AE ) Ding , 1991 osis popular distribution osis popular distribution The global osis distribution schemes osis popular distribution osis popular distribution ? us granulosus (dog tapeworm) is the causative agent. Infectious agent Infectious agent ? Hydatid disease in humans is produced by cysts that are the larval stages of the tapeworm us. Brood capsules are formed within cysts,cysts containing 30 – 40 protoscoleces. Each of these is capable of developing into a single tapeworm. Symptoms depend on the location of the cyst within the body and develop as a result of pressure, leakage or rupture. The mon site for the cysts is the liver. monly brain, lungs and kidneys are affected. The heart, thyroid and bone are monly affected. Identification Identification Clinical features EC AE
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