Eucestoda Flashcards
What is the common name of Dipylidium caninum
Flea tapeworm
Cucumber tapeworm
Double-pored tapeworm
What is the predilection site of Dipylidium caninum?
Small intestine (adults) Perianal region (Proglottids)
What are the clinical signs of Diplyidium caninum?
Mostly asyptomactic
What are some other clinical signs of Dipylidium caninum?
Potbellied
May have anal puritus, mild GI upset
What do severe conditions of Dipylidium caninum?
Constipation
Diarrhea
What is the route of transmission of Dipylidium caninum?
Ingestion of intermediate host
What is the intermediate host of Dipylidium caninum?
Cat/dog flea
Ctenocephalides spp
What is the intermediate host of Dipylidium caninum sometimes?
Dog louse
Trichodectes canis
How do you diagnose Dipylidium caninum
Visual ID of proglottids (break open)
Fecal flotation for eggs
What is the prepatency period of Dipylidum caninum
2-3 weeks
What is the treatment of Dipylidium caninum?
Praziquantel and Epsiprantel
Is Dipylidium caninum zoonotic?
Yes. Children can accidentally ingest fleas?
What are the symptoms of Dipylidium caninum infection in people?
Nocturnal irritablitiy
Anorexia
Weight loss
What is the host of Dipylidium caninum?
Dogs and Cats
What is the host of Taenia pisiformis?
Dogs
What is the common name of Taenia pisiformis?
Canine taenid
What is the host of Taenia taeniaformis?
Cats
What is the common name of Taenia taeniaformis?
Feline tapeworm
What is the predilection site of T. pisiformis and T. taeniaformis?
Small intestine
What is the route of transmission of T. pisiformis and T. taeniaformis?
Ingestion of intermediate host
What is the intermediate host of Taenia pisiformis?
Rabbits
Hares
What is the intermediate host of Taenia taeniaformis?
Rats
Mice
Are T. pisiformis and T. taeniaformis zoonotic?
No
What is the definitive host of Multiceps species
Dogs
What is the common name of Taenia multiceps species?
Coenurus-producing tapeworm
What is the predilection site of Taenia multiceps (Multiceps spp)
Small intestines
What is the route of transmission of Taenia multiceps (Multiceps spp)
Ingestion of infected sheep
Is Taenia multiceps (Multiceps spp) zoonotic?
Yes. Causes Coenurosis.
What is are the symptoms of Coenurosis?
Neurological and impaired vision
What species in high numbers can cause intestinal obstruction?
Multiceps spp
What is the common name of Echninococcus granulosus?
Unilocular hydatid tapeworm
What is the host of Echninococcus granulosus?
Dogs
What is the intermediate host of Echninococcus granulosus?
Sheep
Cattle
Goats
Pigs
Is Echninococcus granulosus zoonotic?
Yes. It causes cystic echinococcosis
What does Cystic Echninococcosis cause?
Slowly growing cysts in the liver, lungs and organs from the larval stage
How many proglottids does Echninococcus granulosis have?
3
What is the common name of Echninococcus multilocularis?
Multilocular hydatid tapeworm
What is the host of Echninococcus multilocularis?
Cats
Dogs
Foxes
Humans
What is the intermediate host of Echninococcus multilocularis?
Rodents
Rabbits
Is Echninococcus multilocularis zoonotic?
Yes. Causes Alveolar echninococcosis
What does Alveolar echninococcosis cause?
Parasitic tumor in the liver, lungs, brain, organs from the larval stage
Can Echninococcus multilocularis be fatal?
Yes
What is the common name of Monezia spp?
Tapeworm of Ruminants
What is the definitive host of Moniezia spp?
Cattle
Sheep
Goats
What is the intermediate host of Monezia spp?
Pasture mites (Oribatid mites)
Do what do Moniezia spp species not have?
Rostellum and hooks
What is the common name of Hymenolepis nana?
Dwarf tapeworm
True/False: Hymenolepis nana has a indirect life cycle like other Eucestoda species
False. They have a direct life cycle and are transmitted via fecal/oral
Which species has an armed rostellum?
Hymenolepis nana
Is Hymenolepis nana zoonotic?
Yes.
What symptoms does Hymenolepis nana cause in humans?
Nausea Weakness Decreased appetite Diarrhea Abdominal pain
What symptoms do young children have when they are infected with Hymenolepis nana?
Headaches
Pruritis
Difficulty sleeping
What is the common name of Hymenolepis diminuta?
Rodent tapeworm
What is the intermediate host of Hymenolepis diminuta?
Fleas
Flour beetles
Cockroaches
What species has an unarmed rostellum?
Hymenolepis diminuta
What is the common name of Taenia saginata?
Beef tapeworm
What is the route of transmission of Taenia saginata?
Ingestion of under cooked beef
Cattle are the intermediate host
What is the definitive host of Taenia saginata?
Humans
What is the common name of Taenia solium?
Pork Tapeworm
What is the definitive host of Taenia solium?
Humans
What is the intermediate host of Taenia solium?
Pigs. Ingestion of under cooked pork
How do people get Taeniasis?
When they consume larvae in under cooked pork.
Affects the intestines only
How do people get cysticercosis?
From consuming T.solium eggs that are passed through the feces of a human
What is the disease called when the cysts of Taenia solium get into the brain?
Neurocysticercosis
What are the symptoms of neurocysticercosis?
Seizures Headaches lack of balance Hydrocephalus Death