peds90

Question 1

diagnosis of giardia

Answer 1

direct exam of stool for cysts; or stool ELISA

Question 2

management of giardia

Answer 2

metronidazole or furazolidone

Question 3

malaria caused by what

Answer 3

four species of plasmodium

Question 4

clinical features of malaria

Answer 4

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

Question 5

why do you get cyclical fevers in malaria?

Answer 5

correlate with RBC rupture and subsequent parasitemia

Question 6

diagnosis of malaria

Answer 6

identify the parasite on thin and thick Giemsa stained peripheral blood smears

Question 7

management of malaria

Answer 7

choroquine, quinine, quinidine gluconate, mefloquin, or doxycycline

Question 8

prophylaxis for malaria

Answer 8

oral chloroquine, mefloquine, doxycycline, or atovaquone and proguanil hydrochloride

Question 9

transmission of toxoplasmosis

Answer 9

direct contact with cat feces, ingestion of undercooked meat or veggies contaminated with cysts; transplacental passage; exposure to contaminated blood products, or organ transplant

Question 10

clinical features of toxo

Answer 10

most patients asymp; symptoms if present are mono-like illness

Question 11

how could you get reactivatio of toxo?

Answer 11

if you become immunosupp; important opportunist in HIV infection;

Question 12

how do patients with HIV present with toxo?

Answer 12

focal seizures