Detection of Bordetella pertussis using a PCR test in infants younger than one year old hospitalized with whooping cough in five Peruvian hospitals.
Int J Infect Dis
; 41: 36-41, 2015 Dec.
Article
em En
| MEDLINE
| ID: mdl-26523641
OBJECTIVES: To report the incidence, epidemiology, and clinical features of Bordetella pertussis in Peruvian infants under 1 year old. PATIENTS AND METHODS: A prospective cross-sectional study was conducted in five hospitals in Peru from January 2010 to July 2012. A total of 392 infants under 1 year old were admitted with a clinical diagnosis of whooping cough and tested for B. pertussis by PCR. RESULTS: The pertussis toxin and IS481 genes were detected in 39.54% (155/392) of the cases. Infants aged less than 3 months were the most affected, with a prevalence of 73.55% (114/155). The most common household contact was the mother, identified in 20% (31/155) of cases. Paroxysm of coughing (89.03%, 138/155), cyanosis (68.39%, 106/155), respiratory distress (67.09%, 104/155), and breastfeeding difficulties (39.35%, 61/155) were the most frequent symptoms reported. CONCLUSION: An increase in pertussis cases has been reported in recent years in Peru, despite national immunization efforts. Surveillance with PCR for B. pertussis is essential, especially in infants less than 1 year old, in whom a higher rate of disease-related complications and higher mortality have been reported.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Bordetella pertussis
/
Coqueluche
Tipo de estudo:
Diagnostic_studies
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Observational_studies
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Prevalence_studies
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Prognostic_studies
/
Risk_factors_studies
Limite:
Female
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Humans
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Infant
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Male
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Newborn
País/Região como assunto:
America do sul
/
Peru
Idioma:
En
Revista:
Int J Infect Dis
Assunto da revista:
DOENCAS TRANSMISSIVEIS
Ano de publicação:
2015
Tipo de documento:
Article
País de afiliação:
Peru
País de publicação:
Canadá