HHV-3

• Cause of Varicella Zoster Virus (HHV-3)

  • Varicella (chicken pox) 
  • Incubation - 2 weeks 
  • Highly contagious 
  • Herpes zoster (shingles) 
  • Recurrent form of chicken pox 
  • Latent (remain inactive)
• VZV latency

  Dorsal root ganglia
• Tzanck smear

  Mulinucleated giant cell with cowdry type A inclusions (VZV & HSV)
• MOT of VZV (HSV-3)

  • Respiratory droplets
  • Direct contact with lesions
• Diagnosis of VZV (HSV-3)

  Made based on clinical signs
• TORCHES (pregnancy like kit, where the organisms are labeled) 

  • TO Toxoplasmosis
  • R Rubella 
  • C CMV
  • He Herpes, HIV
  • S syphilis 
  • Can cross placenta and cause congenital disease (Pregnant mothers must have a checkup for the following)