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Parasitology Flashcards

0
Q

MC extraintestinal form of Entamoeba histolytica

A

Amoebic liver abscess

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1
Q

Flask shaped colon ulcers

A

Amoebic colitis

Entamoeba histolytica

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2
Q

Amoebic liver abscess shows

A

Anchovy sauce like aspirate

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3
Q

Treatment of cyst carrier state of Entamoeba histolytica

A

Diloxanide furoate

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4
Q

Falling leaf motility

A

Gardia lamblia

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5
Q

Grandfathers / old mans face characteristic

A

Gardia lamblia

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6
Q

MCC of backpackers diarrhea

A

Gardia lamblia

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7
Q

Pathogenesis of Gardia lamblia

A

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

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8
Q

Acute infection of Gardia lamblia

A

Excessive flatus with rotten egg like smell

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9
Q

Chronic infection of Gardia lamblia

A

Constipation
Weight loss
Steatorrhea

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10
Q

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

A

Cryptosporidium parvum

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11
Q

Causes chronic diarrhea in HIV

CD4 less than 200

A

Cryptosporidium parvum

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12
Q

Treatment for Cryptosporidium parvum

A

Nitazoxanide

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13
Q

Pear shaped flagellated trophozoites

A

Trichomonas vaginalis

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14
Q

Causes Strawberry cervix

A

Trichomonas vaginalis

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15
Q

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

A

Trichomoniasis

Trichomonas vaginalis

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16
Q

Treatment for Trichomonas vaginalis

A

Metronidazole

Treat the partner!

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17
Q

Intermediate host of Plasmodium

A

Man

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18
Q

Definitive host of Plasmodium

A

Mosquito

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19
Q

Transmission of plasmodium

A

Bite of an infected female mosquito

Anopheles flavirostris minimus

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20
Q

Partial immunity seen in individuals who completely recover from Falciparum malaria

A

Premonition

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21
Q

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

A

Recrudescence

P falciparum and malariae

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22
Q

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

A

Relapse
P ovale and vivax
Reactivation of hypnozoites

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23
Q

Punctate granulations present in RBCs invaded by P ovale and vivax

A

Schuffner dots

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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

Microbiology (10 decks)

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