Trematodes

Question 1

Oriental blood fluke

Answer 1

Schistosoma japonicum

Question 2

Intermediate host of Schistosoma japonicum

Answer 2

Oncomelania quadrasi (freshwater snail)

Question 3

A zoonotic disease involving portal and mesenteric vessels

Answer 3

Schistosomiasis

Question 4

Infective stage of blood flukes

Answer 4

Cercaria

Question 5

Oriental lung fluke

Answer 5

Paragonimus westermani

Question 6

DOC of Schistosomiasis

Answer 6

Praziquantel

Question 7

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

Answer 7

Granuloma formation

Question 8

Parasite that causes portal hypertension and ascites

Answer 8

S. japonicum

Question 9

Most common causes of death in Schistomiasis

Answer 9

Variceal bleeding

Liver failure

Question 10

Chronic restrictive condition of lung from pneumonitis caused by blood fluke

Answer 10

Cor pulmonale

Question 11

Egg infestation in Vatson’s plexus leads to:

Answer 11

CNS schistosomiasis

Question 12

Diagnostic tests for schistosomiasis

Answer 12

Rectal/ liver biopsy
Concentration method in stool exam
Immunodx

Question 13

DOC for Schistosomiasis

Answer 13

High-dose praziquantel

Question 14

MOT of Paragonimus westermani

Answer 14

Ingestion of crabs (Sundathelpusa philippina)

Question 15

Infective stage of Paragonimus westermani

Answer 15

metacercariae

Question 16

Only trematode with only one intermediate host

Answer 16

Schistosoma japonicum

Question 17

Parasite where egg can be found in sputum

Answer 17

Paragonimus westermani

Question 18

Parasite that can cause hemoptysis, jacksonian epilepsy and meningitis

Answer 18

Paragonimus westermani

Question 19

Dx test for Paragonimus westermani infx

Answer 19

Concentrated sputum exam

Question 20

DOC for Paragonimus westermani infestation

Answer 20

Praziquantel

Question 21

MOT of Fasciolopsis buski

Answer 21

Ingestion of metacercariae in aquatic plants

Question 22

Most common aquatic plant where intestinal fluke can be transmitted

Answer 22

Ipomea obscura (kangkong)

Question 23

MOT of Echinostoma ilocanum

Answer 23

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

Question 24

Minute intestinal flukes

Answer 24

Heterophyes
Metagonimus
Haplorchis yokogawai

Question 25

MOT of minute intestinal flukes

Answer 25

Ingestion of raw fish

Question 26

Liver flukes

Answer 26

Fasciola hepatica | Fasciola gigantica

Question 27

Triad of symptoms in liver fluke infestation

Answer 27

Hypereosinophilia Hepatomegaly Sudden onset of high fever

Question 28

DOC for Fascioliasis

Answer 28

Triclabendazole

Question 29

Causes cholangiocarcinoma and gall bladder adenoCA

Answer 29

Opisthorchiasis

Question 30

MOT for Clonorchis sinensis infx

Answer 30

Ingestion of raw Cyprinoid fish

Question 31

Parasite that can enter unbroken skin

Answer 31

Schistosoma japonicum