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Characterization of viral agents causing acute respiratory infection in a San Francisco University Medical Center Clinic during the influenza season
Characterization of viral agents causing acute respiratory infection in a San Francisco University Medical Center Clinic during the influenza season
- Source :
- Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, vol 41, iss 6, Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America
- Publication Year :
- 2005
- Publisher :
- eScholarship, University of California, 2005.
-
Abstract
- Author(s): Louie, Janice K; Hacker, Jill K; Gonzales, Ralph; Mark, Jennifer; Maselli, Judy H; Yagi, Shigeo; Drew, W Lawrence | Abstract: BackgroundWith use of polymerase chain reaction (PCR) and a centrifugation-enhanced viral culture method, we characterized the viruses causing acute respiratory infection in adults during an influenza season.MethodsDuring January-March 2002, nasopharyngeal wash specimens from previously healthy adults presenting with respiratory symptoms were evaluated for viral pathogens with centrifugation-enhanced viral culture and PCR.ResultsThe diagnoses in 266 cases included unspecified upper respiratory infection (in 142 [54%] of the cases), acute bronchitis (42 [16%]), sinusitis (23 [9%]), pharyngitis (22 [8%]), and pneumonia (17 [6%]). The use of a shell vial assay and PCR identified a pathogen in 103 (39%) of the patients, including influenza A or B in 54, picornavirus in 28 (including rhinovirus in 24), respiratory syncytial virus (RSV) in 12, human metapneumovirus in 4, human coronavirus OC43 in 2, adenovirus in 2, parainfluenza virus type 1 in 1, and coinfection with influenza and parainfluenza virus type 1 in 2.ConclusionOur findings demonstrate that, even during the influenza season, rhinovirus and RSV are prevalent and must be considered in the differential diagnosis of adult acute respiratory infection before prescribing antiviral medication. Human coronavirus and human metapneumovirus did not play a substantial role. PCR was an especially useful tool in the identification of influenza and other viral pathogens not easily detected by traditional testing methods.
- Subjects :
- viruses
medicine.disease_cause
Polymerase Chain Reaction
Ambulatory Care Facilities
Medical and Health Sciences
Human coronavirus OC43
Respiratory Tract Infections
Lung
Coronavirus
Emergency Service
biology
Respiratory tract infections
Viral culture
Respiratory infection
virus diseases
Middle Aged
Biological Sciences
Community-Acquired Infections
Infectious Diseases
Viruses
Coinfection
Pneumonia & Influenza
Seasons
Rhinovirus
Emergency Service, Hospital
Infection
Human
Biotechnology
Microbiology (medical)
Adult
Microbiology
Vaccine Related
Hospital
Human metapneumovirus
Biodefense
Influenza, Human
medicine
Major Article
Humans
business.industry
Prevention
Pneumonia
biology.organism_classification
medicine.disease
Virology
Influenza
Emerging Infectious Diseases
Immunology
San Francisco
business
Subjects
Details
- Database :
- OpenAIRE
- Journal :
- Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, vol 41, iss 6, Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America
- Accession number :
- edsair.doi.dedup.....7b9f940837dbc7a10e7cd546cdd062c3