Lung and Pancreatic fluke Flashcards
What is the best known of the lung flukes affecting humans and the one with the widest geographical range?
Paragonimus westermani
What Paragonimus is enzootic throughout the US and may dalawang recorded cases lang?
enzootic = infects only animals
Paragonimus kellicotti
Typically, Paragonimus westermani adult worms are encapsulated in cystic structures adjacent to the ____.
bronchi
The eggs of Paragonimus westermani may be discharged into the bronchi or bronchioles; they may be ____ or, if swallowed, appear in ____.
expectorated; feces
First intermediate hosts of Paragonimus westermani
- Antemelania asperata
- Antemelania dactylus
formerly known as Brotia asperata
Second intermediate host of Paragonimus westermani
Sundathelphusa philippina (formerly known as Parathelphusa grapsoides)
freshwater crabs cla phusa; pwede rin crayfish
Paragonimus eggs may be found on what samples?
Sputum or Stool
or feces, tsk same lng din e
The ____ may show a patchy infiltrate w/ nodular cystic shadows or calcifications
chest film
chest x-ray
When the cysts containing the adult Paragonimus worm ruptures, a ____ develops, and there may be increased production of sputum.
type of reflex
cough
Pulmonary fibrosis due to Paragonimus closely resemble what disease?
hint: caused by bacteria, collected via sputum too
Tuberculosis
The most serious consequence of Paragonimus migration is what?
cerebral paragonimiasis
Part of the symptoms of cerebral paragonimiasis are fever, headache, nausea, vomiting, and visual disturbances. What do you call, then, the seizures most likely observed in this disease?
Jacksonian seizures
A form of epilepsy involving brief alteration in movement, sensation or nerve function caused by abnormal electrical activity in a localized area of the brain
Cutaneous paragonimiasis seems characteristic of certain species such as ____ in China.
Paragonimus skrjabini
Drug of choice for paragonimiasis
Praziquantel
Bithionol
Common name of Paragonimus westermani
Oriental lung fluke