Toxinas

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Definición

Las toxinas son sustancias creadas por plantas y animales que son venenosas o tóxicas para los seres humanos. También incluyen medicamentos que son útiles en pequeñas dosis, pero tóxicos cuando se utilizan en grandes cantidades.

La mayoría de las toxinas que causan problemas a los humanos son secretadas por microorganismos como bacterias. Por ejemplo, el cólera se debe a una toxina bacteriana.

Otras toxinas que pueden causar problemas abarcan: metales, como el plomo, y químicos orgánicos en el medio ambiente.

Temas relacionados:

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Información

Referencias

Ford MD. Acute poisoning. In: Goldman L, Schafer AI, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 110.

McGuigan MA. Chronic poisoning, trace metals and others. In: Goldman L, Schafer AI, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 21.

Russell JA. Shock syndromes related to sepsis. In: Goldman L, Schafer AI, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 108.

Version Info

  • Last reviewed on 4/21/2013
  • David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.

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This page was last updated: May 20, 2014

         
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