E, Antonelli G, Andrisani G, Lollo G, Auriemma F, Iacopini F, Facciorusso A, Maselli R, Fugazza A, Bambina Bergna IM, Cereatti F, Mangiavillano B, Radaelli F, Di Matteo F, Gross SA, Sharma P, Mori Y, Bretthauer M, Rex DK, Repici A. Combination of Mucosa-Exposure Device and Computer-Aided Detection for Adenoma Detection During Colonoscopy: A Randomized Trial. Gastroenterology 2023; 165:244-251.e3. [PMID: 37061169 DOI: 10.1053/j.gastro.2023.03.237] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/26/2022] [Revised: 03/08/2023] [Accepted: 03/27/2023] [Indexed: 04/17/2023]
Abstract
BACKGROUND & AIMS Both computer-aided detection (CADe)-assisted and Endocuff-assisted colonoscopy have been found to increase adenoma detection. We investigated the performance of the combination of the 2 tools compared with CADe-assisted colonoscopy alone to detect colorectal neoplasias during colonoscopy in a multicenter randomized trial. METHODS Men and women undergoing colonoscopy for colorectal cancer screening, polyp surveillance, or clincial indications at 6 centers in Italy and Switzerland were enrolled. Patients were assigned (1:1) to colonoscopy with the combinations of CADe (GI-Genius; Medtronic) and a mucosal exposure device (Endocuff Vision [ECV]; Olympus) or to CADe-assisted colonoscopy alone (control group). All detected lesions were removed and sent to histopathology for diagnosis. The primary outcome was adenoma detection rate (percentage of patients with at least 1 histologically proven adenoma or carcinoma). Secondary outcomes were adenomas detected per colonoscopy, advanced adenomas and serrated lesions detection rate, the rate of unnecessary polypectomies (polyp resection without histologically proven adenomas), and withdrawal time. RESULTS From July 1, 2021 to May 31, 2022, there were 1316 subjects randomized and eligible for analysis; 660 to the ECV group, 656 to the control group). The adenoma detection rate was significantly higher in the ECV group (49.6%) than in the control group (44.0%) (relative risk, 1.12; 95% CI, 1.00-1.26; P = .04). Adenomas detected per colonoscopy were significantly higher in the ECV group (mean ± SD, 0.94 ± 0.54) than in the control group (0.74 ± 0.21) (incidence rate ratio, 1.26; 95% CI, 1.04-1.54; P = .02). The 2 groups did not differ in term of detection of advanced adenomas and serrated lesions. There was no significant difference between groups in mean ± SD withdrawal time (9.01 ± 2.48 seconds for the ECV group vs 8.96 ± 2.24 seconds for controls; P = .69) or proportion of subjects undergoing unnecessary polypectomies (relative risk, 0.89; 95% CI, 0.69-1.14; P = .38). CONCLUSIONS The combination of CADe and ECV during colonoscopy increases adenoma detection rate and adenomas detected per colonoscopy without increasing withdrawal time compared with CADe alone. CLINICALTRIALS gov, Number: NCT04676308.
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Affiliation(s)
- Marco Spadaccini
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy; Endoscopy Unit, Humanitas Clinical and Research Center, Istituto di Ricovero e Cura a Carattere Scientifico, Rozzano, Italy.
| | - Cesare Hassan
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy; Endoscopy Unit, Humanitas Clinical and Research Center, Istituto di Ricovero e Cura a Carattere Scientifico, Rozzano, Italy
| | | | - Giulio Antonelli
- Department of Anatomical, Histological, Forensic Medicine, and Orthopaedics Sciences, Sapienza University of Rome, Rome, Italy; Gastroenterology and Digestive Endoscopy Unit, Ospedale dei Castelli Hospital, Ariccia, Italy
| | - Gianluca Andrisani
- Digestive Endoscopy Unit, Campus Bio-Medico, University of Rome, Rome, Italy
| | - Gianluca Lollo
- Department of Gastroenterology and Hepatology, Università della Svizzera Italiana, Lugano, Switzerland
| | - Francesco Auriemma
- Gastrointestinal Endoscopy Unit, Humanitas Mater Domini, Castellanza, Italy
| | - Federico Iacopini
- Gastroenterology and Digestive Endoscopy Unit, Ospedale dei Castelli Hospital, Ariccia, Italy
| | - Antonio Facciorusso
- Gastroenterology Unit, Department of Surgical and Medical Sciences, University of Foggia, Foggia, Italy
| | - Roberta Maselli
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy; Endoscopy Unit, Humanitas Clinical and Research Center, Istituto di Ricovero e Cura a Carattere Scientifico, Rozzano, Italy
| | - Alessandro Fugazza
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
| | | | - Fabrizio Cereatti
- Gastroenterology and Digestive Endoscopy Unit, Ospedale dei Castelli Hospital, Ariccia, Italy
| | - Benedetto Mangiavillano
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy; Gastrointestinal Endoscopy Unit, Humanitas Mater Domini, Castellanza, Italy
| | | | - Francesco Di Matteo
- Digestive Endoscopy Unit, Campus Bio-Medico, University of Rome, Rome, Italy
| | - Seth A Gross
- Division of Gastroenterology and Hepatology, New York University Langone Health, New York, New York
| | - Prateek Sharma
- Gastroenterology and Hepatology, Kansas City Veterans Affairs Medical Center, Kansas City, Missouri
| | - Yuichi Mori
- Clinical Effectiveness Research Group, University of Oslo, Oslo, Norway; Digestive Disease Center, Showa University, Northern Yokohama Hospital, Yokohama, Japan
| | | | - Douglas K Rex
- Division of Gastroenterology and Hepatology, Indiana University School of Medicine, Indianapolis, Indiana
| | - Alessandro Repici
- Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy; Endoscopy Unit, Humanitas Clinical and Research Center, Istituto di Ricovero e Cura a Carattere Scientifico, Rozzano, Italy
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18
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Artificial Intelligence-Aided Endoscopy and Colorectal Cancer Screening. Diagnostics (Basel) 2023; 13:diagnostics13061102. [PMID: 36980409 PMCID: PMC10047293 DOI: 10.3390/diagnostics13061102] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2023] [Revised: 02/19/2023] [Accepted: 03/11/2023] [Indexed: 03/17/2023] Open
Abstract
Colorectal cancer (CRC) is the third most common cancer worldwide, with the highest incidence reported in high-income countries. However, because of the slow progression of neoplastic precursors, along with the opportunity for their endoscopic detection and resection, a well-designed endoscopic screening program is expected to strongly decrease colorectal cancer incidence and mortality. In this regard, quality of colonoscopy has been clearly related with the risk of post-colonoscopy colorectal cancer. Recently, the development of artificial intelligence (AI) applications in the medical field has been growing in interest. Through machine learning processes, and, more recently, deep learning, if a very high numbers of learning samples are available, AI systems may automatically extract specific features from endoscopic images/videos without human intervention, helping the endoscopists in different aspects of their daily practice. The aim of this review is to summarize the current knowledge on AI-aided endoscopy, and to outline its potential role in colorectal cancer prevention.
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Zimmermann-Fraedrich K, Rösch T. Artificial intelligence and the push for small adenomas: all we need? Endoscopy 2023; 55:320-323. [PMID: 36882088 DOI: 10.1055/a-2038-7078] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 03/09/2023]
Affiliation(s)
| | - Thomas Rösch
- Department of Interdisciplinary Endoscopy University Hospital Hamburg-Eppendorf, Hamburg, Germany
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