trichodectes canis Flashcards Preview

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Flashcards in trichodectes canis Deck (15):
1

suborder

ischnocera

2

common name

dog biting louse or canine chewing louse

3

are all lice host specific?

yes

4

host

dogs

5

size of adult

2mm

6

what kind of mouthparts

biting/ chewing

7

life cycle

female lays eggs on host
nits are cemented onto hair shaft
eggs hatch as nymphs
after 3 molts are adults

8

does it require the host to complete life cycle?

yes- lice are active on host

9

site of infection

hair, skin

10

pathogenesis

heavy infections found on neglected and underfed animals. Mainly young animals

11

what is it a vector of?

dipylidium caninum

12

clinical signs

puritus, hair loss
anemia can occur in heavy MIXED infections but is rare

13

diagnosis

identification of louse

14

treatment and prevention

insecticides

15

transmission

direct dog to dog contact or by brushes, combs, and blankets