Strongylus Vulgaris Flashcards Preview

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Flashcards in Strongylus Vulgaris Deck (11):
1

large or small strongyle?

large

2

adult size

1-2cm

3

characteristics

2 ear shaped teeth

4

direct or indirect life cycle?

direct

5

infective stage?

L3

6

life cycle

L3 ingested during grazing
migrate beneath arterial intima
molt to L4
after 4 months, molt and develop further
develop to adults, copulate, females lay eggs
eggs passed in feces

7

site of migration

larvae- arterial vessels
adult- large intestine

8

pathogenesis

larvae- arthritis, death, infarction, thickening of arteriole wall
adults- suck blood

9

clinical signs

larvae: abdominal colic
adults: anemia

10

diagnosis

eggs: fecal examination
migration larvae- ultrasound
adults: necropsy

11

PPP

6 months