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;
89 Cards in this Set
- Front
- Back
|
Acanthocheilonema reconditum
|
|
|
ancylostoma caninum
|
|
|
Eimeria
|
|
|
taenia pisiformis
|
|
|
trichuris spp.
|
|
|
dermacentor variabilis
|
|
|
dirofilaria
|
|
|
fasciola hepatica
|
|
|
baylisascaris vs toxocara canis
|
|
|
fascioloides magna
|
|
|
land planarian
|
|
|
oxyuris equi
|
|
|
paralaphostrongylus tenuis
|
|
|
large strongyle
|
|
|
parascaris equorum
|
|
|
parascaris equorum
|
|
|
heterobilharzia americana
|
|
|
ancylostoma caninum
|
|
|
dipylidium caninum
|
|
|
spirometra
|
|
|
strongyles
|
|
|
taenia spp
|
|
|
toxascaris leonina
|
|
|
eimeria
|
|
|
physaloptera
|
|
|
toxocara canis
|
|
|
Trichuris spp.
|
|
|
oxyuris equi
|
|
|
direct smear adv/disadv
|
advantages: fast, motile organisms (trophozoites), disadvantages not accurate, low sensitive
|
|
|
cyathostome
|
|
|
passive NaNO2 adv/disadv
|
advantage: simple, easy, cost efficient. Disadv: less sensitivity, not accurate if low infection
|
|
|
active (sugar) centrifuge adv/disadv
|
adv: accurate, high sens, disad: slow, cost
|
|
|
zinc sulfate adv/disadv
|
adv: giardia, find other parasites as well. Disadv: giardia is easy to miss
|
|
|
when should a giardia snap be done?
|
in patients showing symptoms
|
|
|
sarcoptes scabei
|
|
|
modified mcmasters
|
estimates EPG. 56ml sodium nitrate, 4 gm feces. Calibrated slide
|
|
|
wisconsin technique
|
estimates EPG, sugar solution, 5gm feces. More sensitive than mcmasters
|
|
|
what can affect EPG?
|
repro status, hydration status, dominant species of nematodes in a herd
|
|
|
baermann technique
|
traps motile nematode larvae. 10g feces, sit for 8 hrs. Targets lung nematodes
|
|
|
sedimentation technique
|
1 gm feces, 10ml water, centrifuge. Detect flukes and heavy eggs (trematodes, cestodes, some nematodes).
|
|
|
fasciola hepatica
|
|
|
eimeria sporocysts/sporozoites
|
4 sporocysts and 2 sporozoites
|
|
|
trixacuris caviae
|
|
|
cystoisospora
|
2 sporocysts with 4 sporozoites
|
|
|
otodectes cynotis
|
|
|
how is gordius sp acquired?
|
eating crickets
|
|
|
cystoisospora
|
|
|
how is physaloptera acquired?
|
eating beetles
|
|
|
taenia spp
|
|
|
how do you become infected with toxascaris leonina?
|
ingestion of larvated eggs
|
|
|
what is the tx for toxascaris leonina
|
Profender (Praziquantal with emodepside) or Pyrantel (can use hwp that has intestinal parasite control, but typically deworm first, then start hwp
|
|
|
toxocara canis
|
|
|
which toxocara species are zoonotic?
|
t. cati, t. canis. NOT t. leonina
|
|
|
heterobilharzia americana infects the
|
mesenteric veins
|
|
|
ancylostoma caninum
|
|
|
what technique allows recovery of heterobilharzia americana
|
sedimentation
|
|
|
ophionysus
|
|
|
what causes the thickened intestinal wall and enlarged liver and spleen seen with h. americana infection?
|
granulomatous rxn from eggs passing through walls to the lumen
|
|
|
tx for h. americana
|
"Praziquantel topically 5 times the amount given for pyrantel, BID, for 2 days; or Fenbendazole administered orally at 40mg/kg for 10 days
|
|
|
h. americana prognosis
|
guarded- damage already done
|
|
|
ctenocephalides felis
|
|
|
route of infection for h. americana? Are other dogs at risk?
|
Cercariae released from snail intermediate host infect dogs & wildlife through skin penetration- contamination of water source where snails were so other dogs at risk of infection
|
|
|
how do you become infected with t. cati
|
ingestion of embryonated egg
|
|
|
how do you treat t. cati?
|
emodepside/praziquantel or pyrantel
|
|
|
cystoisospora tx
|
ponazuril or sulfadimethoxine
|
|
|
parascaris equorum
|
|
|
how do you become infected with d. caninum
|
ingest an infected flea with a cysticercoid stage
|
|
|
baylisascaris procyonis
|
|
|
how do you becmoe infected with trichuris spp
|
ingestion of embryonated egg
|
|
|
toxocara cati
|
|
|
trichuris treatment
|
3 doses of fenbendazole
|
|
|
leukocytozoon
|
|
|
sarcoptes scabei tx
|
ivermectin or selamectin
|
|
|
how do snakes get infected with ophionyssus natricis?
|
poor husbandry.
|
|
|
clinical signs associated with o. natricis
|
rubbing, lethargy, anorexia, pruritis, increased soaking in water bowl
|
|
|
treatment for O. natricis
|
three consecutive days of moxidectin/imidacloprid
|
|
|
is o natricis zoonotic?
|
yes
|
|
|
treatment for otodectes cynotis?
|
selecmactin topically, or imidacloprid/moxidectin 2-3x,or ivermcetin sq/top every 4 days for 3-4 doses
|
|
|
dipylidium
|
|
|
is otodectes transmissble between household pets?
|
yes
|
|
|
Severe disease is observed in what domestic animals when they are infected with fascioloides magna?
|
sheep and goats
|
|
|
which fluke is zoonotic?
|
f. hepatica
|
|
|
is trixacurus caviae zoonotic?
|
yes, transient infections in humans
|
|
|
trixacuris tx
|
"Clean habitat with mild bleach sol’n, 2 doses of 5-7.5mg/guinea pig Selamectin (Revolution) applied 28 days apart, or .5mg/kg Ivermectin every 10 days for 3 treatments, or weekly dips with 2.5% Amitraz (taktic) for 6 treatments
|
|
|
how to dx p. tenuis
|
baermann or necropsy
|
|
|
how do domestic mammals become infected with p. tenuis?
|
ingestion of terrestrial snail/slug with 3rd stage larva
|
|
|
do you typically treat leukocytozoon
|
not usually, but can with an anti malarial drug
|
|
|
leukocytozoon IH
|
black flies
|
|
|
is leukocytozoon transmisslbe between pets or people?
|
no
|
