Virus WAtch Week Ending 5 April 2015

Megan Reilly

VirusWAtch 5 April 2015

Influenza and Influenza-like Illnesses (ILI)

Summary: Influenza and non-influenza respiratory virus activity remain low and at inter-seasonal levels.

  • ILI presentations to sentinel emergency departments (EDs) and general practitioners (GPs) remain low.
  • 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.
  • Non-influenza respiratory virus detections continue to fluctuate at low levels.


  • Presentations to sentinel GPs and EDs are consistent with this time period during previous years.
  • Norovirus and rotavirus detections decreased.

Varicella and Viral Rashes

  • Shingles presentations to sentinel GPs and EDs remain just above baseline level; shingles presentations to sentinel GPs decreased below baseline level.
  • Two cases of mumps in adolescents from the Kimberley were reported.
  • No cases of measles or rubella were confirmed this week.

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