Flashcards
Malaria
Cards in this deck (15)
- 1Which 4 organisms can cause malaria?Plasmodium falciparum
Plasmodium ovale
Plasmodium vivax
Plasmodium malariae - 2Organism that causes malaria with constant feverP. falciparum
- 3Organisms that cause malaria with 2-day fever cyclesP. ovale and vivax
- 4Organism that causes malaria with 3-day fever cyclesP. malariae
- 5Diagnosis of malariaIdentify organism on peripheral blood smear, which must have Giemsa stain
- 6Organism that causes most serious form of malariaP. falciparum
- 7How long after infection does onset of illness typically occur with malaria?Weeks to months
- 8Unless resistance is suspected, mainstay of malaria treatment is __________.Chloroquine phosphate
- 9If chloroquine resistance is suspected, what do you give?Quinine sulfate and tetracycline
OR
Atovaquone-proguanil
OR
Mefloquine - 10Which two IV drugs may be required for P. falciparum?Quinidine and Doxycycline
- 11Relapses can occur in which two types of malaria due to dormant hypnozoites in the liver?P. vivax and ovale
- 12To prevent relapses in P. ovale and vivax, what should you add?2 weeks of primaquine phosphate
- 13Prophylactic agent of choice for travelers to chloroquine-resistant areasMefloquine
- 14Primaquine is contraindicated in which patients?G6PD deficiency (can precipitate hemolytic anemia)
- 15T/F: Chloroquine is contraindicated in pregnancy.False; it can be used during pregnancy.
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- USMLE Step 2 Infectious Diseases (10-h Zoonoses & Arthropod-Borne Disease) Flashcards on Malaria, created by Aaron Samide on 05/05/2016.
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- Aaron Samide
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