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36 Cards in this Set
- Front
- Back
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Oocysts on acid fast stain |
Cryptosporidium, watery diarrhea, worse in AIDS |
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Tx for water tumbling double nuclei trophozoites / cysts in stool |
Metronidazole (giardia) |
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Liver abscess cause (anchovy paste exudate) |
Entamoeba histolytica |
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Tx for trophozoites with RBCs inside |
Metronidazole (entamoeba histolytica) |
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Cysts with multiple nuclei |
Entamoeba histolytica |
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Cannot form cysts, motile trophozoites on strawberry cervix |
Trichomonas, tx with metronidazole |
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Tx toxo? |
sulfadiazine + pyrimethamine |
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Naegleria tx and mech of infexn |
Amphotericin B // through cribriform plate |
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Trypanosoma brucei tx blood vs cns involvement |
Suramin, melarsoprol |
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Sx of leishmaniasis |
Spiking fevers, HSM, pancytopenia |
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Tx for leishmaniasis |
Amphotericin B // sodium stibogluconate tx ulcerating papules that are slow to heal |
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Primaquine? |
used for dormant vivax and ovale infexns --> targets hepatocellular dormancy |
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Banana shaped gametocyte |
P. falciparum (only one for cerebral malaria) |
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Tx for resistant malaria (Africa) |
mefloquine, atovaquone/proguanil |
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Maltese cross tx? |
Babesiosis, tx with Atovaquone+Azithromycin // Quinine +Clindamycin |
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Malaria form that ruptures host cells |
merozoite - release = fever |
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Malaria form that replicates intracellularly |
Schizont |
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Malaria form injected from mosquito |
Sporozoite |
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Ascaris lumbricoides in the lungs |
Loeffler eosinophilic pneumonitis |
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Muscle cysts / larvae |
Trichinella spiralis, from game animals |
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Skin invasion |
Strongyloides, necator, ancylostoma (SANd) |
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Worm tx + MOA |
Bendazoles (decrease glucose uptake) and pyrantel pamoate (nicotinic agonist = contraction/paralysis = ejection of worm) |
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ingesting eggs of taenia solium |
cysticercosis - need to tx with Praziquantel, bendazole + dexamethasone (prevents cns symptom worsening from dying larvae) |
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Raw fish worm |
diphyllobothrium latum = B12 deficieincy, tx with Praziquantel |
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Cysts in liver |
Echinococcus granulosus = need to kill before removing surgically |
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schistosoma infectious unit |
cercaria from snails --> penetrate skin |
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Schistosoma mansoni vs S hematobium |
mesenteric vessels,caribbean vs. lower urinary tract + Egypt (leads to squamous cell bladder carcinoma) |
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Collateral damage from Schistosoma |
eggs embolize in portal system and cause Portal HTN + Splenomegaly |
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Uncooked crab meat |
Paragonimus westermani "lung fluke" chronic bronchitis and hemoptysis |
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Pigmented gallstones + cholangiocarcinoma |
Clonorchis sinensis = liver fluke, undercooked fish |
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Gancyclovir tox |
marrow suppression, renal failure |
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Zidivudine tox |
marrow suppression / neutropenia w gancyclovir |
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LoaLoa / Wuchereria tx |
diethylcarbamazine |
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Praziquantel |
treats: schistosoma, paragonimus westermani , clonorchis |
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MOA Chloroquine |
blocks detoxification of heme into hemozoin = heme accumulates and is toxic |
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artemether / artesunate MOA and use |
block ATPase in falciparum |
