What is another word for progressive vaccinia?
Pronunciation: [pɹəɡɹˈɛsɪv vaksˈɪni͡ə] (IPA) 
Progressive vaccinia refers to the severe and potentially life-threatening complication that can occur after receiving a smallpox vaccine. There are several synonyms for this condition, including vaccinia necrosum, vaccinia gangrenosum, and eczema vaccinatum. These terms are often used interchangeably, but they all refer to the same set of symptoms, which typically include skin lesions, fever, and other systemic symptoms. The development of progressive vaccinia is a rare event, occurring in less than 1% of those who receive the smallpox vaccine. However, it is a serious condition that requires close monitoring and prompt treatment to prevent complications and long-term effects.
