10 results for “General Electric”
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Medical study · Medical research · 1980
Asbestos fibers in the general population
…pleura. Counts did not differ significantly by sex or smoking. The authors concluded that substantial asbestos, mostly too small to form asbestos bodies, is present in the average urban lung and probably reflects general environmental contamination.
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Medical study · Medical research · 1979
Analysis of the cores of asbestos bodies from members of the general population: patients with probable low-degree exposure to asbestos
…to 9,000 of such bodies/g of lung tissue, a concentration frequently found in manual laborers in the general population who are not primary asbestos workers. All of the 123 bodies examined by electron diffraction…
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Medical study · Medical research · 1977
The significance of asbestos exposure in the diagnosis of mesothelioma: a 28-year experience from a major urban hospital
This retrospective study reviewed all 36 patients coded with diffuse malignant mesothelioma at Massachusetts General Hospital, Boston, from 1945 through 1972. The authors classed 17 cases as asbestos related, 14 through shipyard trades. They classed 19…
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Medical study · Medical research · 1990
Asbestos content of lung tissue, lymph nodes, and pleural plaques from former shipyard workers
…in tissue taken at autopsy from eight former shipyard workers, aged 58 to 82, at the General Hospital of Monfalcone, a shipyard town in northeastern Italy. Seven had work histories of 6 to 46 years in…
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Medical study · Medical research · 1984
Mortality among employees of an Ontario asbestos-cement factory
…cancers, and 17 deaths from mesothelioma; the factory control subjects had mortality rates similar to the general population. The cell-type distribution of the lung cancers was similar to that occurring in middle-aged smokers. Cumulative…
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Medical study · Medical research · 1969
Asbestos and health in 1969
…found the contention that crocidolite itself causes mesothelioma difficult to accept. The author also argued that ferruginous bodies in the general public had not been proved to be asbestos, and named talc as another fiber source…
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Medical study · Medical research · 1987
Mechanisms of macrophage accumulation in the lungs of asbestos-exposed subjects
…more local multiplication contribute. Comparisons among subgroups of workers found no statistically significant differences in these markers, but the authors noted too few had abnormal lung function for general conclusions comparing those with and without asbestosis.
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Medical study · Medical research · 1990
The relationship between respiratory impairment and asbestos-related pleural abnormality in an active work force
With the general improvement in environmental controls in workplaces where asbestos is used, an increasing number of workers are seen who exhibit isolated pleural plaques. The question as to whether these are associated with respiratory impairment…
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Medical study · Medical research · 1986
Lung asbestos content in long-term residents of a chrysotile mining town
…North America. Data on the residents' lungs were compared with those obtained from 20 long-term (25 yr and greater) chrysotile industry workers from Thetford Mines and 20 members of the general population of Vancouver. The…
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Medical study · Medical research · 1985
A comparison of the ferruginous body and uncoated fiber content in the lungs of former asbestos workers
…2 million uncoated amphibole fibers per gram. Light microscopy examination of adjacent tissues confirmed mild fibrosis in both workers. Ferruginous bodies serve as a general marker for asbestos exposure. However, our data suggest that their absence…