peds90 Flashcards
diagnosis of giardia
direct exam of stool for cysts; or stool ELISA
management of giardia
metronidazole or furazolidone
malaria caused by what
four species of plasmodium
clinical features of malaria
vague flu-like symptoms, then cyclical fevers every 48-72 hours; hemolytic anemia may occur, as well as splenomegaly, jaundice, and hypoglycemia; cerebral malaria, renal failure, shock, and resp failure
why do you get cyclical fevers in malaria?
correlate with RBC rupture and subsequent parasitemia
diagnosis of malaria
identify the parasite on thin and thick Giemsa stained peripheral blood smears
management of malaria
choroquine, quinine, quinidine gluconate, mefloquin, or doxycycline
prophylaxis for malaria
oral chloroquine, mefloquine, doxycycline, or atovaquone and proguanil hydrochloride
transmission of toxoplasmosis
direct contact with cat feces, ingestion of undercooked meat or veggies contaminated with cysts; transplacental passage; exposure to contaminated blood products, or organ transplant
clinical features of toxo
most patients asymp; symptoms if present are mono-like illness
how could you get reactivatio of toxo?
if you become immunosupp; important opportunist in HIV infection;
how do patients with HIV present with toxo?
focal seizures
