{"schema_version":"bookimed.page-context.v1","id":"doctor-emmanuel-lansac","url":"https://hub.bookimed.com/heart-surgery/doctor-emmanuel-lansac/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/doctor-emmanuel-lansac.json","index_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/index.json","full_dataset_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/content.json","content_revision":"source-driven-rankings-20261008","date_modified":"2026-10-08","language":"en","kind":"doctor-profile","title":"Emmanuel Lansac: aortic valve repair and root remodelling","summary":"Emmanuel Lansac is listed in Pitié-Salpêtrière’s cardiac surgery service. His technique-focused research combines root remodelling with an external ring supporting the valve annulus, aiming to retain the natural aortic valve.","research_credit":{"name":"Yevhenii Kozlov","role":"Co-Founder of Bookimed","url":"https://us-uk.bookimed.com/ceo/kozlov/","contribution":"Research personally prepared and reviewed","assistance":"AI tools assisted source research."},"editorial_scope":"Source-based patient information; an individual treatment plan requires clinical review.","research_method":"How this guide is researched and compared Research project led by Yevhenii Kozlov . We link clinical guidance, primary studies and named hospital or offer sources beside the relevant statements. Comparisons distinguish individual operators from programme results and preserve the study population, follow-up and limitations. Prices are dated examples with their stated scope. Research and editorial preparation are separate from clinical review; no named clinician has medically reviewed this edition. Bookimed provides care coordination. Partner and reference programmes are identified from their sources; paid ordering is not used in our published-cohort comparison. Read the editorial policy .","key_takeaways":[{"label":"Root and annulus treated together","text":"The studied operation combines root remodelling with external annuloplasty for root aneurysm, with or without aortic leakage.","sources":["pd-adult-lansac375"]},{"label":"375-repair comparison","text":"The observational cohort compared 289 dedicated expansible rings with 86 Dacron rings and found fewer late reoperations and recurrent leaks with the dedicated ring.","sources":["pd-adult-lansac375"]},{"label":"Current Paris service","text":"AP-HP lists Lansac for cardiac surgery consultations at Pitié-Salpêtrière, whose adult service covers cardiac and aortic disease.","sources":["pd-adult-lansac-official","pd-adult-aphp-programme"]}],"benefits":[{"text":"Root remodelling with annular support is a valve-preserving option for suitable aortic-root aneurysm anatomy.","sources":["pd-adult-lansac375"]}],"limitations":[{"text":"Cases span 2003–2020, with median follow-up about four years despite ten-year estimates. This is not randomized evidence against valve replacement or reimplantation; Lansac disclosed a financial relationship with ring manufacturer CORONEO.","sources":["pd-adult-lansac375","pd-adult-lansac-official","pd-adult-aphp-programme"]}],"sections":[{"id":"benefit-balance","title":"Benefits and limitations","text":"Benefits and limitations Potential advantages Root remodelling with annular support is a valve-preserving option for suitable aortic-root aneurysm anatomy. Sources: External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring. Trade-offs and limits Cases span 2003–2020, with median follow-up about four years despite ten-year estimates. This is not randomized evidence against valve replacement or reimplantation; Lansac disclosed a financial relationship with ring manufacturer CORONEO. Sources: External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring. · Dr Emmanuel Lansac · Cardiac and thoracic surgery at Pitié-Salpêtrière","links":[{"label":"External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring.","url":"https://pubmed.ncbi.nlm.nih.gov/38914371/"},{"label":"External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring.","url":"https://pubmed.ncbi.nlm.nih.gov/38914371/"},{"label":"Dr Emmanuel Lansac","url":"https://www.aphp.fr/dr-lansac-emmanuel"},{"label":"Cardiac and thoracic surgery at Pitié-Salpêtrière","url":"https://www.aphp.fr/pitie-salpetriere/service-de-chirurgie-cardiaque-et-thoracique"}]},{"id":"research","title":"Procedure-specific research","text":"Procedure-specific research External annuloplasty: a comparative cohort Lansac coauthored a study of 375 root-remodelling repairs: 289 used a dedicated expansible external ring and 86 a Dacron ring. The dedicated-ring group had fewer late reoperations and recurrent regurgitation in matched and unmatched analyses. How to interpret this: Observational cases from 2003–2020, with median follow-up about four years despite ten-year estimates. It is not a randomized comparison with reimplantation or replacement, nor a present-day Pitié-only outcome report. Lansac disclosed a financial relationship with CORONEO. Sources: External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring.","links":[{"label":"External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring.","url":"https://pubmed.ncbi.nlm.nih.gov/38914371/"}]},{"id":"team","title":"Clinical programme","text":"Clinical programme AP-HP Pitié-Salpêtrière → Paris, France Pitié-Salpêtrière’s adult cardiac and aortic service lists Emmanuel Lansac on its team. His research on root remodelling with external annuloplasty offers a specific valve-preserving approach to a root aneurysm with or without leakage. Sources: External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring. · Cardiac and thoracic surgery at Pitié-Salpêtrière · Dr Emmanuel Lansac Explore the programme and other specialists →","links":[{"label":"AP-HP Pitié-Salpêtrière →","url":"https://hub.bookimed.com/heart-surgery/clinic-pitie-salpetriere/"},{"label":"External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring.","url":"https://pubmed.ncbi.nlm.nih.gov/38914371/"},{"label":"Cardiac and thoracic surgery at Pitié-Salpêtrière","url":"https://www.aphp.fr/pitie-salpetriere/service-de-chirurgie-cardiaque-et-thoracique"},{"label":"Dr Emmanuel Lansac","url":"https://www.aphp.fr/dr-lansac-emmanuel"},{"label":"Explore the programme and other specialists →","url":"https://hub.bookimed.com/heart-surgery/clinic-pitie-salpetriere/"}]}],"introduction":"Heart surgery guide / Emmanuel Lansac Emmanuel Lansac · Decision guide Emmanuel Lansac: aortic valve repair and root remodelling Native aortic-valve preservation with root remodelling · Paris, France Research by Yevhenii Kozlov · Co-Founder of Bookimed Updated 8 October 2026 Sources linked throughout At a glance Emmanuel Lansac is listed in Pitié-Salpêtrière’s cardiac surgery service. His technique-focused research combines root remodelling with an external ring supporting the valve annulus, aiming to retain the natural aortic valve. Root and annulus treated together The studied operation combines root remodelling with external annuloplasty for root aneurysm, with or without aortic leakage. Sources: External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring. 375-repair comparison The observational cohort compared 289 dedicated expansible rings with 86 Dacron rings and found fewer late reoperations and recurrent leaks with the dedicated ring. Sources: External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring. Current Paris service AP-HP lists Lansac for cardiac surgery consultations at Pitié-Salpêtrière, whose adult service covers cardiac and aortic disease. Sources: Dr Emmanuel Lansac · Cardiac and thoracic surgery at Pitié-Salpêtrière EL cardiac surgeon Emmanuel Lansac AP-HP Pitié-Salpêtrière → Thoracic and cardiovascular surgeon, AP-HP Pitié-Salpêtrière Thoracic and cardiovascular surgeon, AP-HP Pitié-Salpêtrière · Paris, France. Read the clinical or research source ↗","related_documents":[{"id":"heart-surgery","title":"Heart surgery abroad: treatments, clinics and costs","kind":"home","url":"https://hub.bookimed.com/heart-surgery/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/heart-surgery.json"},{"id":"heart-valve-surgery","title":"Heart valve surgery: repair, replacement and catheter options","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/heart-valve-surgery/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/heart-valve-surgery.json"},{"id":"aortic-surgery","title":"Aortic aneurysm surgery: options and specialist teams","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/aortic-surgery/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/aortic-surgery.json"},{"id":"surgeons","title":"Find cardiac surgeons and heart specialists by procedure","kind":"surgeons","url":"https://hub.bookimed.com/heart-surgery/surgeons/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/surgeons.json"},{"id":"surgeon-rankings","title":"Heart surgeon rankings by reported experience, method and results","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/surgeon-rankings/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/surgeon-rankings.json"},{"id":"clinic-pitie-salpetriere","title":"AP-HP Pitié-Salpêtrière: heart surgery expertise","kind":"clinic-profile","url":"https://hub.bookimed.com/heart-surgery/clinic-pitie-salpetriere/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/clinic-pitie-salpetriere.json"}],"entity":{"id":"emmanuel-lansac","name":"Emmanuel Lansac","programme_id":"pitie-salpetriere","role":"Thoracic and cardiovascular surgeon, AP-HP Pitié-Salpêtrière","procedure_relevance":["Aortic valve repair; valve-sparing root remodelling with external annuloplasty."],"source_ids":["pd-adult-lansac375","pd-adult-lansac-official","pd-adult-aphp-programme"],"official_url":"https://www.aphp.fr/dr-lansac-emmanuel","discipline":"cardiac surgeon","topic_slugs":["aortic-surgery","aortic-valve-disease","heart-valve-surgery"],"profile":{"intro":"Emmanuel Lansac is listed in Pitié-Salpêtrière’s cardiac surgery service. His technique-focused research combines root remodelling with an external ring supporting the valve annulus, aiming to retain the natural aortic valve.","clinical_focus":[{"label":"Root and annulus treated together","text":"The studied operation combines root remodelling with external annuloplasty for root aneurysm, with or without aortic leakage.","source_ids":["pd-adult-lansac375"]},{"label":"375-repair comparison","text":"The observational cohort compared 289 dedicated expansible rings with 86 Dacron rings and found fewer late reoperations and recurrent leaks with the dedicated ring.","source_ids":["pd-adult-lansac375"]},{"label":"Current Paris service","text":"AP-HP lists Lansac for cardiac surgery consultations at Pitié-Salpêtrière, whose adult service covers cardiac and aortic disease.","source_ids":["pd-adult-lansac-official","pd-adult-aphp-programme"]}],"evidence":[{"title":"External annuloplasty: a comparative cohort","summary":"Lansac coauthored a study of 375 root-remodelling repairs: 289 used a dedicated expansible external ring and 86 a Dacron ring. The dedicated-ring group had fewer late reoperations and recurrent regurgitation in matched and unmatched analyses.","limitations":"Observational cases from 2003–2020, with median follow-up about four years despite ten-year estimates. It is not a randomized comparison with reimplantation or replacement, nor a present-day Pitié-only outcome report. Lansac disclosed a financial relationship with CORONEO.","source_ids":["pd-adult-lansac375"]}],"consultation_questions":[],"current_role_note":"Thoracic and cardiovascular surgeon, AP-HP Pitié-Salpêtrière · Paris, France.","key_takeaways":[{"label":"Root and annulus treated together","text":"The studied operation combines root remodelling with external annuloplasty for root aneurysm, with or without aortic leakage.","sources":["pd-adult-lansac375"]},{"label":"375-repair comparison","text":"The observational cohort compared 289 dedicated expansible rings with 86 Dacron rings and found fewer late reoperations and recurrent leaks with the dedicated ring.","sources":["pd-adult-lansac375"]},{"label":"Current Paris service","text":"AP-HP lists Lansac for cardiac surgery consultations at Pitié-Salpêtrière, whose adult service covers cardiac and aortic disease.","sources":["pd-adult-lansac-official","pd-adult-aphp-programme"]}],"benefits":[{"text":"Root remodelling with annular support is a valve-preserving option for suitable aortic-root aneurysm anatomy.","sources":["pd-adult-lansac375"]}],"limitations":[{"text":"Cases span 2003–2020, with median follow-up about four years despite ten-year estimates. This is not randomized evidence against valve replacement or reimplantation; Lansac disclosed a financial relationship with ring manufacturer CORONEO.","sources":["pd-adult-lansac375","pd-adult-lansac-official","pd-adult-aphp-programme"]}],"patient_sections":[{"id":"benefit-balance","title":"Benefits and limitations","paragraphs":[],"items":[],"sources":[],"kind":"benefit-balance","links":[],"table":null},{"id":"research","title":"Procedure-specific research","paragraphs":[],"items":[],"sources":[],"kind":"doctor-evidence","links":[],"table":null},{"id":"team","title":"Clinical programme","paragraphs":[],"items":[],"sources":[],"kind":"doctor-clinic","links":[],"table":null}]},"photo_status":"No physician portrait was present in the official AP-HP profile body inspected; none invented.","topics":["aorta","valve"],"headline":"aortic valve repair and root remodelling","profile_slug":"doctor-emmanuel-lansac"},"sources":{"pd-adult-lansac-official":{"title":"Dr Emmanuel Lansac","publisher":"AP-HP","url":"https://www.aphp.fr/dr-lansac-emmanuel","read_at":"2026-10-08","kind":"official provider or programme page","support":"Current Pitié-Salpêtrière cardiac/thoracic surgery consultation listing.","limitations":"An institutional listing supports current role and stated clinical scope; it does not establish the next appointment, operating allocation or individual risk-adjusted results.","body_file":"outputs/heart-surgery-hub-20261007/review/provider-depth/adult/sources/lansac-official.txt"},"pd-adult-aphp-programme":{"title":"Cardiac and thoracic surgery at Pitié-Salpêtrière","publisher":"AP-HP","url":"https://www.aphp.fr/pitie-salpetriere/service-de-chirurgie-cardiaque-et-thoracique","read_at":"2026-10-08","kind":"official provider or programme page","support":"Adult cardiac/aortic surgery, multidisciplinary service; Lansac listed on current team.","limitations":"An institutional listing supports current role and stated clinical scope; it does not establish the next appointment, operating allocation or individual risk-adjusted results.","body_file":"outputs/heart-surgery-hub-20261007/review/provider-depth/adult/sources/web-body-observations.md"},"pd-adult-lansac375":{"title":"External aortic annuloplasty with a dedicated expansible ring improves outcomes in remodeling root repair compared with homemade Dacron ring.","publisher":"The Journal of thoracic and cardiovascular surgery","url":"https://pubmed.ncbi.nlm.nih.gov/38914371/","read_at":"2026-10-08","kind":"original study abstract and author/affiliation record","support":"Abstract body and authorship inspected; numerical claims below are restricted to the reported endpoint and population.","limitations":"Full manuscript and supplementary operator allocations were not read in this pass. Authorship is not an individual surgical outcome series.","body_file":"outputs/heart-surgery-hub-20261007/review/provider-depth/adult/sources/lansac375.json","published_at":"2024-06-22","doi":"10.1016/j.jtcvs.2024.06.013","authors":"Shraer N, Youssefi P, Garufi L, Debauchez M, Lansac E."}}}