Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
45 Cards in this Set
- Front
- Back
|
What are two important lab values to test for when you suspect a trematode infection?
|
a. Eosinophils
b. IgE |
|
|
What is another name for Fasciolopsis buski?
|
Giant intestinal fluke
|
|
|
What is the reservoir for Fasciolopsis buski? How do you contract it?
|
i. Pigs or humans
ii. Chewing on water chestnut husks |
|
|
What disease does Fasciolopsis buski cause?
|
Malabsorption syndrome
|
|
|
What is another name for Fasciolopsis hepatica?
|
Sheep liver fluke
|
|
|
Where are you most likely to find Fasciolopsos hepatica?
|
Sheep raising areas
|
|
|
What does Fasciolopsis hepatica cause?
|
Hepatitis
Cirrhosis |
|
|
What is another name for Opisthorchis sinesis?
|
Chinese liver fluke
|
|
|
Where are you most likely to contract Opisthorchis sinesis?
|
Undercooked, freshwater fish from fecal-contaminated water
|
|
|
What disease does Opisthorchis sinesis cause?
|
i. Hepatitis
ii. Biliary obstruction in severe cases (liver rot) |
|
|
What is Paragonimus westermani called in the US?
|
Paragonimus kellicotti
|
|
|
What disease does Paragonimus westermani cause?
|
Paragonimiasis
|
|
|
Where are you most likely to contract paragonimiasis?
|
i. Undercooked carbs and crayfish
ii. Pork |
|
|
What are the symptoms of paragonimiasis?
|
i. Inflammatory disease of lung
ii. Also in liver and CNS |
|
|
What is the path of infection of paragonimus westermani?
|
i. Intestine→ diaphragm→ lung
|
|
|
To where do schistosomes migrate once within the body?
|
i. Portal blood vessels or bladder
|
|
|
What diseases do schistosomes cause? What are the symptoms?
|
i. Schistosomiasis
ii. Cercarial dermatidis (swimmers itch) iii. Snail fever iv. Liver and bladder fibrosis |
|
|
What are the symptoms of Schistosomes mansoni infection?
|
1. Severe hepatitis
2. Granuloma 3. Clay-pipestem fibrosis |
|
|
What is a characteristic physical landmark of Shistosome haematobium?
|
1. Terminal spine
|
|
|
To where does Shistosome haematobium migrate once within the body? What does it cause once there?
|
1. Urinary bladder blood vessels
2. Bladder wall fibrosis |
|
|
What does non-human-targeted cercaria cause?
|
Pruritus
Swimmer’s itch |
|
|
What form of tapeworm is worst to have?
|
Larvae in tissue are much worse than tapeworm in the gut
|
|
|
Where are you going to contract Taenia solium?
|
Pork
|
|
|
What are the symptoms of Taenia solium?
|
Asymptomatic diarrhea
|
|
|
What causes Taenia solium cysticercosis? What happens after infection?
|
1. Ingestion of Taenia solium egg or proglottid
2. Cysticeri invade heart, muscle, brain, eye 3. Produce calcified pockets |
|
|
What causes inflammation in Taenia solium cysticercosis?
|
Dying cysticeri
|
|
|
What are the telltale sign of Taenia solium cysticerosis?
|
1. Larval cysts in heart muscle
2. Calcium deposits in muscles |
|
|
What is another name for Taenia saginata?
|
Beef tapeworm
|
|
|
How do you contract Taenia saginata?
|
Undercooked beef
|
|
|
What is/are the host(s) of T. saginata?
|
Humans only host
|
|
|
What are the symptoms of T. saginata disease?
|
Asymptomatic diarrhea
|
|
|
How can you ID a Taenia saginata infection?
|
Proglottids or eggs in feces
|
|
|
Where are you most likely to contract Diphylobothrium latum?
|
1. Japan, Alaska
2. Pacific salmon 3. Fresh water lakes |
|
|
What transmits Diphylobothrium latum?
|
Sparganum larva in undercooked fish
|
|
|
What are the symptoms of Diphylobothrium latum infection?
|
Mild discomfort
Vitamin B12 deficiency |
|
|
What disease does Diphylobothrium latum cause? What are the symptoms?
|
Sparganosis Echogenic mass in brain, eye, breast tissue
|
|
|
What does Echinococcus cause? How is it spread?
|
1. Hydatid disease
2. Humans ingest eggs associated with dog, cat, or other feces |
|
|
What are the symptoms of Hydatid disease?
|
1. Hydatid sand in Echinococcus granulosus cysts
2. Large cysts 3. Calcified hepatic cyst 4. Pressure necrosis |
|
|
How do you ID Echinococcus Hydatid disease?
|
1. Casoni skin test for hydatid fluid
2. Abdominal swelling produced by large cyst |
|
|
What is another name for Hymenolopsis nana?
|
Dwarf tapeworm
|
|
|
What is the most common tapeworm infection in the US?
|
Hymenolopsis nana
|
|
|
How do you contract Hymenolopsis nana?
|
1. Mouse, rat, or human feces with eggs
2. Often associated with grain products |
|
|
What are the symptoms of Hymenolopsis nana infection?
|
Diarrhea
|
|
|
How do you get Diphylidium caninum?
|
From dogs that have ingested fleas containing larvae
|
|
|
How do you ID Diphylidium caninum?
|
Egg packets containing 8-15 eggs
|
