Korean Journal of Veterinary Research 1984;24(1):78-82.
Congenital Microphthalmia of Three Pig Litters of the Sows
Soo-dong Kwak1, Jong-sik Jyeong2, Hyun-ik Kwun2, Yong-joon Jo2, Cha-soo Lee3
1Department of Veterinary Medicine, College of Agriculture, Gyeongsang National University
2Gyeongbug Animal Health Experimental Institute
3Department of Veterinary Medicine, College of Agriculture, Gyeongbug National University
신생자돈(新生仔豚)의 선천성(先天性) 소면구증례(小眠球症例)
곽수동1, 정종식2, 권헌일2, 조용준2, 이차수3
1경상대학교 농과대학 수의학과
2경상북도 가축위생시험소
3경북대학교 농과대학 수의학과
Abstract
This study was undertaken to investigate congenital microphthalmia occurred at a pig farm in Gyeongbug province. These microphthalmic piglets composed of 20 piglets farrowed by three different sows(1, 11 and 8 piglets by No.1, 2 and 3 sow, respectively) that were apparently normal during pregnancy and after parturition. Attempts were made to know epidemiological findings and histopathological changes of these piglets and the results were summarized as follows; 1. One piglet from No. 1 sow exhibited staggering and incoordination and remained alive, but 19 piglets from No. 2 and 3 sow died between 3 and 20 minutes after birth. 2. In histopathological finding, hypoplasia and edema of all organs were observed in all piglets, and significant of lesions related to infection of microrganisms were not observed. 3. The cause of microphthalmia was considered as hypovitaminosis A in the sown intaked only barley barn before and during early pregnancy.
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