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Published on: December 10, 2013
Human bocavirus infection in children with acute respiratory tract infection in India
Preeti Bharaj1, Wayne M Sullender, Sushil K Kabra
1Department of Microbiology, All India Institute of Medical Sciences, Ansari Nagar, New Delhi, India.
Insights
Human bocavirus (HBoV), a novel parvovirus, was detected in 7.2% of young children with respiratory infections in India. This virus is linked to both upper and lower respiratory illnesses, showing no seasonal pattern.
Area of Science:
- Virology
- Pediatrics
- Infectious Diseases
Background:
- Human bocavirus (HBoV) is a recently identified human parvovirus.
- HBoV has been associated with respiratory tract diseases in children.
Purpose of the Study:
- To investigate the prevalence and clinical presentation of HBoV in young children with acute respiratory tract infections in India.
Main Methods:
- Nasopharyngeal aspirates were collected from 305 children under 5 years old with acute respiratory tract infection.
- Samples were screened for HBoV using two independent sets of polymerase chain reaction (PCR).
Main Results:
- HBoV was detected in 22 children (7.2%), all presenting with acute respiratory infection.
- The most common symptoms observed were cough (95%), runny nose (64%), and fever (59%).
- HBoV was co-detected with respiratory syncytial virus in one case and influenza A virus in another.
Conclusions:
- HBoV is prevalent in young children with respiratory infections in India.
- HBoV is associated with both upper and lower respiratory tract diseases.
- No seasonal distribution was observed for HBoV infections.
Abstract:
Human bocavirus (HBoV) is a new human parvovirus identified in children with respiratory tract disease. Nasopharyngeal aspirates were collected from 305 children <5 years of age with acute respiratory tract infection from April 2005 to March 2007 and screened for the presence of HBoV by two separate sets of a polymerase chain reaction (PCR) described previously. Twenty-two (7.2%) children who had acute respiratory infection were found to be positive for HBoV by both sets of PCR. The main clinical symptoms were cough (95%), runny nose (64%), and fever (59%). In two samples, HBoV was identified together with respiratory syncytial virus in one sample and influenza A virus in another. HBoV appeared to have no seasonal distribution and is associated with both upper and lower respiratory tract disease in young children in India.
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Acute Pharyngitis
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
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Arboviral Encephalitis
Bacterial Gastroenteritis
