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12 Cards in this Set

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Entamoeba histolytica
- amebiasis: bloody diarrhea (dysentery), liver abscess, right upper quadrant pain
- cysts in water
- METRONIDAZOLE & IODOQUINOL
Giardia lamblia
- giardiasis: bloating, flatulence, foul-smelling diarrhea
- cysts in water
- METRONIDAZOLE
Cryptosporidium
- severe diarrhea in AIDS
- mild, watery diarrhea in non-HIV
- NO TREATMENT
Toxoplasma
- brain abscess in HIV
- birth defects
- cysts in meat or cat feces
- SULFADIAZINE & PYRIMETHAMINE
Plasmodium:
P. vivax
P. ovale
P. malariae
P. falciparum
- malaria: cyclic fever, headache, anemia, splenomegaly
- malaria: severe-cerebral
- anopheles mosquito
- CHLOROQUINE, SULFADOXINE & PYRAMETHAMINE, MEFLOQUINE, QUININE
- PRIMAQUINE for P. vivax and P. ovale
Trichomonas vaginalis
- vaginitis: foul-smelling, greenish discharge, itching, burning
- STD
- METRONIDAZOLE
Trypanosoma cruzi
- Chagas' disease: cardiomegaly and megacolon
- Reduviid bug
- NIFURTIMOX
Trypanosoma:
T. gambiense
T. rhodesiense
- African sleeping sickness
- Tsetse fly
- SURAMIN for blood-borne disease or MELARSOPROL for CNS penetration
Leishmania donovani
- visceral leishmaniasis (kala-azar)
- sandfly
- macrophages with amastigotes
- SODIUM STIBOGLUCONATE
Babesia
- babesiosis (similar to malaria, but doesn't affect liver)
- ixodes tick
- blood smear, no RBC pigment, appears as "maltese cross"
- QUININE, CLINDAMYCIN
Naegleria
- rapidly fatal meningoencephalitis
- swimming in freshwater lakes
- amebas in spinal fluid
- NO TREATMENT
What are the forms of leishmaniasis?
1. cutaneous leishmaniasis
simple cutaneous lesions
diffuse cutaneous lesions
2. mucocutaneous leishmaniasis
3. visceral leishmaniasis (massive splenomegaly)