Parasitology 2

Question 1

What parasite is associated with squamous cell carcinoma of the bladder?

Answer 1

Schistosoma haematobium

Question 2

What are the 3 trematode spp?

Answer 2

Schistosoma, Clonorcis sinensis, and Paragonimus westermani.

Question 3

What is the Tx for trematodes?

Answer 3

Praziquantel

Question 4

cause of river blindness. vector

Answer 4

Onchocerca volvulus, female blackfly

Question 5

Sx of “river blindness”, Tx?

Answer 5

Black skin nodules, allergic rxn to microfilaria. Ivermectin

Question 6

Tx for Loa Loa, Wuchereria bancrofti (elephantiasis), and Toxocara canis/cati?

Answer 6

Diethylcarbamazine

Question 7

Tx for intestinal worms?

Answer 7

-bendazoles (worms are bendy)

sometimes pyrantel pamoate or ivermectin

Question 8

What parasite can cause megaloblastic anemia? How?

Answer 8

Diphyllobothrium latum, causes B12 deficiency

Question 9

what parasite causes brain lesions, seizures?

Answer 9

Taenia solium

Question 10

Pt w/ hemoptysis, eggs in stool

Answer 10

Paragonimus westermani

Question 11

Assoc’ed w/ squamous cell carcinoma of the bladder.

Answer 11

Schistosoma haematobium

Question 12

Worker on Nile delta complains of “male menstruation”. How did the causative agent enter his body?

Answer 12

Schistosoma haematobium penetrates the skin from bodies of water where the host snail lives.