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45 Cards in this Set
- Front
- Back
1. What are two important lab values to test for when you suspect a trematode infection?
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a. Eosinophils
b. IgE |
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a. What is another name for Fasciolopsis buski?
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i. Giant intestinal fluke
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b. What is the reservoir for F. buski? How do you contract it?
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i. Pigs or humans
ii. Chewing on water chestnut husks |
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c. What disease does F. buski cause?
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i. Malabsorption syndrome
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a. What is another name for F. hepatica?
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i. Sheep liver fluke
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b. Where are you most likely to find F. hepatica?
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i. Sheep raising areas
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c. What does F. hepatica cause?
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i. Hepatitis
ii. Cirrhosis |
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a. What is another name for Opisthorchis sinesis?
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i. Chinese liver fluke
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b. Where are you most likely to contract O. sinesis?
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i. Undercooked, freshwater fish from fecal-contaminated water
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c. What disease does O. sinesis cause?
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i. Hepatitis
ii. Biliary obstruction in severe cases (liver rot) |
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a. What is P. westermani called in the US?
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i. P. kellicotti
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b. What disease does Paragonimus westermani cause?
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i. Paragonimiasis
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c. Where are you most likely to contract paragonimiasis?
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i. Undercooked carbs and crayfish
ii. Pork |
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d. What are the symptoms of paragonimiasis?
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i. Inflammatory disease of lung
ii. Also in liver and CNS |
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e. What is the path of infection of paragonimus westermani?
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i. Intestine→ diaphragm→ lung
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a. To where do schistosomes migrate once within the body?
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i. Portal blood vessels
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b. What disease do schistosomes cause? What are the symptoms?
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i. Schistosomiasis
ii. Cercarial itch iii. Snail fever iv. Liver and bladder fibrosis |
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i. What are the symptoms of S. mansoni infection?
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1. Severe hepatitis
2. Granuloma 3. Clay-pipestem fibrosis |
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i. What is a characteristic physical landmark of S. haematobium?
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1. Terminal spine
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ii. To where does S. haematobium migrate once within the body? What does it cause once there?
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1. Urinary bladder blood vessels
2. Bladder wall fibrosis |
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a. What does non-human-targeted cercaria cause?
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i. Pruritus
ii. Swimmer’s itch |
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a. What form of tapeworm is worst to have?
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i. Larvae in tissue are much worse than tapeworm in the gut
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i. Where are you going to contract T. solium?
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1. Pork
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ii. What are the symptoms of T. solium?
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1. Asymptomatic diarrhea
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iii. What causes T. solium cysticercosis? What happens after infection?
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1. Ingestion of T. solium egg or proglottid
2. Cysticeri invade heart, muscle, brain, eye 3. Produce calcified pockets |
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iv. What causes inflammation in T. solium cysticercosis?
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1. Dying cysticeri
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v. What are the telltale sign of T. solium cysticerosis?
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1. Larval cysts in heart muscle
2. Calcium deposits in muscles |
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i. What is another name for Taenia saginata?
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1. Beef tapeworm
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ii. How do you contract T. saginata?
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1. Undercooked beef
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iii. What is/are the host(s) of T. saginata?
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1. Humans only host
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iv. What are the symptoms of T. saginata disease?
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1. Asymptomatic diarrhea
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v. How can you ID a T. saginata infection?
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1. Proglottids or eggs in feces
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i. Where are you most likely to contract D. latum?
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1. Japan, Alaska
2. Pacific salmon 3. Fresh water lakes |
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ii. What transmits D. latum?
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1. Sparganum larva in undercooked fish
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iii. What are the symptoms of D. latum infection?
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1. Mild discomfort
2. Vitamin B12 deficiency |
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iv. What disease does D. latum cause? What are the symptoms?
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1. Sparganosis
2. Echogenic mass in brain, eye, breast tissue |
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i. What does Echinococcus cause? How is it spread?
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1. Hydatid disease
2. Humans ingest eggs associated with dog, cat, or other feces |
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ii. What are the symptoms of Hydatid disease?
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1. Hydatid sand in E. granulosus cysts
2. Large cysts 3. Calcified hepatic cyst 4. Pressure necrosis |
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iii. How do you ID Echinococcus Hydatid disease?
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1. Casoni skin test for hydatid fluid
2. Abdominal swelling produced by large cyst |
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i. What is another name for H. nana?
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1. Dwarf tapeworm
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ii. What is the most common tapeworm infection in the US?
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1. H. nana
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iii. How do you contract H. nana?
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1. Mouse, rat, or human feces with eggs
2. Often associated with grain products |
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iv. What are the symptoms of H. nana infection?
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1. Diarrhea
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i. How do you get D. caninum?
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1. From dogs that have ingested fleas containing larvae
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ii. How do you ID D. caninum?
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1. Egg packets
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