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MedPara > Lec 4 Blood and Tissue Nematodes > Flashcards

Lec 4 Blood and Tissue Nematodes Flashcards

1
Q

habitat of wuchy

A

lymph

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2
Q

habitat of brugy

A

LYMPH

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3
Q

habitat of loa loa

A

subcu tx

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4
Q

habitat of oncho

A

subcu

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5
Q

means of ifnection of blood nematodes

A

insect bite

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6
Q

vector of wuchy

A

aedes
aedes
culex

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7
Q

vector of brugy

A

mansonia

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8
Q

vector of loa

A

tabanid fly
mango
deer
chrysops silacea

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9
Q

vector of oncho

A

black fly
buffalo gnat
simulium damnosum

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10
Q

IH of wuchy

A

mosquito

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11
Q

IH if brugia

A

mosquito
dog
monkey
cat(reservoir)

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12
Q

IH of loa

A

mosquito

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13
Q

IH of oncho

A

mosquito

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14
Q

DH of blood nematodes

A

man

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15
Q

IS of blood nematode to vector

A

microfilaria

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16
Q

IS of blood nematode to man

A

3rd stage filiform larva

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17
Q

which bld nema are sheathed

A

wuchy
brugy
loa loa

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18
Q

which DS has corkscrew appearance

A

loa loa DS

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19
Q

which DS has 2 nuclei at tip

A

brugy

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20
Q

periodicty of wuchy

A

nocturnal

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21
Q

periodicity of brugy

A

subperiodic day/night 12nn 8pm

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22
Q

periodicity of loa loa

A

diurnal

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23
Q

periodicity oncho

A

anytime

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24
Q

giemsa stain of wuchy shows

A

pink sheath

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25
Q

wuchy and brugy develops into maturity where

A

lymph system

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26
Q

what stage of wuchy and brugy circulates in bloodstream

A

microfilariae

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27
Q

adult loa loa causes what swelling

A

calabar

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28
Q

adult loa loa migrate where

A

subcu tissue

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29
Q

loa loa causes pain only when

A

near eye or nose

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30
Q

pathology of wuchy

A

elephantaiasis
meyer’s
kouwenaar’s

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31
Q

patho of brugy

A

elephatn
lymphangitis
lymphadenitis

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32
Q

patho of loa loa

A

loiasis
fugitive
swellings
calabar

33
Q

patho of oncho

A

river blindiness
blinding filiariasis
coastal erysipelas

34
Q

dx of wuchy

A

thick smear
node biopsy
sero

35
Q

dx of brugy

A

same sa wuchy

36
Q

dx of loa loa

A

clinical and physical findings

thick film

37
Q

dx of oncho

A

ID of microfilaria in skin snips

38
Q

specimen for wuchy

A

fresh blood at night

39
Q

specimen for brugy

A

fresh blood

40
Q

specimen for loa loa

A

fresh blood at noon

41
Q

specimen for oncho

A

skin nips

42
Q

tx for bld nemat

A

diethylcarbamazine

43
Q

common name ng dracunculus medinensis

A

guinea worm
medina
serpent
fiery-serpent

44
Q

habitat of dracunculus medinensis

A

subcu tx

45
Q

means of ifnection by dracunculus

A

ingestion of contam water

46
Q

IH of dracunculus

A

cyclops.copepods waterfleas

47
Q

DH of drancunculus

A

man

48
Q

IS of drancuculus medinensis

A

3rd stage larva

49
Q

adult drancuculus: which is smaller

A

male, dies after copulation

50
Q

longest nematode

A

adult female dracunculus

51
Q

what happends to adult female dracunculus when gravid

A

loses vagina

52
Q

dracunculus penetrates what

A

stomach -> retroperitoneal space

53
Q

how is larva released from human host

A

soaking blister inw ater

54
Q

pathology of dracunculus

A

dracunculiasis
paraplegia
blistering

55
Q

dx of dracunculus

A

xray for dead worms

winding worm on stick

56
Q

tx for dracunculus

A

surical removal 9stick method)
metronidazole
thiabendazole
mebendazole

57
Q

common name of angiostrongylus cantonensis

A

rat lungworm

58
Q

habitat of rat lungworm

A

host’s lungs

59
Q

means of infection by rat lungworm

A

ingsetion of contamianted and raw slugs, land snaials, fresh water prawns, vegetables

60
Q

IH of rat lugnworm

A

talangka
kuhol
giant japanese snail
suso

61
Q

DH of rat lungworm

A

rat

62
Q

accidental host of rat lungowrm

A

man

63
Q

IS of rat lugnowrm

A

3rd stage larva

64
Q

male rat lungworm has

A

bean shaped bursa

65
Q

rat lugworm female adult has

A

barber’s pole intestine filled with blood

66
Q

pathology of rat lungworm

A

eosinophilic meningoencephalitis

67
Q

dx of rat lungworm

A 
csf exam
eosinophil ct
sero test
CT scan
autopsy
68
Q

IS of rat lungworm to IH

A

L1

69
Q

tx for rat lugnworm

A

inconclusive
thiabendazole
mebendazole

70
Q

causative agent of abdominal or intestinal angiostrongyliasis

A

angiostrongylus costaricensis

71
Q

adult a. costaricensis reside where

A

mesenteric arterioles of the ileocecal area of the DH

72
Q

accumulation of eggs of adult a. costaricensis may lead to

A

granulomatous lesion -> obstruction

73
Q

means of infection by a. costaricensis

A

ingestion of raw slugs, land snails, prawns, veg

74
Q

IH of costaricensis

A

vaginulus plebeius

75
Q

DH of costaricensis

A

man and rats

76
Q

IS of costaricensis

A

L3

77
Q

pathology of costaricensis

A

eosinophilic enteritis

78
Q

eosinophilic inflammation of the mesenteric arterioles of the ileocecal region

A

eosinophilic enteritis

MedPara (5 decks)

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