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Flashcards in Parasitology Deck (95):
0

Flask shaped colon ulcers

Amoebic colitis
Entamoeba histolytica

1

MC extraintestinal form of Entamoeba histolytica

Amoebic liver abscess

2

Amoebic liver abscess shows

Anchovy sauce like aspirate

3

Treatment of cyst carrier state of Entamoeba histolytica

Diloxanide furoate

4

Falling leaf motility

Gardia lamblia

5

Grandfathers / old mans face characteristic

Gardia lamblia

6

MCC of backpackers diarrhea

Gardia lamblia

7

Pathogenesis of Gardia lamblia

Gardia lamblia
adhesive disc and lectin facilitate attachement to avoid peristalsis, villous flattening, crypt hypertrophy and disruption of cytoskeleton and ultimately leads to enterocyte apoptosis

8

Acute infection of Gardia lamblia

Excessive flatus with rotten egg like smell

9

Chronic infection of Gardia lamblia

Constipation
Weight loss
Steatorrhea

10

A protozoa that is acid fast, undergoes shizogony and gametogony - asexual reproduction

Cryptosporidium parvum

11

Causes chronic diarrhea in HIV
CD4 less than 200

Cryptosporidium parvum

12

Treatment for Cryptosporidium parvum

Nitazoxanide

13

Pear shaped flagellated trophozoites

Trichomonas vaginalis

14

Causes Strawberry cervix

Trichomonas vaginalis

15

Disease characterized by watery foul smelling greenish vaginal discharge accompanied by itching and burning

Trichomoniasis
Trichomonas vaginalis

16

Treatment for Trichomonas vaginalis

Metronidazole
Treat the partner!

17

Intermediate host of Plasmodium

Man

18

Definitive host of Plasmodium

Mosquito

19

Transmission of plasmodium

Bite of an infected female mosquito
Anopheles flavirostris minimus

20

Partial immunity seen in individuals who completely recover from Falciparum malaria

Premonition

21

It is a recurrence of symptoms after a temporary abatement 2-4weeks

Recrudescence
P falciparum and malariae

22

It is the return of a disease after an apparent cessation 1-6months

Relapse
P ovale and vivax
Reactivation of hypnozoites

23

Punctate granulations present in RBCs invaded by P ovale and vivax

Schuffner dots

24

Coarse granulations present in RBCs invaded by P falciparum

Maurer dots

25

Fine dots present in RBCs invaded by P malariae

Ziemann dots

26

Complications of P falciparum

Cerebral malaria - Durck granulomas
Acute renal failure - black water fever
Septic shock - algid malaria

27

Areas of high endemicity of malaria

PA KA IngAtan
Palawan
Kalinga Apayao
Ifugao
Agusan del sur

28

Areas of Malaria with Chloroquine resistant

Please Double Care
Palawan
Davao del Norte
Compostella Valley

29

Definitive host of Toxoplasma gondii

Domestic cat

30

Intermediate hosts of Toxoplasma gondii

Humans and other mammals

31

Toxoplasma gondii causing encephalitis in CT scan shows

Ring enhancing lesions

32

Toxoplasma gondii causing Congenital Toxoplasmosis in CT scan shows

Intracranial calcifications

33

Treatment for Toxoplasma gondii

Sulfadiazine plus pyrimethamine

34

Trypanosoma cruzi is transmitted by

Reduviid bug

35

The most frequently and severely affected tissue in Trypanosoma cruzi

Cardiac muscles
Others: glial and reticuloendothelial cells

36

What do you call the procedure of allowing an uninfected laboratory raised reduviid bug to feed on the patient?

Xenodiagnosis
Trypanosoma cruzi

37

Treatment for Trypanosoma cruzi

Nifortimox

38

Disease caused by Trypanosoma cruzi

Chagas disease

39

Periorbital edema in Chagas disease

Romanas sign

40

Chronic disease caused by Trypanosoma cruzi is characterized as

Myocarditis
Megacolon
Megaesophagus - achalasia

41

Causes sleeping sickness

Trypanosoma brucei gambiense/rhodesiense
WaGER
Western Gate
Eastern Road

42

Indurated skin ulcer in sleeping sickness

Trypanosomal chancre

43

Enlargement of posterior cervical node in sleeping sickness

Winterbottoms sign

44

Hyperesthesia in sleeping sickness

Kerandels sign

45

Plasma cells with cytoplasmic immunoglobulin globules in sleeping sickness - encephalitis

Mott cells

46

MCC of red tide in the Philippines

Pyrodinium bahamense var compressum
US - Alexandrium

47

Free living amoeba acquired while swimming in a contaminated pool

Naegleria fowleri

48

Free living amoeba causing granulomatous amebic encephalitis

Acanthamoeba castellani

49

The only ciliated protozoan to cause human disease

Balantidial dysentery
Balantidium coli

50

Characterized as round based wide necked intestinal ulcers

Balantidial dysentery
Balantidium coli

51

Characterized as intraerythrocytic ring shaped trophozoites in tetrads in the form of a Maltese cross

Babesiosis
Babesia microti

52

Transmitted by sandfly phlebotomus

Leshmania
Leshmaniasis

53

Treatment for Leishmania

Antimony compound

54

Disease caused by Leishmania
Cutaneous
Visceral/Kala-azar
Mucocutaneous

L tropica
L donovani
L brazilliensis

55

Causes Neurocysticercosis

Taenia solium

56

A cestode that Causes megaloblastic anemia

Diphylobothrium latum

57

A cestode composed of a scolex and only three proglottids, one of the smallest tapeworms

Echinococcus granulosus

58

MC tapeworm in developing countries

Hymenolepsis nana

59

Cestode with polar filaments and sixhooked larva

Hymenolepsis nana

60

Rat tapeworm

Hymenolepsis diminuta

61

MC tapeworm of dogs and cat with barrel shaped proglottids

Dipylidium caninum

62

Diagnosis for schistosoma japonicum

Kato katz technique

63

A test showing ovoid egg with small hook

Circumoral precipitin test

64

Intermediate host of S japonicum

Snail Oncomelania hupensis quadrasi

65

Schistosoma that causes hemorrhagic cystitis and bladder cancer

Haemotobium

66

It is a systemic hypersensitivity resembling serum sickness

Katayama fever

67

Areas of Endemicity of Schistosoma

Sorsogon
Samar
Leyte
Oriental Mindoro
Bohol
All of Mindanao except Misamis Oriental

68

CXR: ring shadowed opacity

Paragonimus westermani

69

Asian liver flukes

Clonorchis sinensis

70

Stain for clonorchis sinensis

Potassium permanganate stain showing ovoid egg with melon like ridges and abopercular protuberance

71

Causes Klatskin Tumor

clonorchis sinensis

72

Obstructive jaundice and painful pharyngitis cause by Fasciola hepatica

Halzoun

73

Sheep liver fluke

Fasciola hepatica

74

Lung fluke

Paragonimus westermani

75

Intestinal fluke

Heterophyses heterophyes

76

MC and largest intestinal nematode

Ascaris lumbricoides

77

Ascaris lumbricoides causes HPS pneumonitis called

Loefflers syndrome

78

Whipworm

Trichuris trichiura

79

Hookworm

Necator americanus
Ancyclostoma duodenale

80

It is characterized as barrel shaped eggs with bipolar plugs (chinese lantern pattern)

Trichuris trichiura

81

Pinworm or seat worm

Enterobius vermicularis

82

MC soil transmitted helminth in developed countries

Enterobius vermicularis

83

Diagnosis for Strongyloides stercoralis

Harada mori culture

84

Intestinal nematode

Capillaria phillipinensis

85

Only nematode whose life cycle involves a migratory bird

Capillaria phillipinensis

86

Characterized as peanut shaped eggs with flattened bipolar plugs

Capillaria phillipinensis

87

Most debilitating nematode infection

Wuchereria bancrofti
Brugia malayi

88

Small epithelioid granulomas seen in Filariasis

Meyers Kouvenaar bodies

89

Causes Calabar swellings - subcutaneous edema

Loa loa

90

A worm crawling across the conjunctiva

Loa loa

91

Live worm in skin ulcer

Dracunculus medinensis

92

Visceral larva migrans

Toxocara canis

93

Cutaneous larva migrans

Ancyclostoma caninum/braziliense

94

MCC of parasitic meningitis

Angiostrongylus cantonensis