Lysis(redirected from -lysis)
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(1) A slow and gradual fall in body temperature in febrile diseases (contrasted with crisis) and the abatement of symptoms in the course of several days. Lysis lasts from three to ten or 12 days. A number of infectious diseases (typhoid fever, scarlet fever, measles), focal inflammations of the lungs, and pleuritis terminate in lysis.
(2) The dissolution or destruction of cells, including microorganisms; disruption of tissue structure under the influence of enzymes and other lytic agents.