Parasitology - Protozoans Flashcards

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1
Q

entamoeba histolytica

A

amebiasis (DOC: metronidazole)
bulls-eyed shape
fecal oral

sarcodina
sarcomastigaphora

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2
Q

giardia lambia

A

giardiasis (steotorrhea/fatty stool)
smelling greasy diarrhea
old man’s eyeglasses
fecal-oral

mastigaphora
sarcomastigaphora

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3
Q

trichomonas vaginalis

A

trichomoniasis/ vaginitis/ pingpong infection
yellow green frothy malodorous vaginal discharge
sexual fomites
no cyst stage

mastigaphora
sarcomastigaphora

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4
Q

plasmodium falciparum

A

malignant tertian/ pernicious malaria
deadliest
paroxysm: every 36-48 hrs
vector: female anopheles

sporozoa
apicomplexa

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5
Q

plasmodium vivax

A

benign tertian malaria
paroxysm: every 48 hrs
vector: female anopheles

sporozoa
apicomplexa

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6
Q

plasmodium malariae

A

quartan malaria
paroxysm: every 72 hrs
vector: female anopheles

sporozoa
apicomplexa

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7
Q

plasmodium ovale

A

ovale tertian malaria
paroxysm: every 48 hrs
vector: female anopheles

sporozoa
apicomplexa

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8
Q

Malaria: DOC for acute attack and prophylaxis

A

chloroquine

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9
Q

Malaria: Tx for relapse malaria/ radical cure

A

primaquine

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10
Q

Malaria: chemoprophylaxis for chloroquine resistance

A

mefloquinone

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11
Q

Malaria: prophylaxis and tx for MDR falciparum malaria

A

proguanil (100 mg) + atovaquone (250 mg)
“Malarone”

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12
Q

Malaria: For malaria breakthrough

A

pyrimethamine-sulfadozine

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13
Q

toxoplasma gondii

A

congenital toxoplasmosis/ chlorioretinitis
Tx: sulfadiazine & pyrimethamine

sporozoa
apicomplexa

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14
Q

trypanosoma brucei rhodesiense

A

east african sleeping sickness
vector: tse-tse/glossina

DOC: suramin, pentamidine, melarsoprol

mastigaphora
sarcomastigaphora

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15
Q

trypanosoma brucei gambianses

A

west african sleeping sickness
vector: tse-tse/glossina

DOC: suramin, pentamidine, melarsoprol

mastigaphora
sarcomastigaphora

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16
Q

trypanosoma cruzi

A

american sleeping sickness/ Chaga’s disease
Vector: triatoma/ conenose bug/ kissing/reduviid

DOC: nitrofurtimox, benznidazole

mastigaphora
sarcomastigaphora

17
Q

balanthidium coli

A

ciliophora
ciliophora

18
Q

leishmania donovani/ chagasi

A

visceral leishmaniasis/ kala-azar/ dumdum fever
hepatomegaly & splenomegaly

Tx: antimonial stibogluconase (Stibofen)

mastigaphora
sarcomastigaphora

19
Q

leishmania braziliensis

A

mucocutaneous leishmaniasis

mastigaphora
sarcomastigaphora