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Parasites > Lungworm > Flashcards

Lungworm Flashcards

1
Q

cause of dictyocaulosis verminous

A

d. vivparus
d. filaria
d. eckerti
d. arnfiedi
d. capreolus
d. cameli

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2
Q

another name for dictyocaulosis verminous

A

parasitic bronchitiis

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3
Q

morphology of dictyocaulosis verminous

A

3-8cm longs
slender
white
genital pore in middle of female

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4
Q

where are eggs hatched

A

within body
ovoviviparous

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5
Q

location of dictyocaulosis verminous

A

lumen of bronchi and trachea

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6
Q

life cycle of dictyocaulosis verminous

A

direct

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7
Q

PE1 of dictyocaulosis verminous

A

L1 –>L3 within 1-2 weeks

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8
Q

PE2 of dictyocaulosis verminous

A

L3–>po –> small intestine –> mesentrical lymphnode –> L4 –> thoracic duct –> v. cava cranialis –> lungs

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9
Q

where do preadults of dictyocaulosis verminous migrate

A

to lumen of larger bronchi and trachea

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10
Q

prepatent period of dictyocaulosis verminous

A

3-4 weeks

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11
Q

host of d. viviparus

A

cattle
deer
buffalo
camel

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12
Q

host of d. filaria

A

sheep
goat
deer, moufflon, wild small ru

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13
Q

host of d. eckerti

A

deer

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14
Q

host od d. arnfieldi

A

horse
donkey

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15
Q

host of d. camli

A

camel

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16
Q

host of d. capreolus

A

roe dee
moose

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17
Q

clincial signs of dictyocaulosis verminous
prepatent

A

tachypnoea
dsypnoea
dry cough

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18
Q

what does dictyocaulosis overwinter as

A

L3

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19
Q

clincial signs of dictyocaulosis verminous
patent

A

fever
resp distress
tachypneoa
dyspnoea
airhunger position
deep harsh cough
anoerexia
cachexia
emaciation
weight loss

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20
Q

clinical signs of dictyocaulosis verminous in horse and donkey

A

inapparent in foals
cough
nasal discharge
resp distress

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21
Q

faecal exam of d.viviparus L1

A

baermann

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22
Q

faecal exam of d. filaria L1

A

differentiation

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23
Q

faecal exam of d. arnfieldi

A

floation

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24
Q

d. viviparus eggs

A

0.3mm long, granulated poitned end
slow moving

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25
Q

d. filaria eggs

A

0.5mm long
apical
cutiuclar know at anterior end
dark
asymmetrical intestinal tail wirh blunt end
lashing moving

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26
Q

d. arnfieldi eggs

A

100um ellipsoidal
thin shelled
contatinint L1

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27
Q

Necroscopy of dictyocaulosis verminous
prepatnet

A

pulmonary oedema
alveolitis
bronhciolitis
bronchitis
larva in lung pieces

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28
Q

necropscopy of dictyocaulosis verminous
patent

A

recognised in open airways
chronic bronichitis
peribronchitis
worms and mucus in lumen
interstitial emphysema

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29
Q

another name for protostrongylidosis

A

small lungworms

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30
Q

protostrongylidosis causes

A

p. rufescnes
p. brevispiculum
cystocaulus ocreatus
muellerius capillaris
neostrgonylus linearis

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31
Q

morphology of protostrongylidosis

A

5-60mm long
hair like
colourless
males have bursa copulatrix
2 spirucles
well developed gubernaculum

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32
Q

location of protostrongylidosis

A

in small bronchi - protostrongylus
in lung parenchyma - c. ocreatus , m. capillaris, n. linearis

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33
Q

life cycle of protostrongylidosis

A

indirect

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34
Q

PE1 of protostrongylidosis

A

L1 already hatched in lung –> interhost –> L3 infection by eating interhost –> L3 hatches and sticks to vegetation and is eaten and enter gi tract –> mesenteric ln –> lungs

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35
Q

intermediate host of protostrongylidosis

A

snails and slugs

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36
Q

prepatent period of protostrongylidosis

A

5-6 weeks

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37
Q

host of protostrongylidosis

A

small ruminants

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38
Q

worm pairs of protostrongylidosis

A

brood nodules

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39
Q

solitaire worms of protostrongylidosis

A

worm knots

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40
Q

clinical signs of protostrongylidosis

A

asymptomatic. mild resp

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41
Q

faecal exam of protostrongylidosis

A

baerann

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42
Q

eggs of protostrongylidosis

A

250-450um long transparetn
umbrella rod

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43
Q

necroscopy of protostrongylidosis

A

cone shaped granuloma like brood nodules in lung tissue
glass pin head shaped subpleural grey or dark brown cysts/ knots

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44
Q

diaphragmatic lobe in protostrongylidosis

A

sexually active worms masses of eggs and larva

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45
Q

metastrongylidosis caused by

A

m. apri
m. pudendotectus
m. salmi

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46
Q

host of metastrongylidosis

A

pigs

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47
Q

morphology of metastrongylidosis

A

1.5-5.5cm long
greyish white

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48
Q

location of metastrongylidosis

A

lumen of bronchi
diaphragmatic lung lobe

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49
Q

life cycle of metastrongylidosis

A

indirect

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50
Q

intermediate host of metastrongylidosis

A

earthworm
L3 can survive up to 4 years in it

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51
Q

PE1 of metastrongylidosis

A

larvated eggs –> interhost (L3)

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52
Q

PE2 of metastrongylidosis

A

L3 –> mesenteric ln –> th duct –> v. cava cran –> pul artery –> lung

53
Q

prepatent period of metastrongylidosis

A

4-5 weeks

54
Q

host of metastrongylidosis

A

boar, pig, guinea pig

55
Q

clinical signs of metastrongylidosis

A

not typical

56
Q

faelca exam metastrongylidosis

A

floatation

57
Q

egg of metastrongylidosis

A

50-60um sized ellipsoidal
rough and thick shelled

58
Q

necroscopy of metastrongylidosis

A

lesions in diaphragmatic lobe
formation of small greyish nodules
micropurulaent bronchitis
inflammation and emphysema

59
Q

ostlerosis, filaroidosis caused by

A

o. osleri
o. rostratus
f. milksii
f. hirthi

60
Q

morphology of o. oseri

A

small, pall worms
0.5-1.5cm

61
Q

morphology of o. rostratus

A

male - 3-4cm
female - 5-6cm

62
Q

morphology of f. milksi
f. hirthi

A

0.5-1cm

63
Q

host of f. hirthi

A

young puppies

64
Q

location of o. ocsteri

A

embedded in fibous nodules on tracheal mucosa at region of bifurication and adjacent bronchi

65
Q

host of o. osleri

A

dogs and wild dogs

66
Q

location of o. rostratus

A

in submucosa of bronchi
embedded in lung parenchym

67
Q

host of o. rostratus

A

cats

68
Q

f. milki
f. hirthi location

A

lung
alveoli
bronchi

69
Q

life cycle of ostlerosis, filaroidosis

A

direct

70
Q

life cycle of o. rostratus

A

indirect

71
Q

inter host of o. rostratus

A

snails/ slugs

72
Q

PE2 of ostlerosis, filaroidosis

A

L1 –> mesenterical ln –> right side of heat –> portal circulation –> pulmonary artery L5 –> adult in lung parenchyma

73
Q

prepatent period of ostlerosis, filaroidosis

A

5 weeks

74
Q

hosts of ostlerosis, filaroidosis

A

dog
wild ca and fe

75
Q

clinical signs of ostlerosis, filaroidosis

A

inapparent
dry, paroxymal cough
resp distress
decreased appetite

76
Q

imaging of ostlerosis, filaroidosis

A

trachea endscope

77
Q

faecal exam of ostlerosis, filaroidosis

A

L1 is less reliable

78
Q

necroscopy of ostlerosis, filaroidosis

A

chronic tracheobronchitis
nodular lesions at bifurcation

79
Q

capillariosis caused by

A

c. aerophilia
eucoleus aerophilus

80
Q

morphology of capillariosis

A

2-3cm long
whitish
filamentous

81
Q

location of capillariosis

A

mucosa of bronchi
trachea
nasal passages
frontal sinuses

82
Q

life cycle of capillariosis

A

direct

83
Q

paratenic hosy of capillariosis

A

earthworms

84
Q

PE1 of capillariosis

A

infection po by eggs containing L1

85
Q

PE2 of capillariosis

A

L1 –> lung

86
Q

prepatent period of capillariosis

A

3-5 weeks

87
Q

hosts of capillariosis

A

fox

88
Q

clinical signs of capillariosis

A

inapparent - cough

89
Q

faecal exam capillariosis

A

zygote detection via floatation

90
Q

necroscopy of capillariosis

A

worms/eggs in tracheal fluids

91
Q

zygote of capillariosis

A

60-75 um in length
barrell shaped
asymmetry of bipolar poles with absence of thickening at base

92
Q

crenosomosis casued by

A

crenosoma vulpis

93
Q

morphology of crenosomosis

A

0.5-1.5cm long

94
Q

location of crenosomosis

A

trachea
bronchi
bronchioli

95
Q

life cycle of crenosomosis

A

indirect

96
Q

intermediate host of crenosomosis

A

molluscs

97
Q

PE1 of crenosomosis

A

L1 –>L3 in interhost within 2-3 weeks
infection PO with L3 by snails and slugs

98
Q

PE2 of crenosomosis

A

L3 -> mes ln –> right heart –> portal ciruclation —> pul artery

99
Q

host of crenosomosis

A

fox, dog, catsq

100
Q

clinical signs of crenosomosis

A

inapparent
cough
sneezine
nasal discharge

101
Q

faecal exam of crenosomosis

A

L1
baermann

102
Q

necrscopy of crenosomosis

A

rhino tracheitis
bronchitis

103
Q

angiostrongylosis cause

A

a. vasorum

104
Q

angiostrongylosis morphology

A

1-4cm long
pied
white ovaries
spirally wound around the intestine

105
Q

location of angiostrongylosis

A

right ventricle
pulmonary artery

106
Q

Life cycle of angiostrongylosis

A

indirect

107
Q

intermediate host of angiostrongylosis

A

snails and slugs

108
Q

PE1 of angiostrongylosis

A

L1 –>L3 interhost for 2-3 weeks

109
Q

paratenic host of angiostrongylosis

A

frogs and chicken - also inter host

110
Q

PE2 of angiostrongylosis

A

L3 –> mesenteric ln L5 —> right ventricle –> pul artery

111
Q

host of angiostrongylosis

A

fox
dog

112
Q

clinical signs of angiostrongylosis

A

resp = cough dyspnoea, tachypneoa
neuro = seizure, circling, ataxia, paresis
ocular signs =
petechiae, echymoses, haemorrhage, haematoma

113
Q

faecal exam of angiostrongylosis

A

L1
baermann technique

114
Q

angiostrongylosis L1

A

310-400um in legnth
kinked tail
dorsal spine and notch

115
Q

angiostrongylosis in young dogs

A

sudden death

116
Q

necroscopy of angiostrongylosis

A

worms in blood vessels
eggs and larva in p. arteries

rhinotracheitis
bronchitis
endarteritis
endocarditi
thromboangitis
haemoabdomen
haemothorax
pneumonia
fibrosis

117
Q

aeluronstrongylosis cuased by

A

a. abstrusus

118
Q

morphology of aeluronstrongylosis

A

0.5-1cm long
very slender

119
Q

location of aeluronstrongylosis

A

bronchioli
lung parenchyma

120
Q

life cycle of aeluronstrongylosis

A

indirect

121
Q

intermediate host of aeluronstrongylosis

A

snails and slugs

122
Q

PE1 of aeluronstrongylosis

A

L1–>L3

123
Q

PE2 of aeluronstrongylosis

A

L3 –> right heart via the blood and lymph systems

124
Q

prepatent period of aeluronstrongylosis

A

4-6weeks

125
Q

hosts of aeluronstrongylosis

A

cats

126
Q

clinical signs of aeluronstrongylosis

A

not specific
open mouth breathing
dyspnoea
intense cough
sneeze
mucopurulent discharge

127
Q

faecal exam of aeluronstrongylosis

A

L1 with baermann

128
Q

necroscopy of aeluronstrongylosis

A

rhino tracheitis
bronchitis
in lung parenchyma small, greyish , transluccid foci
eggs in lung

129
Q

cause of troglostrongylosis

A

t. brevior
t. subcrenatus
t. wilsoni

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