Virus Watch Week Ending 25 April 2015

Megan Reilly

Virus WAtch Week Ending 26 April 2015

Influenza and Influenza-like Illnesses (ILI)

Summary: Indicators of influenza activity remain relatively steady, at inter-seasonal levels.

  • ILI presentations to sentinel general practitioners (GPs) were steady but presentations and admissions to sentinel Emergency Departments (EDs) increased this week.
  • Routine and sentinel detections of influenza virus remain low, with influenza A/H3N2 constituting the majority of subtyped viruses; influenza A/H1N1 and influenza B continue to co-circulate.
  • Respiratory syncytial virus activity appears to be increasing.


  • Gastroenteritis presentations to sentinel GPs and EDs continue to fluctuate within expected levels.
  • Rotavirus and norovirus detections decreased this week.

Varicella and Viral Rashes

  • Shingles and chickenpox presentations to sentinel GPs and EDs are near baseline levels.
  • No cases of measles, mumps or rubella were confirmed this week.

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