A machine-learning regional clustering approach to understand ventilator-induced lung injury: a proof-of-concept experimental study

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.

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.

Detalles Bibliográficos
2024
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
Inglés
Universidad de la República
COLIBRI
https://hdl.handle.net/20.500.12008/56320
Acceso abierto
Licencia Creative Commons Atribución (CC - By 4.0)
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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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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
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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
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repository.mail.fl_str_mv karina.camps@seciu.edu.uy
repository.name.fl_str_mv COLIBRI - Universidad de la República
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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