منابع مشابه
Manganese poisoning in Moroccan miners.
when Couper of Glasgow observed the first cases among five manganese ore crushers. He described a series of nervous phenomena: muscular weakness, paraplegia, tremor of the extremities, a tendency to lean forward while walking, whispering speech, and salivation. Since then a number of writers have made further observations and recognized manganese as a poison affecting the central nervous system...
متن کاملManganism or manganese poisoning
Although manganese (Mn) is an essential nutrient, toxicity has been demonstrated in workers accidentally exposed to large amounts. Chronic exposure to Mn can damage the nervous system and respiratory tract and result in symptoms similar to Parkinson disease. to Mn are more likely to develop Parkinson disease than the rest of the population, especially at an early age.5 Mn has been shown to inte...
متن کاملChronic manganese poisoning. Clinical picture and manganese turnover.
SINCE COWPER’S FIRST DESCRIPTION,^ human chronic manganese poisoning has been the subject of many reports and several reviews.2-6 The aim of most publications seems to have been the definition of the clinical picture of this disease in relation to various environmental factors. The clinical picture has consisted of both psychiatric and neurological manifestations, the most crippling of which ha...
متن کاملNeuropsychiatric Manifestations of Chronic Manganese Poisoning.
Clinical manifestations appearing in labourers working with manganese in various industrial fields were discovered about 125 years ago. Couper in 1837 was the first to report the appearance of a peculiar neurological picture similar to Parkinson's shaking palsy in five men grinding manganese dioxide in France. Forty-two years later, Schlockow (1879) reported another 42 cases. In addition von Ja...
متن کاملRisk assessment of chronic poisoning among Indian metallic miners
The estimated average daily employment in the Indian mining sector is 5,60,000, which comprises 87% in the public sector and 13% in the private sector, of which around 70,000 are working in metallic mines. The mine workers are exposed to dust of various potentially toxic substances. The common toxicants present in the mining environment are lead, mercury, cadmium, manganese, aluminium, fluoride...
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ژورنال
عنوان ژورنال: Occupational and Environmental Medicine
سال: 1955
ISSN: 1351-0711
DOI: 10.1136/oem.12.1.21