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Parasitology > Para 3 - Sheet1 > Flashcards

Para 3 - Sheet1 Flashcards

1
Q

In general, diagnosis of trematodes is when you see this in a patient’s stool

A

Un/Embryonated egg

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2
Q

Encysted form of larva

A

Metacercariae

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3
Q

Flukes that inhabit the lungs

A

Paragonimus Westermani

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4
Q

Eggs with apical spine

A

Schistosoma hematobium

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5
Q

If the infection had a lateral spine, the infection would probably be caused by

A

S. mansoni

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6
Q

If the infection had a vestigial lateral spine, the infection would probably be caused by

A

S. japonicum

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7
Q

Scistosoma associated with cancer

A

S. hematobium

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8
Q

What kind of Cancer will the schistosoma in the previous number will cause?

A

Urinary bladder ca

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9
Q

Compatible with schistosome infection?

A

Puritus while swimming in the lake

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10
Q

Schistosome infection Associated with?

A

Cercariae penetrate the skin while swimming in the water

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11
Q

Male worms (schistomes) possess a canal:

A

Gynecophoric Canal

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12
Q

The canal is located on:

A

Ventral side

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13
Q

Female Schistosomiasis?

A

Longer and slender

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14
Q

Occurs after weeks or months, reaction against migrating schistosomule which passes thru blood circulation from liver to lung?

A

Katayama Disease

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15
Q

Intermediate host Schistosoma
A. Snail
B. Freshwater Fish
C. Saltwater Fish

A

A. Snail

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16
Q

Proper sequence life cycle Schistosoma in intermediate host

A. Sporocyst, Miracidia, Cercariae
B. Miracidia, Sporocyst, Cercariae
C. Cercariae, Metacercariae, Miracidia
D. Miracidia, Cercariae, Sporocyst

A

B. Miracidia, Sporocyst, Cercariae

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17
Q

A patient infected with Schistosoma jaundice

ascites
splenomegaly
portal hypertention

A

splenomegaly

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18
Q

Main treatment for Schistosomiasis

A

Praziquantel

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19
Q

When passed over the body Schistosoma eggs

A

All have prominent spines

20
Q

Schistosoma tends to prefer

21
Q

Male Schistosoma

A

Male are larger and have 4‐9 testes

22
Q

What are the difference between Faciola Hepatica and Faciolopsis

A

Eggs cannot be differentiated

23
Q

Fasciola have?

A

Anterior oral sucker and posterior ventral sucker

24
Q

Intestinal organ of Fasciola?

A

Has lateral branches

25
Q

Liver parenchyma is inflamed with multiple subscapular abscess

26
Q

Clonorchis diagnostic

A

Detection of eggs in feces

27
Q

Clonorchis malignancy

A

jaundice, hepatomegaly, abdominal pain, diarrhea and anorexia

28
Q

Which is the correct sequence of life cycle of Clonorchis in its intermediate host

A

Miracidia-Sporocyst-Rediae-Cercariae

29
Q

Clonorchis eggs

A

Have comma-shape extension from abopercular end

30
Q

Present in Fasciola hepatica but not in Fasciolopsis buski

A

Cephalic cone

31
Q

Fasciolopsis infective stage

A

Metacercariae

32
Q

Firs intermediate host

33
Q

Fasciolopsis eggs

A

Operculated

34
Q

DOC for Fasciolopsiasis

A

Praziquantel

35
Q

Heterophyes have:

A

Oral, ventral and genital suckers

36
Q

2nd IH of Heterophyes:

A

Brackish water fish (Mugil capito)

37
Q

Heterophyes infective stage

A

Metacercariae

38
Q

Heterophyes diagnostic stage

A

Embryonated eggs

39
Q

Heterophyes drug of choice

A

Praziquantel

40
Q

What probably happened to this patient during the first consult?

A

The patient was misdiagnosed as PTB and was given the wrong medication.

41
Q

What is the 1st line of treatment for this case? (Paragonimus westermani)

A

Praziquantel

42
Q

S. hematobium

43
Q

Fasciola Hepatica

44
Q

Heterophyes Heterophyes

A

Three suckers

45
Q

S.nasale

A

a blood fluke of cows

Parasitology (4 decks)

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