sleeping sickness(redirected from Human African trypanosomiasis)
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sleeping sickness:see encephalitisencephalitis
, general term used to describe a diffuse inflammation of the brain and spinal cord, usually of viral origin, often transmitted by mosquitoes, in contrast to a bacterial infection of the meninges (membrane surrounding the brain and spinal cord), known as meningitis.
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, infectious disease caused by a protozoan organism, the trypanosome, which exists as a parasite in the blood of a number of vertebrate hosts. The three variations of the disease that predominate in humans are transmitted by an insect vector.
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sleeping sickness[′slēp·iŋ ‚sik·nəs]
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. an African disease caused by infection with protozoans of the genus Trypanosoma, characterized by fever, wasting, and sluggishness
2. an epidemic viral form of encephalitis characterized by extreme drowsiness
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005