relapsing fever

relapsing fever definition - medical

re·laps·ing fever (rĭ-lăpˈsĭng)

noun
An acute infectious disease caused by a strain of Borrelia transmitted by lice or ticks and marked by recurring febrile attacks lasting about six days and separated from one other by apyretic intervals of about the same length. Also called recurrent fever.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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