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Prolonged after-effects of pneumonia in children
1Department of Paediatrics and Child Health, University of Natal, Durban.
Abstract:
Sixty-two black children were prospectively followed up for 1-7 years after pneumonia contracted at a median age of 17 months. In 55% of cases the pneumonia was measles-associated and 27% had serological evidence of infection with other respiratory viruses. Recurrence of cough or wheeze for more than 6 months occurred in 85% with just over 50% having recovered during the follow-up period. While the highest incidence of persistent symptoms occurred in children after measles superinfected with another virus, this was not significant. Abnormal radiographic features persisted in 53% of children and consisted of peribronchial and/or parenchymal lesions. Abnormal large and small airway calibre and/or bronchial hyperreactivity were found in one-third of children, and were significantly more common in those children whose main symptom was recurrent wheezing. Clinical and lung function abnormalities years after lower respiratory tract infection in this group of disadvantaged children compare with reports from more privileged groups. Recognition that long-term sequelae occur may prevent inappropriate subsequent management of symptomatic children.
Insights
Long-term respiratory symptoms and lung abnormalities are common in Black children after pneumonia, particularly measles-associated cases. Early recognition of these persistent issues is crucial for appropriate management.
Area of Science:
- Pediatrics
- Respiratory Medicine
- Infectious Diseases
Background:
- Pneumonia in early childhood can lead to persistent respiratory issues.
- Measles and other viral infections are significant contributors to childhood pneumonia.
- Disadvantaged populations may experience different outcomes after respiratory infections.
Purpose of the Study:
- To investigate the long-term respiratory sequelae in Black children following pneumonia.
- To identify risk factors and clinical characteristics associated with persistent symptoms.
- To compare outcomes in disadvantaged children with those in other populations.
Main Methods:
- Prospective follow-up of 62 Black children for 1-7 years post-pneumonia.
- Assessment of clinical symptoms, radiographic findings, and lung function (airway calibre, bronchial hyperreactivity).
- Analysis of pneumonia aetiology, including measles-associated and other viral infections.
Main Results:
- 85% experienced recurrent cough or wheeze for over 6 months; 50% recovered during follow-up.
- Persistent abnormal radiographic features (peribronchial/parenchymal lesions) in 53%.
- Abnormal airway calibre or bronchial hyperreactivity in one-third, significantly linked to recurrent wheezing.
Conclusions:
- Childhood pneumonia, especially measles-associated, results in significant long-term respiratory sequelae in disadvantaged children.
- Persistent clinical and lung function abnormalities are comparable to those in more privileged groups.
- Awareness of these long-term effects is vital to prevent misdiagnosis and ensure optimal patient management.