Mosby Parasitology Flashcards
Toxocara canis
- Roundworm
- Dog
- Float
- Fecal to oral, transmammary, transplacental
- Poor growth, vomiting, diarrhea
Ancylostoma
- Hookworm
- Dog and Cat
- Float
- Fecal to oral, transmammary, transplacental, skin penetration
- Anemia, weakness, melena
Trichuris vulpis
- Whipworm
- Dog
- Float
- Fecal to Oral
- Watery diarrhea, blood in feces, rapid dehydration
Dirofilaria immitis
- Heartworm
- Dog and Cat
- Modified Knotts Technique or ELISA
- Mosquitos
- Dog: Lethargy, exercise intolerance, Cardiac enlargement
- Cat: Tachycardia, syncope, coughing, sudden death
Dipetalonema reconditum
- Microfilaria
- Dog
- Modified Knotts
- Flea bites
- Nonpathogenic
Toxocara cati
- Roundworm
- Cat
- Float
- Fecal to oral, transmammary
- May vomit worms
Toxoplasma gondii
- Protozoa
- Cat
- Float
- Fecal to Oral
- Usually asymptomatic
Toxascaris leonina
- Roundworm
- Dog and Cat
- Float
- Fecal to Oral
- Weakness and dehydration
Capillaria aeorphilus
- Lungworm
- Dog and Cat
- Float
- Ingestion of eggs
- Respiratory
Dipylidium caninum
- Tapeworm
- Dog an Cat
- Float
- Ingestion
- Usually no symptoms
Taenia
- Tapeworm
- Dog and cat
- Proglottid
- Ingestion
- Usually no symptoms
Echinococcus
- Tapeworm
- Dog and Cat
- Float
- Ingestions
- Usually no symptoms
Isospora
- Coccidia
- Dog and Cat
- Float
- Ingestion
- Persistent diarrhea
Parscaris equorum
- Roundworm
- Horse
- Float
- Ingestion
- None in adults but growth delay and colic in foals
Strongylus
- Roundworm
- Horses
- Float
- Ingestion
- Colic, fever, diarrhea, weight loss
Oxyuris equi
- Roundworm
- Horses
- Cellophane tape
- Ingestion
- Pruritis
Gasterophilus
- Bot Fly
- Horses
- ID of larva
- Ingestion
- Bot on skin
Haemonchus
- Trichostrongyle (roundworm)
- Cattle, sheep, and goats
- Float
- Ingestion
- Mostly in younger animals: diarrhea and anorexia
Ostertagia
- Trichostrongyle (roundworm)
- Cattle, sheep, and goats
- Float
4 Ingestion - Mostly in younger animals: diarrhea and anorexia
Trichostrongylus
- Roundworm
- Cattle, sheep, and goats
- Float
- Ingestion
- Mostly in younger animals: diarrhea and anorexia
Eimeria
- Coccidia
- Cattle, sheep, and goats
- Float
- Ingestion
- Bloody diarrhea
Moniezia
- Tapeworm
- Cattle, sheep, and goats
- Float
- Ingestion
- Not pathogenic
Fasciola
- Fluke
- Cattle, sheep, and goats
- Sedimentation of feces
- Ingestion
- Deadly in sheep
Capillaria spp
- Lungworm
- Cattle, sheep, and goats
- Float
- Ingestion
- Not pathogenic
Cryptosporidium
- Protozoa
- Multiple species
- Float
- Fecal to oral
- Diarrhea, weight loss, anorexia
Eimeria spp
- Coccidia
- Pigs
- Float
- Ingestion
- Nonpathogenic
Isospora spp.
- Coccidia
- Pigs
- Float
- Ingestion
- Nonpathogenic in adults. Diarrhea, dehydration, and emaciation in piglets
Ascaris suum
- Roundworm
- Pigs
- Float
- Ingestion
- Nonpathogenic in adults. Dyspnea in piglets
Trichinella spiralis
- Roundworm
- Pigs
- Squash prep of muscle
- Ingestion of larvae in muscle
- Usually no clinical signs
Giardia
- Protozoa
- Multispecies
- Float or ELISA
- Ingestion
- Diarrhea
Trichomonads
- Protozoa
- Multispecies
- Direct smear
- Ingestion
- Diarrhea
Small Mammal Pinworms
- Mice, hamsters, rats, rabbits
- Float
- Ingestion
Small Mammal Tapeworms
- Mice, rats, hamsters, rabbits
- Float
- Ingestion
Small Mammal Coccidia
- Mice, Rats, Hamsters, guinea pigs, rabbits
- Float
- Ingestion
Cuterebra
Fly bot
Anoplura
Lice
Mallophaga
Lice
Ctenocephalides
Fleas
Dermacentor
Tick
Rhipicephalus
Tick
Ixodes
Tick
Sarcoptes
Mite
Demodex
Mite
Cheyletiella
Mite
Otodectes
Ear Mite
What is an obligate parasite?
Needs a host to complete its life cycle
What is a facultative parasite?
Does not need a host to complete its life cycle
What is a direct life cycle?
Where a parasite can transfer from one host to another
What is an indirect life cycle
Where a parasite needs an intermediate host