Wyniki leczenia robaczyc jelitowych wśród pracowników przemysłu spożywczego

The author discuses the attempts of helminthiasis mass treatment under field conditions, among adult people periodically submitted to obligatory examinations for Bacterium typhosum. Füllenborn's. Rivas' and Faust's methods as well as decantation and NIH tests were applied and the results obtained made it necessary to repeat the examinations at least 3 times more (table I). As to the frequency of invasion no distinct differences in particular age groups were found (table II). On the whole, among 1451 persons examined helminthiasis was found in 45.7% (table III). The highest percentage showed the personnel from schools, infant schools and creches, the lowest - persons employed at hairdressers and wine- & liqueur factories. Attention should also be paid to 6.4% Taenia saginata found in workers of butchery establishments. 6 months after the treatment control exam'iations of 817 persons were carried out (according to the schemes showed in table IV). In spite of unfavourable conditions (uncontrolled home treatment) a decrease of the general percentage by 17.7% was obtained.