Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection
Higher serum creatine kinase (CK) levels in critically ill patients with a confirmed 2009 influenza A (H1N1) infection suggests a possible relationship between the H1N1 virus and muscle tissue. However, there have been no reports with an emphasis on muscle biopsies for patients infected with the H1N...
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| Format: | Article |
| Language: | English |
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Thieme Revinter Publicações
2012-05-01
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| Series: | Arquivos de Neuro-Psiquiatria |
| Subjects: | |
| Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2012000500004&lng=en&tlng=en |
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| author | Paulo José Lorenzoni Cláudia Suemi Kamoi Kay Rosana Herminia Scola Hipólito Carraro Júnior Lineu Cesar Werneck |
| author_facet | Paulo José Lorenzoni Cláudia Suemi Kamoi Kay Rosana Herminia Scola Hipólito Carraro Júnior Lineu Cesar Werneck |
| author_sort | Paulo José Lorenzoni |
| collection | DOAJ |
| description | Higher serum creatine kinase (CK) levels in critically ill patients with a confirmed 2009 influenza A (H1N1) infection suggests a possible relationship between the H1N1 virus and muscle tissue. However, there have been no reports with an emphasis on muscle biopsies for patients infected with the H1N1 virus. The objective of this study was to investigate the histological characteristics of the muscle biopsies from critically ill patients with confirmed 2009 H1N1 infections. A series of ten patients with confirmed 2009 H1N1 infection, who presented increased serum CK levels, was analyzed. Histological study found small histochemical alterations in muscles fibers (mainly in NADH, SDH, COX, myophosphorylase, adenylate deaminase and PAS stains), and no histological changes were compatible with inflammatory myopathy. Although our critically ill patients had elevated CK levels, they exhibited few histological/histochemical abnormalities in their muscle biopsy samples; however, those alterations could be consistent with metabolic dysfunction associated with influenza H1N1 infection. |
| format | Article |
| id | doaj-art-d3c8262898914f5fb7a38b8bade9397c |
| institution | Kabale University |
| issn | 1678-4227 |
| language | English |
| publishDate | 2012-05-01 |
| publisher | Thieme Revinter Publicações |
| record_format | Article |
| series | Arquivos de Neuro-Psiquiatria |
| spelling | doaj-art-d3c8262898914f5fb7a38b8bade9397c2025-08-20T03:25:04ZengThieme Revinter PublicaçõesArquivos de Neuro-Psiquiatria1678-42272012-05-0170532532910.1590/S0004-282X2012000500004S0004-282X2012000500004Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infectionPaulo José Lorenzoni0Cláudia Suemi Kamoi Kay1Rosana Herminia Scola2Hipólito Carraro Júnior3Lineu Cesar Werneck4Universidade Federal do ParanáUniversidade Federal do ParanáUniversidade Federal do ParanáUniversidade Federal do ParanáUniversidade Federal do ParanáHigher serum creatine kinase (CK) levels in critically ill patients with a confirmed 2009 influenza A (H1N1) infection suggests a possible relationship between the H1N1 virus and muscle tissue. However, there have been no reports with an emphasis on muscle biopsies for patients infected with the H1N1 virus. The objective of this study was to investigate the histological characteristics of the muscle biopsies from critically ill patients with confirmed 2009 H1N1 infections. A series of ten patients with confirmed 2009 H1N1 infection, who presented increased serum CK levels, was analyzed. Histological study found small histochemical alterations in muscles fibers (mainly in NADH, SDH, COX, myophosphorylase, adenylate deaminase and PAS stains), and no histological changes were compatible with inflammatory myopathy. Although our critically ill patients had elevated CK levels, they exhibited few histological/histochemical abnormalities in their muscle biopsy samples; however, those alterations could be consistent with metabolic dysfunction associated with influenza H1N1 infection.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2012000500004&lng=en&tlng=envírus da Influenza A subtipo H1N1creatina quinasebiópsia muscular |
| spellingShingle | Paulo José Lorenzoni Cláudia Suemi Kamoi Kay Rosana Herminia Scola Hipólito Carraro Júnior Lineu Cesar Werneck Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection Arquivos de Neuro-Psiquiatria vírus da Influenza A subtipo H1N1 creatina quinase biópsia muscular |
| title | Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection |
| title_full | Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection |
| title_fullStr | Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection |
| title_full_unstemmed | Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection |
| title_short | Muscle biopsy features in critical ill patients with 2009 influenza A (H1N1) virus infection |
| title_sort | muscle biopsy features in critical ill patients with 2009 influenza a h1n1 virus infection |
| topic | vírus da Influenza A subtipo H1N1 creatina quinase biópsia muscular |
| url | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2012000500004&lng=en&tlng=en |
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