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3S - Trematodes > Liver Fluke: Dicrocoelium dendriticum > Flashcards

Liver Fluke: Dicrocoelium dendriticum Flashcards

1
Q

Other name of Dicrocoelium dendriticum
(not common name!)

A
  • Fasciola dendriticum
  • Fasciola lanceolata
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2
Q

Common name of Dicrocoelium dendriticum

A
  • Lanceolate Fluke
  • Lancet Fluke
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3
Q

Fina host of Dicrocoelium dendriticum

A

Herbivores (Ruminants)
- Sheep
- Cattle
- Goat
- Pigs
Human may also be infected but Rarely

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4
Q

1st IH of Dicrocoelium dendriticum
(Snail)

A

Citronella lubrica
- Slime bals - accumulated cercaria

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5
Q

2nd IH of Dicrocoelium dendriticum (
(Ants)

A

Formica fusca

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6
Q

MOT of Dicrocoelium. dendriticum

A

Ingestion of ants metacercaria

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7
Q

Dicrocoelium dendriticum: Life Cycle

wala pa

A
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8
Q

Dicrocoelium dendriticum: Adult Morphology

A
  • Blade-like, Lancet-like
  • Aspinous
  • Testis = Deeply branching, in tandem
  • Notice the location of the testis

(In most flukes the testis are found in the posterior part. But in the Lancet, the testis is found in the anterior third of the fluke.)

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9
Q

Dicrocoelium dendriticum: Eggs

A
  • Eggs: Dark brown, thick shelled, large operculum
  • Embryonated
  • Similar to eggs of lancet fluke
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10
Q

Drug of choice for Dicrocoelium dendriticum

A

Praziquantel

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11
Q

Habitat of Dicrocoelium dendriticum

A

Biliary passage of the liver

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12
Q

Diagnostic stage of Dicrocoelium dendriticum

A

Embryonated eggs

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13
Q

Is the egg of Dicrocoelium dendriticum laid maturely or immaturely?

A

Maturely

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14
Q

Which sucker of Dicrocoelium dendriticum is bigger than the other?

A

Oral > Ventral

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15
Q

Appearance of Dicrocoelium dendriticum’s testes

A

Branched in tandem

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16
Q

Pathology of Dicrocoelium dendriticum

A

● Biliary colic
● Digestive disturbances
● Enlargement of the bile ducts
● Hyperplasia of biliary epithelium

17
Q

Diagnosis of Dicrocoelium dendriticum

A

● Detection of egg in the stool
● Cholangiography, CT scan, X-ray
● ELISA, EIA, Coproovoscopy
● PCR

3S - Trematodes (15 decks)

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