Cestodes And Trematodes

Question 1

What does adult worm consists?

Answer 1

Head
Neck
Trunk

Question 2

What are the types of Cestodes?

Answer 2

Dişphyllobothrium Latum
Spirometra
Taenia Saginata
Taenia Solium
Eichnococcus Granulosus

Question 3

How is the transmission of the Diphyllobothrium Latum?

Answer 3

Uncooked or undercooked fish containing third stage plerocercoid larva

Question 4

What are the hosts of Diphylobothrium?

Answer 4

Definitive host: Man
1st Intermediate Host: Cyclops
2nd Intermediate Host: Fresh water fish

Question 5

What is the longest tapeworm found in man ?

Answer 5

Diphylobothrium Latum

Question 6

What does Diphylobothrium Latum causes?

Answer 6

Abdominal discomfort
Nausea
Megaloblastic anemia

Question 7

How is the diagnosis of Diphylobothrium Latum?

Answer 7

Stool microscopy for egg and coproantigen test

Question 8

What are the hosts of Spirometa?

Answer 8

Accedential: Man
Definitive: Cat,dog

Question 9

How does the Spirometra transmitted?

Answer 9

Ingestion of infected cyclops
Ingestion of raw, infected fish
Local application of raw, infective flesh to skin Conjunctiva or vagina

Question 10

What are the agents of Spirometra

Answer 10

S. Monsoni
S. Theileri
S. Erinacei

Question 11

What is the disease of Spirometra?

Answer 11

Spargonosis

Question 12

What are the hosts of Taenia Saginata?

Answer 12

D: Man
I: Cow

Question 13

What are the hosts of Taenia Solium?

Answer 13

D: Man
I: Pig, Man

Question 14

How does Taenia Saginata transmitted?

Answer 14

Undercooked beef containing cysticerous bovis.

Question 15

How does Taenia Solium transmitted?

Answer 15

Undercooked pork containing cysticercus cellulose, autoinfection and egg in contaminated vegetable, food and water.

Question 16

Which cestode is called as Beef Tapeworm?

Answer 16

Taenia Saginata

Question 17

Which cestode is named as pork tapeworm

Answer 17

Taenia Solium

Question 18

What does Taenia Saginata causes

Answer 18

Intestinal Taeniasis

Question 19

What does Taenia Solium causes

Answer 19

Intestinal taeniasis and cysticercosis

Question 20

How is the diagnosis of Taenia Saginata

Answer 20

Eggs Or proglottids in stool
Seroolignosis
Mol. Diagnosis

Question 21

How is the diagnosis of Taenia Solium

Answer 21

Intestinal taenisis— egg or proglottids in stool
Cysticercosis
Biopsy
X-ray
CT scan
MRI

Question 22

What are the hosts of Echinococcus Granulosus

Answer 22

D: Dog
I: Sheep

Question 23

How is the transmission of Echinococcus Granulosus

Answer 23

Egg ingested by man with contaminated food and water.

Question 24

Which stage of Echinococcus Granulosus is found in humans

Answer 24

Larval stage (hydatid cyst)

Question 25

Where does adult form of Echinococcus Granulosus lives

Answer 25

Jejenum and Duodenum of dogs and other canine Carnivora

Question 26

How is the diagnosis of Echinococcus Granulosus

Answer 26

Imaging Examination of cyst fluid Casani’s Test Ab detection Ag detection

Question 27

What are the types of Trematodes

Answer 27

Schistosomes Clanorchis Sinensis Fasciola Hepatica Fasciolopsis buski

Question 28

What are the hosts of Schistosomes?

Answer 28

D: Man I: fresh water snails

Question 29

How is the transmission of Schistosomes

Answer 29

Free swimming cercria penetrate skin of man

Question 30

What are the features of Schistosomes

Answer 30

Dioecious Water borne disease Skin: dermatitis ( summers itch) GI: abdominal pain, ascites, diarrhea Urogenital: chronic cystitis and urethritis

Question 31

How is the diagnosis of Schistosomes

Answer 31

Detection of eggs in urine or stool Biopsy Imaging and detection of ag,ab

Question 32

What are the hosts of Clanorchis Sinensis

Answer 32

1st Intermediate hoıst: Snail 2nd Intermediate host: Fish D: Man

Question 33

How is the transmission of Clanorchis Sinensis

Answer 33

Ingestion of infected fish

Question 34

What are the features of Clanorchis Sinensis

Answer 34

Most infections have a light burden Infects the common bile duct and gall bladder, feeding on bile Manifestations include mild abdominal symptoms Longer duration: Hepatomegaly, Malnutrition

Question 35

What are the hosts of Fasciola Hepatica

Answer 35

D: Sheep (1st), Man I: Snail

Question 36

How is the transmission of the Fasciola Hepatica

Answer 36

Consuming aquatic plants encysted with metacerceriae

Question 37

What are the features of the Fasciola hepatica

Answer 37

Acute phase: fever, right upper quadrant pain, Hepatomegaly Chronic: biliary abstraction, abstructrive jaundice, cholelithiasis and anemia

Question 38

How is the diagnosis of Fasciola Hepatica

Answer 38

Detection of eggs in stool and aspirated b,le USG ERCP ELISA

Question 39

What are the hosts of Fasciolopsis Buski

Answer 39

D: Man 1st I: Snail 2nd I: Water plants

Question 40

How is the transmission of the Fasciolopsis Buski

Answer 40

Consuming aquatic plants with encysted metacarcariae

Question 41

What are the features of the Fasciolopsis Buski

Answer 41

Larvae that attach to duodenal, jejunal mucosa cause inflammation and local ulceration Heavy infections: malabsorption, protein-losing enteropathy, impaired vir. B12 absorption Diarrhea, abdominal pain