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a chemical element, atomic number 25, atomic weight 54.938. (See Appendix 6.) Its salts occur in the body tissue in very small amounts and serve as activators of liver arginase and other enzymes.
manganese poisoning a condition usually caused by inhalation of manganese dust; symptoms of chronic exposure include mental disorders accompanying a syndrome resembling Parkinson's disease, and inflammation throughout the respiratory system.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
manganese poisoningAcute or chronic intoxication due to manganese excess.
Industrial exposure to manganese-laden fumes and dusts in mining, steel foundries, welding, and battery manufacture.
Acute—pneumonitis; chronic—psychotic or schizophrenia-like episodes, parkinsonism, movement disorders.
O2 administration, supportive care.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
manganese poisoningAcute or chronic intoxication due to manganese excess Etiology Industrial exposure to manganese-laden fumes and dusts in mining, steel foundries, welding, battery manufacture Clinical Acute–pneumonitis; chronic–psychotic or schizophrenia-like episodes, parkinsonism, movement disorders Management O2 administration, supportive. See Manganese.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
manganese poisoningAn industrial disease largely confined to miners who breathe manganese ore dust and workers exposed to manganese compounds. Brain damage occurs, resulting in rigidity of the muscles with loss of facial expression, slowness of movement, speech impairment, and delusions, hallucinations and compulsive disorders.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005