Trichurids Flashcards
what are the main spp of trichurids
trichuris
capillarids
trichinella
dioctophyme renale
what is the common name for trichuris spp
whipworms
what is the most common whipworm in dogs
T. vulpis
what are the 2 most clinically relevant whipworms
T.vulpis
T. suis
what is the most of transmission of trichuris spp
infection only from ingestion of eggs
true or false
trichuris spp needs a paratenic host
fasle
there is no paratenic host involved with trichuris spp
where do trichuris spp reside in a host
large intestine
how does the trichuris spp cause damage / disease
burrow anterior end into mucosa
what are the implications of a trichuris spp infection
hemorrhage
irritation
inflammation - typhilitis / colitis
what are the clinical signs of T. vulpis
large bowel diarrhea (mucoid/ bloody)
weight loss / tenesmus
true or false
the T. vulpis eggs are not very hardy and can be disinfected easily
false
eggs are resistant and can accumulate in the environment leading to severe disease
in what dogs is it common to see whipworm infections
shelter dogs
dogs with poor nutrition / kept in poor hygeine
older dogs
true or false:
pups can become infected transmarry through the milk
false
-only transmission through ingestion
you will need see whipworm in young pups due to long prepatent period
describe the eggs of canine whipworm
symmetrical, football shaped w/ bipolar plugs
true or false
whipworm is easy to diagnose with a fecal float / exam
false
eggs shed in low numbers
long prepatent period with clinical signs showing earlier than shedding
eggs do not float well - heavy
what is the treatment protocol for whipworm
treat once a month for 3 months
what is the most important part to treating whipworm and preventing reinfection
owner needs to understand that reinfection will occur if dog is kept in the same area
after A. suum, what is the most important parasite in confined swine
T. suis
what are the classic clinical signs of T. suis
feeder pig with profuse water-bloody diarrhea
what is commonly associated with whipworm infection in ruminants
poor managment
true or false
it is very common to find a cat with whipworm
false
cats with whipworms are more often misdiagnosed and likely infected with capillarid
what are the 2 main capillarids
eucoleus
pearsonema
where are eucoleus found
airways
where are pearsonema found
urinary tract
what parasite in the capillarids species is found in the urinary bladder mucosa
pearsonema
what are the common clinical signs of pearsonema spp infection
usually asymptomatic
cystitis due to worms in bladder mucosa
hematuria
what tests would you run to diagnose a pearsonema spp infection
urine sample - eggs found in urine sediment
which capillarid is found embedded in respiratory mucosa
eucoleus spp
what are some clinical signs of a severe eucoleus spp infection
usually asymptomatic
may cause cough or rhinitis
how is eucoleus spp diagnoses
coughed up / swallowed eggs
bipolar eggs on fecal float
radiographs - not specific
what are the 2 types of eucoleus
aerophilus
boehmi
