Parasitology 16- (Trematodes) Schistosoma, Clonorchis sinensis & Paragonimus westermani

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parasitology

Questions:

Q. How is Schistosoma transmitted?

Q. What diseases are caused by Schistosoma?

Q. How is Schistosoma infection treated?

Q. How is Clonorchis sinensis transmitted?

Q. What infections are caused by Clonorchis sinensis?

Q. How is Clonorchis sinensis treated?

Q. How is Paragonimus westermani transmitted?

Q. What infections are caused by Paragonimus westermani?

Q. How is Paragonimus westermani infection treated?

Answers:

Q. How is Schistosoma transmitted?

Snails are host. Cercariae penetrate skin of humans.

Q. What diseases are caused by Schistosoma?

Liver and spleen granulomas, fibrosis, and inflammation.

Chronic infection with S. haematobium can lead to squamous cell carcinoma of the bladder.

Q. How is Schistosoma infection treated?

Praziquantel

Q. How is Clonorchis sinensis transmitted?

Undercooked fish.

Q. What infections are caused by Clonorchis sinensis?

Biliary tract inflammation.

Pigmented gallstones.

Associated with cholangiocarcinoma.

 

Q. How is Clonorchis sinensis treated?

Parziquantel

Q. How is Paragonimus westermani transmitted?

Undercooked crab meat.

Q. What infections are caused by Paragonimus westermani?

Lung inflammation.

2o bacterial infection with hemoptysis.

Q. How is Paragonimus westermani infection treated?

Parziquantel

 

 

 

 
 
 

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