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Parasitology > Trematodes > Flashcards

Trematodes Flashcards

1
Q

Oriental blood fluke

A

Schistosoma japonicum

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2
Q

Intermediate host of Schistosoma japonicum

A

Oncomelania quadrasi (freshwater snail)

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3
Q

A zoonotic disease involving portal and mesenteric vessels

A

Schistosomiasis

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4
Q

Infective stage of blood flukes

A

Cercaria

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5
Q

Oriental lung fluke

A

Paragonimus westermani

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6
Q

DOC of Schistosomiasis

A

Praziquantel

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7
Q

Causes liver cirrhosis and presence of S. japonicum egg in stool

A

Granuloma formation

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8
Q

Parasite that causes portal hypertension and ascites

A

S. japonicum

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9
Q

Most common causes of death in Schistomiasis

A

Variceal bleeding

Liver failure

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10
Q

Chronic restrictive condition of lung from pneumonitis caused by blood fluke

A

Cor pulmonale

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11
Q

Egg infestation in Vatson’s plexus leads to:

A

CNS schistosomiasis

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12
Q

Diagnostic tests for schistosomiasis

A

Rectal/ liver biopsy
Concentration method in stool exam
Immunodx

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13
Q

DOC for Schistosomiasis

A

High-dose praziquantel

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14
Q

MOT of Paragonimus westermani

A

Ingestion of crabs (Sundathelpusa philippina)

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15
Q

Infective stage of Paragonimus westermani

A

metacercariae

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16
Q

Only trematode with only one intermediate host

A

Schistosoma japonicum

17
Q

Parasite where egg can be found in sputum

A

Paragonimus westermani

18
Q

Parasite that can cause hemoptysis, jacksonian epilepsy and meningitis

A

Paragonimus westermani

19
Q

Dx test for Paragonimus westermani infx

A

Concentrated sputum exam

20
Q

DOC for Paragonimus westermani infestation

A

Praziquantel

21
Q

MOT of Fasciolopsis buski

A

Ingestion of metacercariae in aquatic plants

22
Q

Most common aquatic plant where intestinal fluke can be transmitted

A

Ipomea obscura (kangkong)

23
Q

MOT of Echinostoma ilocanum

A

Ingestion of metacercaria in raw snails (Pila luzonica/ kuhol/ escargot)

24
Q

Minute intestinal flukes

A

Heterophyes
Metagonimus
Haplorchis yokogawai

25
Q

MOT of minute intestinal flukes

A

Ingestion of raw fish

26
Q

Liver flukes

A

Fasciola hepatica

Fasciola gigantica

27
Q

Triad of symptoms in liver fluke infestation

A

Hypereosinophilia
Hepatomegaly
Sudden onset of high fever

28
Q

DOC for Fascioliasis

A

Triclabendazole

29
Q

Causes cholangiocarcinoma and gall bladder adenoCA

A

Opisthorchiasis

30
Q

MOT for Clonorchis sinensis infx

A

Ingestion of raw Cyprinoid fish

31
Q

Parasite that can enter unbroken skin

A

Schistosoma japonicum

Parasitology (6 decks)

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