• Viral disease, relatively minor in children, but can be severe in adults and immunosuppressed persons, leading to pneumonia or inflammation of the brain.
  • In pregnancy, can cause foetal malformations.
  • Early in the infection, varicella can be spread through coughing and respiratory droplets; later in the infection, it is spread through contact with fluid in the blisters.
  • Anyone not immune through vaccination or previous infection is at risk.

You MUST complete and provide evidence for ONE of the options below.

  • 2 doses of varicella vaccine at least one month apart. Evidence of 1 dose is sufficient if the person was vaccinated before 14 years of age.
  • Positive IgG for Varicella. A result of negative/equivocal or borderline/low positive/low level can not be accepted.