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KMID : 0352519800170010345
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Korea Univercity Medical Journal
1980 Volume.17 No. 1 p.345 ~ p.350
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Epidemiological change on paragonimiasis in Po Du Myun, Ko Heung Gun
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Abstract
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It is recognized that Ko Heung Gun is the most well known endemic foci of paragonimiasis in Korea. Authors carried out the survey for human paragonimiasis in Po Du Myun> Ko Heung Gun (from 1968 to 1979) by the use of intradermal screening test with Veronal buffered saline antigens.
In 1968 and 1979, inhabitants of all age groups in these areas were examined. In 1979, 1,484 middle school students in Po Du Myun and 1,247 high school students in Ko Heung Eup were examined.
The infestation rate of crabs with Paragonimus metacercaria was also examined. The following results were obtained in this survey.
1. In 1968, 353 inhabitants were showed 56.9% positive reaction, with sexual difference of 60.2% in male and 50.8% in female. The positive rate was shown over 50% in the age groups of over 10 years old.
2. In 1979, 387 inhabitants were showed 48.8% positive reaction, with sexual difference of 61.06 in male and 38.6% in female. The positive rate was shown over 50% in the age groups over 40 years old.
3. In 1979, middle school students in Po Du Myun were showed 16.4% positive reaction and high school students in Ko Heung Eup were showed 5.7% positive reaction.
4. The positive rate of Paragonimus metacercariae was 25.0o in crabs (Ertocheir japonicus) and the mean number of metacercaria per crab was 0.6.
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