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eczema vaccinatum

[văk′sə-nā′təm]
n.
  1. A form of generalized vaccinia supervening upon an existing atopic dermatitis and accompanied by a high fever, malaise, and enlargement of the lymph nodes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.