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Viral exanthems.

Caitlin L Keighley1, Rebecca B Saunderson, Jen Kok

  • 1aCentre for Infectious Diseases and Microbiology Laboratory Services, Institute of Clinical Pathology and Medical Research, Pathology West, Westmead Hospital, Westmead bDepartment of Medicine, University of Sydney cMarie Bashir Institute for Infectious Diseases and Biosecurity dCentre for Research Excellence in Critical Infections, University of Sydney, Westmead Hospital, Westmead, New South Wales, Australia.

Current Opinion in Infectious Diseases
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Summary
This summary is machine-generated.

Diagnosing viral exanthems is challenging. This review outlines key diagnostic clues like rash characteristics and geographic location, aiding in identifying viral infections.

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Area of Science:

  • Infectious Diseases
  • Dermatology
  • Virology

Background:

  • Viral exanthems pose diagnostic challenges for clinicians.
  • Contemporary literature on viral exanthems is reviewed to provide an updated perspective.

Purpose of the Study:

  • To review contemporary literature on viral exanthems.
  • To suggest a structured approach to aid in the diagnosis of viral exanthems.

Main Methods:

  • Literature review of contemporary research on viral exanthems.
  • Analysis of diagnostic clues including rash morphology, distribution, and geographic factors.

Main Results:

  • Enteroviral infections show altered clinical presentations.
  • Measles, Ebola, Chikungunya, and Zika virus outbreaks highlight emerging and re-emerging viral threats.
  • Climate change and zoonotic spillover contribute to viral disease spread.

Conclusions:

  • Diagnosis relies on rash characteristics, location, and exposure history.
  • Serology and nucleic acid tests are primary diagnostic methods.
  • Viral exanthems are generally self-limiting with supportive treatment.