Niclas Johansson

Summary

Affiliation: Karolinska University Hospital
Country: Sweden

Publications

  1. doi Etiology of community-acquired pneumonia: increased microbiological yield with new diagnostic methods
    Niclas Johansson
    Department of Medicine, Karolinska Institutet, Stockholm, Sweden
    Clin Infect Dis 50:202-9. 2010
  2. ncbi Quantitative detection of Streptococcus pneumoniae from sputum samples with real-time quantitative polymerase chain reaction for etiologic diagnosis of community-acquired pneumonia
    Niclas Johansson
    Infectious Diseases Unit, Department of Medicine, Karolinska Institutet, Karolinska University Hospital Solna, SE 171 76 Stockholm, Sweden
    Diagn Microbiol Infect Dis 60:255-61. 2008
  3. doi Procalcitonin levels in community-acquired pneumonia - correlation with aetiology and severity
    Niclas Johansson
    Karolinska Institutet, Department of Medicine, Solna, Infectious Diseases Unit, Karolinska University Hospital, Stockholm
    Scand J Infect Dis 46:787-91. 2014
  4. doi Clinical impact of combined viral and bacterial infection in patients with community-acquired pneumonia
    Niclas Johansson
    Karolinska Institutet, Department of Medicine, Solna, Infectious Diseases Unit, Karolinska University Hospital, Stockholm, Sweden
    Scand J Infect Dis 43:609-15. 2011

Collaborators

Detail Information

Publications4

  1. doi Etiology of community-acquired pneumonia: increased microbiological yield with new diagnostic methods
    Niclas Johansson
    Department of Medicine, Karolinska Institutet, Stockholm, Sweden
    Clin Infect Dis 50:202-9. 2010
    ..The aim of this study was to determine the etiology of CAP among adults-especially the occurrence of mixed infections among patients with CAP-by implementing a new diagnostic PCR platform combined with conventional methods...
  2. ncbi Quantitative detection of Streptococcus pneumoniae from sputum samples with real-time quantitative polymerase chain reaction for etiologic diagnosis of community-acquired pneumonia
    Niclas Johansson
    Infectious Diseases Unit, Department of Medicine, Karolinska Institutet, Karolinska University Hospital Solna, SE 171 76 Stockholm, Sweden
    Diagn Microbiol Infect Dis 60:255-61. 2008
    ..S. pneumoniae may be rapidly diagnosed by analyzing induced sputum samples by RQ-PCR and may be particularly valuable in patients in whom antibiotic therapy has been initiated...
  3. doi Procalcitonin levels in community-acquired pneumonia - correlation with aetiology and severity
    Niclas Johansson
    Karolinska Institutet, Department of Medicine, Solna, Infectious Diseases Unit, Karolinska University Hospital, Stockholm
    Scand J Infect Dis 46:787-91. 2014
    ..5 (p = 0.008) and 2.7 (p = 0.092), respectively. In CAP patients, high PCT seems to be a good marker for invasive disease and pneumococcal aetiology. As a predictor of severity it appears to be less important...
  4. doi Clinical impact of combined viral and bacterial infection in patients with community-acquired pneumonia
    Niclas Johansson
    Karolinska Institutet, Department of Medicine, Solna, Infectious Diseases Unit, Karolinska University Hospital, Stockholm, Sweden
    Scand J Infect Dis 43:609-15. 2011
    ..We aimed to compare patients with a pure bacterial etiology with those with findings of both bacteria and virus regarding severity of illness and length of hospital stay...