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Cancer risk in LS is estimated from cohorts of individuals ascertained by individual or family history of cancer, which may upwardly bias estimates.\n                  <\/jats:p>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      830 carriers of pathogenic or likely pathogenic (\n                      <jats:italic>path_MMR<\/jats:italic>\n                      ) MMR gene variants classified by InSiGHT were identified in 454\u2009756 UK Biobank (UKB) participants using whole-exome sequence. Nelson-Aalen survival analysis was used to estimate cumulative incidence of colorectal, endometrial and breast cancer (BC).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Cumulative incidence of colorectal and endometrial cancer (EC) by age 70 years was elevated in\n                      <jats:italic>path_MMR<\/jats:italic>\n                      carriers compared with non-carriers (colorectal: 11.8% (95% confidence interval (CI): 9.5% to 14.6%) vs 1.7% (95% CI: 1.6% to 1.7%), endometrial: 13.4% (95% CI: 10.2% to 17.6%) vs 1.0% (95% CI: 0.9% to 1.0%)), but the magnitude of this increase differed between genes. Cumulative BC incidence by age 70 years was not elevated in\n                      <jats:italic>path_MMR<\/jats:italic>\n                      carriers compared with non-carriers (8.9% (95% CI: 6.3% to 12.4%) vs 7.5% (95% CI: 7.4% to 7.6%)). Cumulative cancer incidence estimates in UKB were similar to estimates from the Prospective Lynch Syndrome Database for all genes and cancers, except there was no evidence for elevated EC risk in carriers of pathogenic\n                      <jats:italic>PMS2<\/jats:italic>\n                      variants in UKB.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>\n                      These results support offering incidentally identified carriers of any\n                      <jats:italic>path_MMR<\/jats:italic>\n                      surveillance to manage colorectal cancer risk. Incidentally identified carriers of pathogenic variants in\n                      <jats:italic>MLH1<\/jats:italic>\n                      ,\n                      <jats:italic>MSH2<\/jats:italic>\n                      and\n                      <jats:italic>MSH6<\/jats:italic>\n                      would also benefit from interventions to reduce EC risk. The results suggest that BC is not an LS-related cancer.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1136\/jmg-2023-109791","type":"journal-article","created":{"date-parts":[[2024,7,14]],"date-time":"2024-07-14T13:20:28Z","timestamp":1720963228000},"page":"861-869","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":29,"title":["Estimating cancer risk in carriers of Lynch syndrome variants in UK Biobank"],"prefix":"10.1136","volume":"61","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-0443-4799","authenticated-orcid":false,"given":"Eilidh","family":"Fummey","sequence":"first","affiliation":[{"name":"MRC Human Genetics Unit, Institute of Genetics and Cancer, University of Edinburgh, Edinburgh, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pau","family":"Navarro","sequence":"additional","affiliation":[{"name":"MRC Human Genetics Unit, Institute of Genetics and Cancer, University of Edinburgh, Edinburgh, UK"},{"name":"The Roslin Institute, University of Edinburgh, Roslin, Midlothian, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John-Paul","family":"Plazzer","sequence":"additional","affiliation":[{"name":"Colorectal Medicine and Genetics, The Royal Melbourne Hospital, Parkville, Victoria, Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ian M","family":"Frayling","sequence":"additional","affiliation":[{"name":"The Centre for Familial Intestinal Cancer, St Mark's the National Bowel Hospital and Academic Institute, London, UK"},{"name":"Institute of Cancer & Genetics, Cardiff University, Cardiff, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sara","family":"Knott","sequence":"additional","affiliation":[{"name":"Institute of Ecology and Evolution, University of Edinburgh, Edinburgh, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Albert","family":"Tenesa","sequence":"additional","affiliation":[{"name":"MRC Human Genetics Unit, Institute of Genetics and Cancer, University of Edinburgh, Edinburgh, UK"},{"name":"The Roslin Institute, University of Edinburgh, Roslin, Midlothian, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2024,7,14]]},"reference":[{"key":"2025100520154605000_61.9.861.1","doi-asserted-by":"publisher","DOI":"10.1007\/s10689-016-9882-8"},{"key":"2025100520154605000_61.9.861.2","doi-asserted-by":"publisher","DOI":"10.1002\/humu.23320"},{"key":"2025100520154605000_61.9.861.3","doi-asserted-by":"publisher","DOI":"10.1086\/375033"},{"key":"2025100520154605000_61.9.861.4","doi-asserted-by":"crossref","first-page":"1381","DOI":"10.1038\/s41436-021-01172-3","article-title":"ACMG SF V3.0 list for reporting of secondary findings in clinical Exome and genome sequencing: a policy statement of the American college of medical Genetics and Genomics (ACMG)","volume":"23","author":"Miller","year":"2021","journal-title":"Genetics in Medicine"},{"key":"2025100520154605000_61.9.861.5","unstructured":"Additional findings . 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