A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study
Resumen:
Background The spatiotemporal progression and patterns of tissue deformation in ventilator-induced lung injury (VILI) remain understudied. Our aim was to identify lung clusters based on their regional mechanical behavior over space and time in lungs subjected to VILI using machine-learning techniques. Results Ten anesthetized pigs (27 ± 2 kg) were studied. Eight subjects were analyzed. End-inspiratory and end-expiratory lung computed tomography scans were performed at the beginning and after 12 h of one-hit VILI model. Regional image-based biomechanical analysis was used to determine end-expiratory aeration, tidal recruitment, and volumetric strain for both early and late stages. Clustering analysis was performed using principal component analysis and K-Means algorithms. We identified three different clusters of lung tissue: Stable, Recruitable Unstable, and Non-Recruitable Unstable. End-expiratory aeration, tidal recruitment, and volumetric strain were significantly different between clusters at early stage. At late stage, we found a step loss of end-expiratory aeration among clusters, lowest in Stable, followed by Unstable Recruitable, and highest in the Unstable Non-Recruitable cluster. Volumetric strain remaining unchanged in the Stable cluster, with slight increases in the Recruitable cluster, and strong reduction in the Unstable Non-Recruitable cluster. Conclusions VILI is a regional and dynamic phenomenon. Using unbiased machine-learning techniques we can identify the coexistence of three functional lung tissue compartments with different spatiotemporal regional biomechanical behavior.
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Mechanical ventilation Ventilator-induced lung injury Lung strain Computed tomography Diagnostic imaging VENTILADORES MECÁNICOS RESPIRACIÓN ARTIFICIAL LESIÓN PULMONAR IDUCIDA POR VENTILACIÓN MECÁNICA DIAGNÓSTICO POR IMAGEN TOMOGRAFÍA |
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| Inglés | |
| Universidad de la República | |
| COLIBRI | |
| https://hdl.handle.net/20.500.12008/56320 | |
| Acceso abierto | |
| Licencia Creative Commons Atribución (CC - By 4.0) |
| _version_ | 1877555278162952192 |
|---|---|
| author | Cruces, Pablo |
| author2 | Retamal, Jaime Damián, Andrés Lago, Graciela Blasina, Fernanda Oviedo, Vanessa Medina, Tania Pérez, Agustín Vaamonde, Lucía Dapueto, Rosina González-Dambrauskas, Sebastián Serra, Alberto Monteverde-Fernandez, Nicolás Namías, Mauro Martínez, Javier Hurtado, Daniel E. |
| author2_role | author author author author author author author author author author author author author author author |
| author_facet | Cruces, Pablo Retamal, Jaime Damián, Andrés Lago, Graciela Blasina, Fernanda Oviedo, Vanessa Medina, Tania Pérez, Agustín Vaamonde, Lucía Dapueto, Rosina González-Dambrauskas, Sebastián Serra, Alberto Monteverde-Fernandez, Nicolás Namías, Mauro Martínez, Javier Hurtado, Daniel E. |
| author_role | author |
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| collection | COLIBRI |
| dc.contributor.filiacion.none.fl_str_mv | Cruces Pablo, Universidad Andrés Bello (Chile). Facultad de Ciencias de la Vida; Hospital El Carmen Dr. Luis Valentín Ferrada (Chile). Unidad de Paciente Crítico Pediátrico Retamal Jaime, Pontificia Universidad Católica de Chile (Chile). Departamento de Medicina Intensiva Damián Andrés, Universidad de la República (Uruguay). Facultad de Medicina. Hospital de Clínicas. Unidad Académica de Medicina Nuclear e Imagenología Molecular; Centro Uruguayo de Imagenología Molecular (Uruguay) Lago Graciela, Centro Uruguayo de Imagenología Molecular (Uruguay); Academia Nacional de Medicina (Uruguay) Blasina Fernanda, Universidad de la República (Uruguay). Facultad de Medicina. Unidad Académica de Neonatología Oviedo Vanessa, Pontificia Universidad Católica de Chile (Chile). Departamento de Medicina Intensiva Medina Tania, Hospital El Carmen Dr. Luis Valentín Ferrada (Chile). Unidad de Paciente Crítico Pediátrico Pérez Agustín, Pontificia Universidad Católica de Chile (Chile). Facultad de Ingeniería. Departamento de Ingeniería Estructural y Geotécnica Vaamonde Lucía, Centro Hospitalario Pereira Rossell (Uruguay). Departamento de Pediatría y Unidad de Cuidados Intensivos de Niños; Universidad de la República (Uruguay). Facultad de Medicina Dapueto Rosina, Centro Uruguayo de Imagenología Molecular (Uruguay) González-Dambrauskas Sebastián, Centro Hospitalario Pereira Rossell (Uruguay). Departamento de Pediatría y Unidad de Cuidados Intensivos de Niños; Universidad de la República (Uruguay). Facultad de Medicina; Red Colaborativa Pediátrica de Latinoamérica Serra Alberto, Centro Asistencial del Sindicato Medico del Uruguay (Uruguay ); Red Colaborativa Pediátrica de Latinoamérica Monteverde-Fernandez Nicolás, Médica Uruguaya (Uruguay). Cuidados Intensivos Pediátricos y Neonatales; Red Colaborativa Pediátrica de Latinoamérica (Uruguay) Namías Mauro, Fundación Centro Diagnostico Nuclear (Argentina) Martínez Javier, Hospital Central de las Fuerzas Armadas (Uruguay); Red Colaborativa Pediátrica de Latinoamérica (Uruguay) Hurtado Daniel E., Pontificia Universidad Católica de Chile (Chile). Facultad de Medicina y Ciencias Biológicas. Instituto de Ingeniería Biológica y Médica |
| dc.creator.none.fl_str_mv | Cruces, Pablo Retamal, Jaime Damián, Andrés Lago, Graciela Blasina, Fernanda Oviedo, Vanessa Medina, Tania Pérez, Agustín Vaamonde, Lucía Dapueto, Rosina González-Dambrauskas, Sebastián Serra, Alberto Monteverde-Fernandez, Nicolás Namías, Mauro Martínez, Javier Hurtado, Daniel E. |
| dc.date.accessioned.none.fl_str_mv | 2026-08-07T15:00:33Z |
| dc.date.available.none.fl_str_mv | 2026-08-07T15:00:33Z |
| dc.date.issued.none.fl_str_mv | 2024 |
| dc.description.abstract.none.fl_txt_mv | Background The spatiotemporal progression and patterns of tissue deformation in ventilator-induced lung injury (VILI) remain understudied. Our aim was to identify lung clusters based on their regional mechanical behavior over space and time in lungs subjected to VILI using machine-learning techniques. Results Ten anesthetized pigs (27 ± 2 kg) were studied. Eight subjects were analyzed. End-inspiratory and end-expiratory lung computed tomography scans were performed at the beginning and after 12 h of one-hit VILI model. Regional image-based biomechanical analysis was used to determine end-expiratory aeration, tidal recruitment, and volumetric strain for both early and late stages. Clustering analysis was performed using principal component analysis and K-Means algorithms. We identified three different clusters of lung tissue: Stable, Recruitable Unstable, and Non-Recruitable Unstable. End-expiratory aeration, tidal recruitment, and volumetric strain were significantly different between clusters at early stage. At late stage, we found a step loss of end-expiratory aeration among clusters, lowest in Stable, followed by Unstable Recruitable, and highest in the Unstable Non-Recruitable cluster. Volumetric strain remaining unchanged in the Stable cluster, with slight increases in the Recruitable cluster, and strong reduction in the Unstable Non-Recruitable cluster. Conclusions VILI is a regional and dynamic phenomenon. Using unbiased machine-learning techniques we can identify the coexistence of three functional lung tissue compartments with different spatiotemporal regional biomechanical behavior. |
| dc.format.extent.es.fl_str_mv | 9 p. |
| dc.format.mimetype.es.fl_str_mv | application/pdf |
| dc.identifier.citation.es.fl_str_mv | Cruces P, Retamal J, Damián A y otros. A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study. Intensive Care Medicine Experimental [en línea]. 2024;12(1). 9 p. |
| dc.identifier.doi.none.fl_str_mv | 10.1186/s40635-024-00641-8 |
| dc.identifier.eissn.none.fl_str_mv | 2197-425X |
| dc.identifier.uri.none.fl_str_mv | https://hdl.handle.net/20.500.12008/56320 |
| dc.language.iso.none.fl_str_mv | en eng |
| dc.publisher.es.fl_str_mv | SpringerOpen |
| dc.relation.none.fl_str_mv | Intensive Care Medicine Experimental. 2024;12(1) |
| dc.rights.license.none.fl_str_mv | Licencia Creative Commons Atribución (CC - By 4.0) |
| dc.rights.none.fl_str_mv | info:eu-repo/semantics/openAccess |
| dc.source.none.fl_str_mv | reponame:COLIBRI instname:Universidad de la República instacron:Universidad de la República |
| dc.subject.es.fl_str_mv | Mechanical ventilation Ventilator-induced lung injury Lung strain Computed tomography Diagnostic imaging |
| dc.subject.other.es.fl_str_mv | VENTILADORES MECÁNICOS RESPIRACIÓN ARTIFICIAL LESIÓN PULMONAR IDUCIDA POR VENTILACIÓN MECÁNICA DIAGNÓSTICO POR IMAGEN TOMOGRAFÍA |
| dc.title.none.fl_str_mv | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| dc.type.es.fl_str_mv | Artículo |
| dc.type.none.fl_str_mv | info:eu-repo/semantics/article |
| dc.type.version.none.fl_str_mv | info:eu-repo/semantics/publishedVersion |
| description | Background The spatiotemporal progression and patterns of tissue deformation in ventilator-induced lung injury (VILI) remain understudied. Our aim was to identify lung clusters based on their regional mechanical behavior over space and time in lungs subjected to VILI using machine-learning techniques. Results Ten anesthetized pigs (27 ± 2 kg) were studied. Eight subjects were analyzed. End-inspiratory and end-expiratory lung computed tomography scans were performed at the beginning and after 12 h of one-hit VILI model. Regional image-based biomechanical analysis was used to determine end-expiratory aeration, tidal recruitment, and volumetric strain for both early and late stages. Clustering analysis was performed using principal component analysis and K-Means algorithms. We identified three different clusters of lung tissue: Stable, Recruitable Unstable, and Non-Recruitable Unstable. End-expiratory aeration, tidal recruitment, and volumetric strain were significantly different between clusters at early stage. At late stage, we found a step loss of end-expiratory aeration among clusters, lowest in Stable, followed by Unstable Recruitable, and highest in the Unstable Non-Recruitable cluster. Volumetric strain remaining unchanged in the Stable cluster, with slight increases in the Recruitable cluster, and strong reduction in the Unstable Non-Recruitable cluster. Conclusions VILI is a regional and dynamic phenomenon. Using unbiased machine-learning techniques we can identify the coexistence of three functional lung tissue compartments with different spatiotemporal regional biomechanical behavior. |
| eu_rights_str_mv | openAccess |
| format | article |
| id | COLIBRI_00ffcb0c58acebec2bc2b1966a63d19a |
| identifier_str_mv | Cruces P, Retamal J, Damián A y otros. A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study. Intensive Care Medicine Experimental [en línea]. 2024;12(1). 9 p. 10.1186/s40635-024-00641-8 2197-425X |
| instacron_str | Universidad de la República |
| institution | Universidad de la República |
| instname_str | Universidad de la República |
| language | eng |
| language_invalid_str_mv | en |
| network_acronym_str | COLIBRI |
| network_name_str | COLIBRI |
| oai_identifier_str | oai:colibri.udelar.edu.uy:20.500.12008/56320 |
| publishDate | 2024 |
| reponame_str | COLIBRI |
| repository.mail.fl_str_mv | karina.camps@seciu.edu.uy |
| repository.name.fl_str_mv | COLIBRI - Universidad de la República |
| repository_id_str | 4771 |
| rights_invalid_str_mv | Licencia Creative Commons Atribución (CC - By 4.0) |
| spelling | Cruces Pablo, Universidad Andrés Bello (Chile). Facultad de Ciencias de la Vida; Hospital El Carmen Dr. Luis Valentín Ferrada (Chile). Unidad de Paciente Crítico PediátricoRetamal Jaime, Pontificia Universidad Católica de Chile (Chile). Departamento de Medicina IntensivaDamián Andrés, Universidad de la República (Uruguay). Facultad de Medicina. Hospital de Clínicas. Unidad Académica de Medicina Nuclear e Imagenología Molecular; Centro Uruguayo de Imagenología Molecular (Uruguay)Lago Graciela, Centro Uruguayo de Imagenología Molecular (Uruguay); Academia Nacional de Medicina (Uruguay)Blasina Fernanda, Universidad de la República (Uruguay). Facultad de Medicina. Unidad Académica de NeonatologíaOviedo Vanessa, Pontificia Universidad Católica de Chile (Chile). Departamento de Medicina IntensivaMedina Tania, Hospital El Carmen Dr. Luis Valentín Ferrada (Chile). Unidad de Paciente Crítico PediátricoPérez Agustín, Pontificia Universidad Católica de Chile (Chile). Facultad de Ingeniería. Departamento de Ingeniería Estructural y GeotécnicaVaamonde Lucía, Centro Hospitalario Pereira Rossell (Uruguay). Departamento de Pediatría y Unidad de Cuidados Intensivos de Niños; Universidad de la República (Uruguay). Facultad de MedicinaDapueto Rosina, Centro Uruguayo de Imagenología Molecular (Uruguay)González-Dambrauskas Sebastián, Centro Hospitalario Pereira Rossell (Uruguay). Departamento de Pediatría y Unidad de Cuidados Intensivos de Niños; Universidad de la República (Uruguay). Facultad de Medicina; Red Colaborativa Pediátrica de LatinoaméricaSerra Alberto, Centro Asistencial del Sindicato Medico del Uruguay (Uruguay ); Red Colaborativa Pediátrica de LatinoaméricaMonteverde-Fernandez Nicolás, Médica Uruguaya (Uruguay). Cuidados Intensivos Pediátricos y Neonatales; Red Colaborativa Pediátrica de Latinoamérica (Uruguay)Namías Mauro, Fundación Centro Diagnostico Nuclear (Argentina)Martínez Javier, Hospital Central de las Fuerzas Armadas (Uruguay); Red Colaborativa Pediátrica de Latinoamérica (Uruguay)Hurtado Daniel E., Pontificia Universidad Católica de Chile (Chile). Facultad de Medicina y Ciencias Biológicas. Instituto de Ingeniería Biológica y Médica2026-08-07T15:00:33Z2026-08-07T15:00:33Z2024Cruces P, Retamal J, Damián A y otros. A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study. Intensive Care Medicine Experimental [en línea]. 2024;12(1). 9 p.https://hdl.handle.net/20.500.12008/5632010.1186/s40635-024-00641-82197-425XBackground The spatiotemporal progression and patterns of tissue deformation in ventilator-induced lung injury (VILI) remain understudied. Our aim was to identify lung clusters based on their regional mechanical behavior over space and time in lungs subjected to VILI using machine-learning techniques. Results Ten anesthetized pigs (27 ± 2 kg) were studied. Eight subjects were analyzed. End-inspiratory and end-expiratory lung computed tomography scans were performed at the beginning and after 12 h of one-hit VILI model. Regional image-based biomechanical analysis was used to determine end-expiratory aeration, tidal recruitment, and volumetric strain for both early and late stages. Clustering analysis was performed using principal component analysis and K-Means algorithms. We identified three different clusters of lung tissue: Stable, Recruitable Unstable, and Non-Recruitable Unstable. End-expiratory aeration, tidal recruitment, and volumetric strain were significantly different between clusters at early stage. At late stage, we found a step loss of end-expiratory aeration among clusters, lowest in Stable, followed by Unstable Recruitable, and highest in the Unstable Non-Recruitable cluster. Volumetric strain remaining unchanged in the Stable cluster, with slight increases in the Recruitable cluster, and strong reduction in the Unstable Non-Recruitable cluster. Conclusions VILI is a regional and dynamic phenomenon. Using unbiased machine-learning techniques we can identify the coexistence of three functional lung tissue compartments with different spatiotemporal regional biomechanical behavior.Submitted by Almiñana María Cecilia (marialminana@gmail.com) on 2026-08-07T14:37:58Z No. of bitstreams: 2 license_rdf: 25630 bytes, checksum: e7132498e7c1fe99f7096667baa99b25 (MD5) A machine learning regional clustering.pdf: 1774944 bytes, checksum: 3d73e3d57e571e31fc6cdbbff3a552f1 (MD5)Approved for entry into archive by Almiñana María Cecilia (marialminana@gmail.com) on 2026-08-07T14:38:19Z (GMT) No. of bitstreams: 2 license_rdf: 25630 bytes, checksum: e7132498e7c1fe99f7096667baa99b25 (MD5) A machine learning regional clustering.pdf: 1774944 bytes, checksum: 3d73e3d57e571e31fc6cdbbff3a552f1 (MD5)Made available in DSpace by Luna Fabiana (fabiana.luna@seciu.edu.uy) on 2026-08-07T15:00:33Z (GMT). No. of bitstreams: 2 license_rdf: 25630 bytes, checksum: e7132498e7c1fe99f7096667baa99b25 (MD5) A machine learning regional clustering.pdf: 1774944 bytes, checksum: 3d73e3d57e571e31fc6cdbbff3a552f1 (MD5) Previous issue date: 20249 p.application/pdfenengSpringerOpenIntensive Care Medicine Experimental. 2024;12(1)Las obras depositadas en el Repositorio se rigen por la Ordenanza de los Derechos de la Propiedad Intelectual de la Universidad de la República.(Res. Nº 91 de C.D.C. de 8/III/1994 – D.O. 7/IV/1994) y por la Ordenanza del Repositorio Abierto de la Universidad de la República (Res. Nº 16 de C.D.C. de 07/10/2014)info:eu-repo/semantics/openAccessLicencia Creative Commons Atribución (CC - By 4.0)Mechanical ventilationVentilator-induced lung injuryLung strainComputed tomographyDiagnostic imagingVENTILADORES MECÁNICOSRESPIRACIÓN ARTIFICIALLESIÓN PULMONAR IDUCIDA POR VENTILACIÓN MECÁNICADIAGNÓSTICO POR IMAGENTOMOGRAFÍAA machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental studyArtículoinfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionreponame:COLIBRIinstname:Universidad de la Repúblicainstacron:Universidad de la RepúblicaCruces, PabloRetamal, JaimeDamián, AndrésLago, GracielaBlasina, FernandaOviedo, VanessaMedina, TaniaPérez, AgustínVaamonde, LucíaDapueto, RosinaGonzález-Dambrauskas, SebastiánSerra, AlbertoMonteverde-Fernandez, NicolásNamías, MauroMartínez, JavierHurtado, Daniel E.LICENSElicense.txtlicense.txttext/plain; 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- Universidad de la Repúblicafalse |
| spellingShingle | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study Cruces, Pablo Mechanical ventilation Ventilator-induced lung injury Lung strain Computed tomography Diagnostic imaging VENTILADORES MECÁNICOS RESPIRACIÓN ARTIFICIAL LESIÓN PULMONAR IDUCIDA POR VENTILACIÓN MECÁNICA DIAGNÓSTICO POR IMAGEN TOMOGRAFÍA |
| status_str | publishedVersion |
| title | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| title_full | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| title_fullStr | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| title_full_unstemmed | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| title_short | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| title_sort | A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study |
| topic | Mechanical ventilation Ventilator-induced lung injury Lung strain Computed tomography Diagnostic imaging VENTILADORES MECÁNICOS RESPIRACIÓN ARTIFICIAL LESIÓN PULMONAR IDUCIDA POR VENTILACIÓN MECÁNICA DIAGNÓSTICO POR IMAGEN TOMOGRAFÍA |
| url | https://hdl.handle.net/20.500.12008/56320 |