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toxicity due to overdosage of cinchona alkaloids; symptoms are tinnitus and slight deafness, photophobia and other visual disturbances, mental dullness, depression, confusion, headache, and nausea. Called also quininism.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


Poisoning by cinchona, quinine, or quinidine; characterized by tinnitus, headache, deafness, and occasionally, anaphylactoid shock.
Synonym(s): quininism
Farlex Partner Medical Dictionary © Farlex 2012
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