giardiasis, histolytic, visceral leishmanias

Question 1

clinical symptoms L.donovani

Answer 1

fever
splenomegaly
pancytopenia

Question 2

morphological forms of l.donnovani

Answer 2

amastigote (human) promastigote (sandfly)

Question 3

species of leishmania

Answer 3

l. donnavani donnovani - inida
L. Infantum - europe
L. chagasi -south america

Question 4

cells affected in l.donnovani

Answer 4

RES+ macrophages

Question 5

treatment for L. donovani

Answer 5

gucantime, amphotreicin B,pentamidine, miltefosine , allopurinol

Question 6

is visceral leishmaniasis a zoonosis or anthroponosis

Answer 6

zooinos

Question 7

name of disease caused by e.histolytica

Answer 7

amoebiasis

Question 8

different forms of e.histolytica in humans

Answer 8

intesinal : diarrhea,

extraintestinal: liver abscess,fever

Question 9

trophozoite form of e. histolytica

Answer 9

forma magna - invasive form invades the mucosa

forma minuta- aymptomatic, commensal

Question 10

infective form of e.histolytica

Answer 10

cyst (quadrinucleate)

Question 11

target of e. histolhyitca

Answer 11

large colonn

Question 12

treatment for e.histolytica

Answer 12

metronidazole/tinidazole- relief of symptoms, kill trophozoites but not cysts
iodoquinol/paromycin- kill cysts

Question 13

important severe complication of histolyitca

Answer 13

toxic megacolon

Question 14

IP e.histolyitca

Answer 14

intestinal l- 1-4 weeks

extraintestinal - variable

Question 15

IP e.histolytica

Answer 15

intestinal l- 1-4 weeks

extraintestinal - variable

Question 16

where does lambia live

Answer 16

duodenum and upper jejanum

Question 17

infective form of lamblia

Answer 17

cyst

Question 18

IP of lamblia

Answer 18

2 weeks

Question 19

which parasite has a falling leaf pattern on microscopy

Answer 19

G.lamblia

Question 20

treatment for giardiasis

Answer 20

metronidazole\tinidazole

Question 21

naegleriasis causative agent

Answer 21

naegleria fowleri

Question 22

mode of entry of naegleria

Answer 22

nose- CNS (olfactory nerve)

Question 23

fatal consequence of naegleria

Answer 23

PAM primary amoebic meningoencephalitis

Question 24

morphological forms of naegleria

Answer 24

1. cyst 2. trophozoite 3. flagellated form

Question 25

what kind of water does naegleria

Answer 25

freshwater lakes streams

Question 26

treatment for naegleriasis

Answer 26

not optimal, just use a combo | antifungals, miltefosine, amphotericin B

Question 27

acanthamebiasis leads to

Answer 27

GAE

Question 28

Treatment for acanthamoebiasis

Answer 28

corneal debridement keratoplasty topical chlorhexidine

Question 29

Mao humans get visceral leishmanias

Answer 29

bite of sandfly and sanfly regurgitates promastigoTes into the wound this is because they have difficulty sucking blood as they are blocked by the enormous numbers of promastigoTes

Question 30

causes of anemia in kala azhaar

Answer 30

splice sequestration Bm infiltration autommune hemolysis hemorrgae

Question 31

morphology of leishamani

Answer 31

flagellete protozoa

Question 32

which type of leishmania is not a zooinot

Answer 32

l. donnovani the Indian type