Chicken pox pustules

Chicken Pox

By chasadeputese
  • 1500's
    Sep 13, 1500

    1500's

    Giovanni Fillippo was given credit for discovering chicken pox.
  • 1700's

    1700's

    Doctors believed chicken pox was a mild form of small pox but Dr. William Heberden proved that this virus was in fact not the same.
  • 1888

    1888

    Janus Von Bokay observed varicella contact with patients with herpes zoster.
  • 1948

    1948

    Electron microscopy showed viruses from varicella and zoster were identical in appearance.

  • 1958

    Paul Weller proposed the name "varicella zoster virus".
  • Around the 1960's

    Around the 1960's

    Before the introduction of the varicella vaccine in 1995, approximatley 4 million cases of chicken pox reported yearly, 4,000-9,000 hospitalized, and 100 deaths.

  • 1964

    Hope-Simpson proposed that zoster was caused by reactivation of Varicella Zoster Virus (VZV).

  • 1974

    A vaccine was found to help prevent chicken pox. Michiaki Takahash came up with the vaccine.

  • 1983

    Chicken Pox was confirmed experimentally.

  • 1995

    The U.S began to use the vaccination in 1995

  • 2007

    12 years after the vaccine, the annual death toll had droped to 14 and almost all were adults.