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2.
Rev. méd. cobre ; 2(1): 11-4, 1992. tab
Article in Spanish | LILACS | ID: lil-136089

ABSTRACT

It has been stated that rheumatoid arthritis would be more frequent in silice exposed men as compared to general male population. Published studies are scarce, controversial and there are no copper mining studies. The aim was to investigate if rheumatoid arthritis prevalence is greater in male silicotic patients (admited between 1970-1975) than in non silice exposed men who entered to the mining company in the same period. The study group were silicotic men of the cohort and control group were non silice exposed men, age and enter date matched. Rheumatoid arthritis prevalence was stablished un both groups between mining company admission and december 1987. One patient developed rheumatoid arthritis in the study group and none in the control group. This finding suggests that rheumatoid arthritis prevalence in silicotic men is not significantly greater than in non silice exposed men in our medium


Subject(s)
Humans , Male , Female , Adult , Arthritis, Rheumatoid/etiology , Silicon/adverse effects , Silicosis/complications , Cohort Studies , Risk Assessment , Mining
3.
Rev. Hosp. Clin. Fac. Med. Univ. Säo Paulo ; 46(4): 180-3, jul.-ago. 1991. ilus, tab
Article in Portuguese | LILACS | ID: lil-108334

ABSTRACT

O desenvolvimento de pneumopatia profissional em operarios de industrias de material abrasivo e incomun, sendo ate recentemente considerada a silica como causadora da pneumoconiose. Analisamos 22 operarios destas industrias em que se detectaram alteracoes radiograficas de torax. Todos eram do sexo masculino, com idades variando de 29 a 59 anos. Dezenove trabalhavam na producao de carbeto de silicio, tres na producao de oxido de aluminio e um em ambos, tendo ficado expostos por um periodo de 8 a 27 anos. As alteracoes radiologicas (ILO-80) predominantes foram pequenas opacidades em 20 pacientes. Associacao de grandes e pequenas opacidades foram observadas em um caso e grandes opacidades isoladamente em um. As pequenas opacidades foram predominantemente difusas e arredondadas. Nos dois doentes com grandes opacidades, estas se enquadravam como categoria B. Conclui-se que operarios em industrias de abrasivos encontram-se sob risco de desenvolvimento de pneumopatia profissional mais provavelmente desencadeada pela inalacao de carbeto de silicio.


Subject(s)
Humans , Male , Adult , Middle Aged , Occupational Exposure/adverse effects , Pneumoconiosis/etiology , Aluminum Oxide/adverse effects , Charcoal/adverse effects , Pneumoconiosis , Silicon/adverse effects , Smoking
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