Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients
- Autores
- Fernandez, Marisa; Marson, María Elena; Mastrantonio Garrido, Guido Enrique; Corti, Marcelo; Fleitas, Ulises Emiliano; Lloveras, Susana; Lista, Nicolás; Priarone, Maria M.; Dominguez, Cecilia; Garcia-Bournissen, Facundo
- Año de publicación
- 2020
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Chagas disease reactivation in HIV-positive people is an opportunistic infection with 79 to 100% mortality. It commonly involves the central nervous system (CNS). Early treatment with trypanocidal drugs such as benznidazole (BNZ) is crucial for this severe manifestation of Trypanosoma cruzi infection. However, limited BNZ clinical pharmacology data are available, especially its concentration in the CNS. We report a series of HIV-positive patients undergoing treatment for T. cruzi meningoencephalitis, their clinical response, and cerebrospinal fluid (CSF) and plasma BNZ concentrations. Measurements were carried out using leftover samples originally obtained for routine medical care. A high-performance liquid chromatography/tandem mass spectrometry bioanalytical method designed for BNZ plasma measurements was adapted and validated for CSF samples. Six patients were enrolled in this study from 2015 to 2019. A total of 6 CSF and 19 plasma samples were obtained. Only three of the CSF samples had detectable BNZ levels, all under 1mg/ml. Fifteen plasma samples had detectable BNZ, and 13 were above 2mg/ml, which is the putative trypanocidal level. We observed BNZ concentrations in human CSF and plasma. CSF BNZ concentrations were low or not measurable in all patients, suggesting that the usual BNZ doses may be suboptimal in HIV-positive patients with T. cruzi meningoencephalitis. While drug-drug and drug-disease interactions may be in part responsible, the factors leading to low CSF BNZ levels remain to be studied in detail. These findings highlight the potential of therapeutic drug monitoring in BNZ treatment and suggest that the use of higher doses may be useful for Chagas disease CNS reactivations.
Fil: Fernandez, Marisa. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina. Dirección Nacional de Instituto de Investigación. Administración Nacional de Laboratorio e Instituto de Salud "Dr. C. G. Malbrán". Instituto Nacional de Parasitología "Dr. Mario Fatala Chaben"; Argentina
Fil: Marson, María Elena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; Argentina
Fil: Mastrantonio Garrido, Guido Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; Argentina
Fil: Corti, Marcelo. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina
Fil: Fleitas, Ulises Emiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; Argentina
Fil: Lloveras, Susana. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina
Fil: Lista, Nicolás. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina
Fil: Priarone, Maria M.. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina
Fil: Dominguez, Cecilia. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina
Fil: Garcia-Bournissen, Facundo. Western University; Canadá - Materia
-
BENZNIDAZOLE
CHAGAS DISEASE
HIV/AIDS
MENINGOENCEPHALITIS
THERAPEUTIC DRUG MONITORING
TRYPANOSOMA CRUZI - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/134958
Ver los metadatos del registro completo
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Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patientsFernandez, MarisaMarson, María ElenaMastrantonio Garrido, Guido EnriqueCorti, MarceloFleitas, Ulises EmilianoLloveras, SusanaLista, NicolásPriarone, Maria M.Dominguez, CeciliaGarcia-Bournissen, FacundoBENZNIDAZOLECHAGAS DISEASEHIV/AIDSMENINGOENCEPHALITISTHERAPEUTIC DRUG MONITORINGTRYPANOSOMA CRUZIhttps://purl.org/becyt/ford/3.1https://purl.org/becyt/ford/3Chagas disease reactivation in HIV-positive people is an opportunistic infection with 79 to 100% mortality. It commonly involves the central nervous system (CNS). Early treatment with trypanocidal drugs such as benznidazole (BNZ) is crucial for this severe manifestation of Trypanosoma cruzi infection. However, limited BNZ clinical pharmacology data are available, especially its concentration in the CNS. We report a series of HIV-positive patients undergoing treatment for T. cruzi meningoencephalitis, their clinical response, and cerebrospinal fluid (CSF) and plasma BNZ concentrations. Measurements were carried out using leftover samples originally obtained for routine medical care. A high-performance liquid chromatography/tandem mass spectrometry bioanalytical method designed for BNZ plasma measurements was adapted and validated for CSF samples. Six patients were enrolled in this study from 2015 to 2019. A total of 6 CSF and 19 plasma samples were obtained. Only three of the CSF samples had detectable BNZ levels, all under 1mg/ml. Fifteen plasma samples had detectable BNZ, and 13 were above 2mg/ml, which is the putative trypanocidal level. We observed BNZ concentrations in human CSF and plasma. CSF BNZ concentrations were low or not measurable in all patients, suggesting that the usual BNZ doses may be suboptimal in HIV-positive patients with T. cruzi meningoencephalitis. While drug-drug and drug-disease interactions may be in part responsible, the factors leading to low CSF BNZ levels remain to be studied in detail. These findings highlight the potential of therapeutic drug monitoring in BNZ treatment and suggest that the use of higher doses may be useful for Chagas disease CNS reactivations.Fil: Fernandez, Marisa. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina. Dirección Nacional de Instituto de Investigación. Administración Nacional de Laboratorio e Instituto de Salud "Dr. C. G. Malbrán". Instituto Nacional de Parasitología "Dr. Mario Fatala Chaben"; ArgentinaFil: Marson, María Elena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; ArgentinaFil: Mastrantonio Garrido, Guido Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; ArgentinaFil: Corti, Marcelo. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; ArgentinaFil: Fleitas, Ulises Emiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; ArgentinaFil: Lloveras, Susana. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; ArgentinaFil: Lista, Nicolás. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; ArgentinaFil: Priarone, Maria M.. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; ArgentinaFil: Dominguez, Cecilia. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; ArgentinaFil: Garcia-Bournissen, Facundo. Western University; CanadáAmerican Society for Microbiology2020-12info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/134958Fernandez, Marisa; Marson, María Elena; Mastrantonio Garrido, Guido Enrique; Corti, Marcelo; Fleitas, Ulises Emiliano; et al.; Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients; American Society for Microbiology; Antimicrobial Agents and Chemotherapy; 65; 3; 12-2020; 1-71098-6596CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1128/AAC.01922-20info:eu-repo/semantics/altIdentifier/url/https://pubmed.ncbi.nlmhttps://journals.asm.org/doi/10.1128/AAC.01922-20.nih.gov/33361290/info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:47:02Zoai:ri.conicet.gov.ar:11336/134958instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:47:02.675CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
title |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
spellingShingle |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients Fernandez, Marisa BENZNIDAZOLE CHAGAS DISEASE HIV/AIDS MENINGOENCEPHALITIS THERAPEUTIC DRUG MONITORING TRYPANOSOMA CRUZI |
title_short |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
title_full |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
title_fullStr |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
title_full_unstemmed |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
title_sort |
Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients |
dc.creator.none.fl_str_mv |
Fernandez, Marisa Marson, María Elena Mastrantonio Garrido, Guido Enrique Corti, Marcelo Fleitas, Ulises Emiliano Lloveras, Susana Lista, Nicolás Priarone, Maria M. Dominguez, Cecilia Garcia-Bournissen, Facundo |
author |
Fernandez, Marisa |
author_facet |
Fernandez, Marisa Marson, María Elena Mastrantonio Garrido, Guido Enrique Corti, Marcelo Fleitas, Ulises Emiliano Lloveras, Susana Lista, Nicolás Priarone, Maria M. Dominguez, Cecilia Garcia-Bournissen, Facundo |
author_role |
author |
author2 |
Marson, María Elena Mastrantonio Garrido, Guido Enrique Corti, Marcelo Fleitas, Ulises Emiliano Lloveras, Susana Lista, Nicolás Priarone, Maria M. Dominguez, Cecilia Garcia-Bournissen, Facundo |
author2_role |
author author author author author author author author author |
dc.subject.none.fl_str_mv |
BENZNIDAZOLE CHAGAS DISEASE HIV/AIDS MENINGOENCEPHALITIS THERAPEUTIC DRUG MONITORING TRYPANOSOMA CRUZI |
topic |
BENZNIDAZOLE CHAGAS DISEASE HIV/AIDS MENINGOENCEPHALITIS THERAPEUTIC DRUG MONITORING TRYPANOSOMA CRUZI |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/3.1 https://purl.org/becyt/ford/3 |
dc.description.none.fl_txt_mv |
Chagas disease reactivation in HIV-positive people is an opportunistic infection with 79 to 100% mortality. It commonly involves the central nervous system (CNS). Early treatment with trypanocidal drugs such as benznidazole (BNZ) is crucial for this severe manifestation of Trypanosoma cruzi infection. However, limited BNZ clinical pharmacology data are available, especially its concentration in the CNS. We report a series of HIV-positive patients undergoing treatment for T. cruzi meningoencephalitis, their clinical response, and cerebrospinal fluid (CSF) and plasma BNZ concentrations. Measurements were carried out using leftover samples originally obtained for routine medical care. A high-performance liquid chromatography/tandem mass spectrometry bioanalytical method designed for BNZ plasma measurements was adapted and validated for CSF samples. Six patients were enrolled in this study from 2015 to 2019. A total of 6 CSF and 19 plasma samples were obtained. Only three of the CSF samples had detectable BNZ levels, all under 1mg/ml. Fifteen plasma samples had detectable BNZ, and 13 were above 2mg/ml, which is the putative trypanocidal level. We observed BNZ concentrations in human CSF and plasma. CSF BNZ concentrations were low or not measurable in all patients, suggesting that the usual BNZ doses may be suboptimal in HIV-positive patients with T. cruzi meningoencephalitis. While drug-drug and drug-disease interactions may be in part responsible, the factors leading to low CSF BNZ levels remain to be studied in detail. These findings highlight the potential of therapeutic drug monitoring in BNZ treatment and suggest that the use of higher doses may be useful for Chagas disease CNS reactivations. Fil: Fernandez, Marisa. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina. Dirección Nacional de Instituto de Investigación. Administración Nacional de Laboratorio e Instituto de Salud "Dr. C. G. Malbrán". Instituto Nacional de Parasitología "Dr. Mario Fatala Chaben"; Argentina Fil: Marson, María Elena. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; Argentina Fil: Mastrantonio Garrido, Guido Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; Argentina Fil: Corti, Marcelo. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina Fil: Fleitas, Ulises Emiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Departamento de Ciencias Biológicas. Área de Toxicología; Argentina Fil: Lloveras, Susana. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina Fil: Lista, Nicolás. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina Fil: Priarone, Maria M.. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina Fil: Dominguez, Cecilia. Gobierno de la Ciudad de Buenos Aires. Hospital de Infecciosas "Dr. Francisco Javier Muñiz"; Argentina Fil: Garcia-Bournissen, Facundo. Western University; Canadá |
description |
Chagas disease reactivation in HIV-positive people is an opportunistic infection with 79 to 100% mortality. It commonly involves the central nervous system (CNS). Early treatment with trypanocidal drugs such as benznidazole (BNZ) is crucial for this severe manifestation of Trypanosoma cruzi infection. However, limited BNZ clinical pharmacology data are available, especially its concentration in the CNS. We report a series of HIV-positive patients undergoing treatment for T. cruzi meningoencephalitis, their clinical response, and cerebrospinal fluid (CSF) and plasma BNZ concentrations. Measurements were carried out using leftover samples originally obtained for routine medical care. A high-performance liquid chromatography/tandem mass spectrometry bioanalytical method designed for BNZ plasma measurements was adapted and validated for CSF samples. Six patients were enrolled in this study from 2015 to 2019. A total of 6 CSF and 19 plasma samples were obtained. Only three of the CSF samples had detectable BNZ levels, all under 1mg/ml. Fifteen plasma samples had detectable BNZ, and 13 were above 2mg/ml, which is the putative trypanocidal level. We observed BNZ concentrations in human CSF and plasma. CSF BNZ concentrations were low or not measurable in all patients, suggesting that the usual BNZ doses may be suboptimal in HIV-positive patients with T. cruzi meningoencephalitis. While drug-drug and drug-disease interactions may be in part responsible, the factors leading to low CSF BNZ levels remain to be studied in detail. These findings highlight the potential of therapeutic drug monitoring in BNZ treatment and suggest that the use of higher doses may be useful for Chagas disease CNS reactivations. |
publishDate |
2020 |
dc.date.none.fl_str_mv |
2020-12 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/134958 Fernandez, Marisa; Marson, María Elena; Mastrantonio Garrido, Guido Enrique; Corti, Marcelo; Fleitas, Ulises Emiliano; et al.; Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients; American Society for Microbiology; Antimicrobial Agents and Chemotherapy; 65; 3; 12-2020; 1-7 1098-6596 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/134958 |
identifier_str_mv |
Fernandez, Marisa; Marson, María Elena; Mastrantonio Garrido, Guido Enrique; Corti, Marcelo; Fleitas, Ulises Emiliano; et al.; Benznidazole in cerebrospinal fluid: A case series of chagas disease meningoencephalitis in hiv-positive patients; American Society for Microbiology; Antimicrobial Agents and Chemotherapy; 65; 3; 12-2020; 1-7 1098-6596 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1128/AAC.01922-20 info:eu-repo/semantics/altIdentifier/url/https://pubmed.ncbi.nlmhttps://journals.asm.org/doi/10.1128/AAC.01922-20.nih.gov/33361290/ |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
American Society for Microbiology |
publisher.none.fl_str_mv |
American Society for Microbiology |
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reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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13.070432 |