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2538-9513

22

2010-12-04

127

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spelling Some studies have suggested a correlation between eosinophils and greater severity, poorer control of asthma, poorer indexes of lung function, and greater bronchial hyperreactivity as measured by the metacholine challenge test. However, we do not know the behavior of this correlation in Colombia or in the asthma clinic of Hospital San Ignacio. Currently, Wright staining of sputum is interpreted only in the light of the presence of neutrophils, disregarding the value of eosinophils. Methods: An observational, descriptive, concordance study was carried out over a period of one year, with patients aged 15 years or older, who were admitted through the emergency department with asthmatic crises requiring hospitalization. Severity of the crisis, severity of eosinophils in blood and sputum, peak expiratory flow, duration of hospital stay (in main ward or in ICU), and need for mechanical ventilation were determined in order to define whether there was a correlation between the severity of these variables as predictors of the severity of the asthmatic crisis. Results: A total number of 169 patients were included, with an age average of 43.3 years, predominantly women (84%), of whom 56.8% were classified as severe and 43.2% as moderate asthmatic crisis. The average of eosinophils in sputum was 17.2% and inblood 375.5 cells per cubic meter. Average length of hospital stay was 4.7 days, 0.5 days in the ICU (only 20 patients required ICU), and 0.2 days on mechanical ventilation. The count of eosinophils in blood was within normal values or highly increased in most patients; most of the patients had slight eosinophilia in sputum.PEF on admission was, on average, 40% of the optimal. The concordance observed between sputum and blood eosinophils was modest. No correlation was found between severity determined by eosinophils in sputum or blood and length of hospital stay, PEF, or drugs received. Conclusion: There is no correlation between the levels of eosinophilia found in sputum or blood and the severity of the crisis measured by number of days of hospital stay, days on mechanical ventilation, or value of peak expiratory flow.
García Calderón, Clara Patricia
Bermúdez, Mary
Eosinophils
severity
asthma
crisis
eosinófilos
severidad
asma
crisis
22
4
Artículo de revista
Journal article
2010-12-04T00:00:00Z
2010-12-04T00:00:00Z
2010-12-04
application/pdf
Asociación Colombiana de Neumología y Cirugía de Tórax
Revista Colombiana de Neumología
0121-5426
2538-9513
https://revistas.asoneumocito.org/index.php/rcneumologia/article/view/679
https://revistas.asoneumocito.org/index.php/rcneumologia/article/view/679
spa
https://creativecommons.org/licenses/by-nc-sa/4.0/
127
135
https://revistas.asoneumocito.org/index.php/rcneumologia/article/download/679/554
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Publication
institution ASOCIACION COLOMBIANA DE NEUMOLOGIA Y CIRUGIA DE TORAX
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country_str Colombia
collection Revista Colombiana de Neumología
description_eng Some studies have suggested a correlation between eosinophils and greater severity, poorer control of asthma, poorer indexes of lung function, and greater bronchial hyperreactivity as measured by the metacholine challenge test. However, we do not know the behavior of this correlation in Colombia or in the asthma clinic of Hospital San Ignacio. Currently, Wright staining of sputum is interpreted only in the light of the presence of neutrophils, disregarding the value of eosinophils. Methods: An observational, descriptive, concordance study was carried out over a period of one year, with patients aged 15 years or older, who were admitted through the emergency department with asthmatic crises requiring hospitalization. Severity of the crisis, severity of eosinophils in blood and sputum, peak expiratory flow, duration of hospital stay (in main ward or in ICU), and need for mechanical ventilation were determined in order to define whether there was a correlation between the severity of these variables as predictors of the severity of the asthmatic crisis. Results: A total number of 169 patients were included, with an age average of 43.3 years, predominantly women (84%), of whom 56.8% were classified as severe and 43.2% as moderate asthmatic crisis. The average of eosinophils in sputum was 17.2% and inblood 375.5 cells per cubic meter. Average length of hospital stay was 4.7 days, 0.5 days in the ICU (only 20 patients required ICU), and 0.2 days on mechanical ventilation. The count of eosinophils in blood was within normal values or highly increased in most patients; most of the patients had slight eosinophilia in sputum.PEF on admission was, on average, 40% of the optimal. The concordance observed between sputum and blood eosinophils was modest. No correlation was found between severity determined by eosinophils in sputum or blood and length of hospital stay, PEF, or drugs received. Conclusion: There is no correlation between the levels of eosinophilia found in sputum or blood and the severity of the crisis measured by number of days of hospital stay, days on mechanical ventilation, or value of peak expiratory flow.
author García Calderón, Clara Patricia
Bermúdez, Mary
spellingShingle García Calderón, Clara Patricia
Bermúdez, Mary
Eosinophils
severity
asthma
crisis
eosinófilos
severidad
asma
crisis
author_facet García Calderón, Clara Patricia
Bermúdez, Mary
topic Eosinophils
severity
asthma
crisis
eosinófilos
severidad
asma
crisis
topic_facet Eosinophils
severity
asthma
crisis
eosinófilos
severidad
asma
crisis
topicspa_str_mv eosinófilos
severidad
asma
crisis
citationvolume 22
citationissue 4
publisher Asociación Colombiana de Neumología y Cirugía de Tórax
ispartofjournal Revista Colombiana de Neumología
source https://revistas.asoneumocito.org/index.php/rcneumologia/article/view/679
language spa
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publishDate 2010-12-04
date_accessioned 2010-12-04T00:00:00Z
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url https://revistas.asoneumocito.org/index.php/rcneumologia/article/view/679
url_doi https://revistas.asoneumocito.org/index.php/rcneumologia/article/view/679
issn 0121-5426
eissn 2538-9513
citationstartpage 127
citationendpage 135
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