Whipworms & Capillaria (4) Flashcards
What is the name for canine whipworm?
trichuris vulpis
What is the morphology for trichuris vulpis?
small worms with whip anterior ends
females always larger!
tiny buccal capsule with long esophagus approximately 2/3 of the body length
Trichuris vulpis has a [direct/indirect] life cycle
direct
Where do trichuris vulpis larvae hatch and develop then migrate?
hatch and develop: beneath the intestinal lining
migrate: to large intestine
Adult whipworms are found in _____ and ______ for trichuris vulpis approximately 3 months (90 days post-infection)
lower bowel
cecum
Infection of trichuris vulpis is only by ______
ingestion of larvated eggs
What are clinical presentation of trichuris vulpis?
dyslexia, weakness, and weight loss
intermittent vomiiting, diarrhea
fluid brown diarrhea with mcus (flecks red blood) in severe infections
What is the clinical presentation for trichuris vulpis?
disease associated with large number of worms acquired from hyper contaminated localities
kennels, dog runs, and small enclosed yards
places that allow accumulation of eggs
What is the pathophysiology for trichuris vulpis?
associated with burrowing into intestinal epithelium - cellular inflammation, eosinophilic infiltration, edema, fibrosis in colon
diarrhea, nutrient, and electrolyte loss
electrolyte imbalances
What is the treatment and control for trichuris vulpis?
FBZ panacur
febantel
mmilbemycine
moxidectin
How do you prevent trichuris vulpis?
reduce exposire to hazardous environmental contamination
remove feces daily
move the dog run if possible
monthly suppressive treatment to reduce environmental contamination
limit exposure at pet parks
Hyponatremia and hyperkalemia can be signs of _______
trichuris vulpis
Clinical trichuriasis can be mistake as _______, called _______
Addison’s disease
Pseudo-Addison’s disease
What is the morphology for capillaria spp.?
small worms with whip like anterior ends
resemble trichuris
Where do you find capillaria spp.?
all classes of vertebrates
