Definition of Smallpox vaccination adverse reaction

Smallpox vaccination adverse reaction: An adverse event occurring after smallpox vaccination (vaccinia).

Smallpox vaccination is a relatively safe, effective preventative against smallpox. However, in a number of individuals, smallpox vaccination can result in untoward effects and adverse reactions. Most are totally benign, if frightening in appearance. Some are serious, but treatable. A few, which rarely occur, are serious, life threatening and can be fatal. The adverse reactions to smallpox vaccination include:

• Vaccinia keratitis
• Eczema vaccinatum
• Generalized vaccinia
• Congenital vaccinia
• Progressive vaccinia
• Encephalitis
• Erythema multiforme
• Bacterial infection
• Accidental implantation

For more information, please see the entries to the individual adverse reactions such as, for example, Vaccinia keratitis, Eczema vaccinatum, etc.