{"schema_version":"bookimed.page-context.v1","id":"doctor-paolo-ferrazzi","url":"https://hub.bookimed.com/heart-surgery/doctor-paolo-ferrazzi/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/doctor-paolo-ferrazzi.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":"Paolo Ferrazzi: HCM myectomy and mitral chordal cutting","summary":"Paolo Ferrazzi’s Monza work treats obstructive HCM by removing excess heart muscle and selectively cutting abnormal cords that pull on the mitral valve. The aim is to open the outflow pathway while keeping the patient’s own valve. The published 350-patient study has a median 5.6 years of follow-up.","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":"Anatomy-specific valve preservation","text":"The technique targets abnormal secondary chordae contributing to obstruction, rather than routinely cutting normal valve supports.","sources":["depth-ferrazzi-2026"]},{"label":"350-patient long-term cohort","text":"The 2026 report includes 350 consecutive patients, with median follow-up of 5.6 years and follow-up available for 344.","sources":["depth-ferrazzi-2026"]},{"label":"Reported symptom status","text":"At latest follow-up, 271 patients were in NYHA class I and 65 in class II—little or mild limitation of activity.","sources":["depth-ferrazzi-2026"]}],"benefits":[{"text":"The studied technique preserves the mitral valve while treating abnormal secondary chordae and the obstructing septum together.","sources":["depth-ferrazzi-2026"]}],"limitations":[{"text":"These are Monza cohort results, not an independently audited personal series or a direct comparison with Cui’s MESM. The paper establishes a 2026 research affiliation; the named scientific-director appointment is from a 2023 hospital brochure.","sources":["depth-ferrazzi-2026","depth-monza-brochure","C10"]}],"sections":[{"id":"benefit-balance","title":"Benefits and limitations","text":"Benefits and limitations Potential advantages The studied technique preserves the mitral valve while treating abnormal secondary chordae and the obstructing septum together. Sources: Ferrazzi et al. · JACC 2026 · 350 patients Trade-offs and limits These are Monza cohort results, not an independently audited personal series or a direct comparison with Cui’s MESM. The paper establishes a 2026 research affiliation; the named scientific-director appointment is from a 2023 hospital brochure. Sources: Ferrazzi et al. · JACC 2026 · 350 patients · Policlinico di Monza · heart centre brochure (2023) · AHA/ACC HCM guidance (2024)","links":[{"label":"Ferrazzi et al. · JACC 2026 · 350 patients","url":"https://pubmed.ncbi.nlm.nih.gov/42307496/"},{"label":"Ferrazzi et al. · JACC 2026 · 350 patients","url":"https://pubmed.ncbi.nlm.nih.gov/42307496/"},{"label":"Policlinico di Monza · heart centre brochure (2023)","url":"https://www.policlinicodimonza.it/wp-content/uploads/2024/04/BROCHURE-CENTRO-CUORE-MONZA_marzo23_WEB.pdf"},{"label":"AHA/ACC HCM guidance (2024)","url":"https://www.acc.org/Latest-in-Cardiology/ten-points-to-remember/2024/05/06/15/12/2024-hypertrophic-cardiomyopathy-gl"}]},{"id":"research","title":"Procedure-specific research","text":"Procedure-specific research 350 patients, followed for a median 5.6 years The 2026 JACC report studied 350 consecutive patients treated at one centre over a five-year operating period. Follow-up was available for 344 patients. At the latest assessment, 271 were in NYHA class I and 65 in class II. How to interpret this: These are centre-cohort results, not Ferrazzi’s independently audited personal total. This observational study did not compare this technique directly with Cui’s MESM or other European surgeons. Sources: Ferrazzi et al. · JACC 2026 · 350 patients","links":[{"label":"Ferrazzi et al. · JACC 2026 · 350 patients","url":"https://pubmed.ncbi.nlm.nih.gov/42307496/"}]},{"id":"team","title":"Clinical programme","text":"Clinical programme Policlinico di Monza → Monza, Italy Monza’s HCM work combines muscle resection with correction of selected abnormal secondary mitral chordae. The purpose is anatomical relief of obstruction while retaining the native valve, with longer follow-up than a purely early feasibility report. Sources: Ferrazzi et al. · JACC 2026 · 350 patients · Policlinico di Monza · heart centre brochure (2023) · Monza · HCM research programme (March 2026) Explore the programme and other specialists →","links":[{"label":"Policlinico di Monza →","url":"https://hub.bookimed.com/heart-surgery/clinic-policlinico-monza/"},{"label":"Ferrazzi et al. · JACC 2026 · 350 patients","url":"https://pubmed.ncbi.nlm.nih.gov/42307496/"},{"label":"Policlinico di Monza · heart centre brochure (2023)","url":"https://www.policlinicodimonza.it/wp-content/uploads/2024/04/BROCHURE-CENTRO-CUORE-MONZA_marzo23_WEB.pdf"},{"label":"Monza · HCM research programme (March 2026)","url":"https://www.policlinicodimonza.it/news/cardiochirurgia-la-dott-ssa-ilaria-giambuzzi-al-57-congresso-nazionale-anmco/"},{"label":"Explore the programme and other specialists →","url":"https://hub.bookimed.com/heart-surgery/clinic-policlinico-monza/"}]}],"introduction":"Heart surgery guide / Paolo Ferrazzi Paolo Ferrazzi · Decision guide Paolo Ferrazzi: HCM myectomy and mitral chordal cutting HCM myectomy with correction of abnormal secondary chordae · Monza, Italy Research by Yevhenii Kozlov · Co-Founder of Bookimed Updated 8 October 2026 Sources linked throughout At a glance Paolo Ferrazzi’s Monza work treats obstructive HCM by removing excess heart muscle and selectively cutting abnormal cords that pull on the mitral valve. The aim is to open the outflow pathway while keeping the patient’s own valve. The published 350-patient study has a median 5.6 years of follow-up. Anatomy-specific valve preservation The technique targets abnormal secondary chordae contributing to obstruction, rather than routinely cutting normal valve supports. Sources: Ferrazzi et al. · JACC 2026 · 350 patients 350-patient long-term cohort The 2026 report includes 350 consecutive patients, with median follow-up of 5.6 years and follow-up available for 344. Sources: Ferrazzi et al. · JACC 2026 · 350 patients Reported symptom status At latest follow-up, 271 patients were in NYHA class I and 65 in class II—little or mild limitation of activity. Sources: Ferrazzi et al. · JACC 2026 · 350 patients Portrait source ↗ cardiac surgeon Paolo Ferrazzi Policlinico di Monza → Cardiac surgeon and HCM researcher associated with Policlinico di Monza The 2026 paper records his Monza HCM research affiliation; the scientific-director title is documented in the hospital’s 2023 brochure. Read the clinical or research source ↗ Reported surgical experience 400+ septal myectomies Personal operations · Cumulative; counting cutoff not stated · source edition 2022-06-29 Personal myectomy experience in a June 2022 hospital brochure; includes expertise in mitral secondary-chordal work. Policlinico di Monza HCM brochure ↗ · source read 2026-10-08 Compare septal myectomy experience →","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":"hcm-myectomy","title":"Septal myectomy for obstructive HCM: compare treatment options","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/hcm-myectomy/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/hcm-myectomy.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-policlinico-monza","title":"Policlinico di Monza: heart surgery expertise","kind":"clinic-profile","url":"https://hub.bookimed.com/heart-surgery/clinic-policlinico-monza/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/clinic-policlinico-monza.json"},{"id":"septal-myectomy-surgeon-comparison","title":"HCM and septal myectomy surgeon rankings: experience, methods and results","kind":"evidence-directory","url":"https://hub.bookimed.com/heart-surgery/septal-myectomy-surgeon-comparison/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/septal-myectomy-surgeon-comparison.json"}],"entity":{"id":"paolo-ferrazzi","name":"Paolo Ferrazzi","programme_id":"policlinico-monza","role":"Cardiac surgeon and HCM researcher associated with Policlinico di Monza","topics":["hcm"],"procedure_relevance":["HCM septal myectomy with secondary mitral chordal cutting"],"source_ids":["depth-ferrazzi-2026","depth-monza-brochure","C10"],"official_url":"https://pubmed.ncbi.nlm.nih.gov/42307496/","profile":{"intro":"Paolo Ferrazzi’s Monza work treats obstructive HCM by removing excess heart muscle and selectively cutting abnormal cords that pull on the mitral valve. The aim is to open the outflow pathway while keeping the patient’s own valve. The published 350-patient study has a median 5.6 years of follow-up.","clinical_focus":[{"label":"Anatomy-specific valve preservation","text":"The technique targets abnormal secondary chordae contributing to obstruction, rather than routinely cutting normal valve supports.","source_ids":["depth-ferrazzi-2026"]},{"label":"350-patient long-term cohort","text":"The 2026 report includes 350 consecutive patients, with median follow-up of 5.6 years and follow-up available for 344.","source_ids":["depth-ferrazzi-2026"]},{"label":"Reported symptom status","text":"At latest follow-up, 271 patients were in NYHA class I and 65 in class II—little or mild limitation of activity.","source_ids":["depth-ferrazzi-2026"]}],"evidence":[{"title":"350 patients, followed for a median 5.6 years","summary":"The 2026 JACC report studied 350 consecutive patients treated at one centre over a five-year operating period. Follow-up was available for 344 patients. At the latest assessment, 271 were in NYHA class I and 65 in class II.","source_ids":["depth-ferrazzi-2026"],"limitations":"These are centre-cohort results, not Ferrazzi’s independently audited personal total. This observational study did not compare this technique directly with Cui’s MESM or other European surgeons."}],"consultation_questions":[],"current_role_note":"The 2026 paper records his Monza HCM research affiliation; the scientific-director title is documented in the hospital’s 2023 brochure.","key_takeaways":[{"label":"Anatomy-specific valve preservation","text":"The technique targets abnormal secondary chordae contributing to obstruction, rather than routinely cutting normal valve supports.","sources":["depth-ferrazzi-2026"]},{"label":"350-patient long-term cohort","text":"The 2026 report includes 350 consecutive patients, with median follow-up of 5.6 years and follow-up available for 344.","sources":["depth-ferrazzi-2026"]},{"label":"Reported symptom status","text":"At latest follow-up, 271 patients were in NYHA class I and 65 in class II—little or mild limitation of activity.","sources":["depth-ferrazzi-2026"]}],"benefits":[{"text":"The studied technique preserves the mitral valve while treating abnormal secondary chordae and the obstructing septum together.","sources":["depth-ferrazzi-2026"]}],"limitations":[{"text":"These are Monza cohort results, not an independently audited personal series or a direct comparison with Cui’s MESM. The paper establishes a 2026 research affiliation; the named scientific-director appointment is from a 2023 hospital brochure.","sources":["depth-ferrazzi-2026","depth-monza-brochure","C10"]}],"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}]},"headline":"HCM myectomy and mitral chordal cutting","profile_slug":"doctor-paolo-ferrazzi","discipline":"cardiac surgeon","portrait":{"url":"https://hub.bookimed.com/wp-content/uploads/2026/10/paolo-ferrazzi.jpg","source_page":"https://www.policlinicodimonza.it/wp-content/uploads/2024/04/BROCHURE-CENTRO-CUORE-MONZA_marzo23_WEB.pdf#page=4","width":272,"height":272,"alt":"Portrait of Professor Paolo Ferrazzi"}},"ranking":{"engine_version":"reported-volume-v1","facts_digest":"b2057ed11422aaf9ecbef7849da5e5c2be583ed36f70e64a8a183767f7154fef","calculated_at":"2026-10-08","facts":[{"id":"ferrazzi-career","provider_id":"paolo-ferrazzi","family":"hcm","subject_scope":"surgeon_operator","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":400,"relation":"more_than","display":"400+","unit":"HCM myectomies","period_label":"Cumulative; 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scope shown with figure"}}}