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54 Cards in this Set
- Front
- Back
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Elephantiasis
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Wuchereria bancrofti
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Bear meat
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Trichinosis (Trichinella spiralis)
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Ingestion of larvae causes disease
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Trichinosis (Trichinella spiralis)
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Lymphatic granulomas and bacterial superinfection
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Wuchereria bancrofti (filariasis/elephantiasis)
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Nocturnal microfilariae migration to blood
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Wuchereria bancrofti (filariasis/elephantiasis)
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Larvae transmitted by mosquito bite
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Wuchereria bancrofti
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River blindness
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Onchocerca volvulus
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Microfilariae migration in skin and subcutaneous tissue
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Onchocerca volvulus
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Larvae transmitted by Simulium black fly bite
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Onchocerca volvulus
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Visceral larva migrans
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Toxocariasis (Toxocara canis, Toxocara cati)
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Eggs ingested from dog/cat feces
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Toxocariasis (Toxocara canis, Toxocara cati)
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Eosinophilic granulomas form in response to dead larvae
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Toxocariasis (Toxocara canis, Toxocara cati)
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Swimmer's itch
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Schistosoma dermatitis
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Association with bladder carcinoma
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Schistosoma haematobium (vesicular schistosomiasis)
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Intermediate host = snail
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Schistosoma spp.
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Miracidia, cercariae
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Schistosoma spp.
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Promastigote/amastigote
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Leishmania spp.
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Sandfly = transmission vector
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Leishmania spp.
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Winterbottom's sign
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African sleeping sickness (Trypansomiasis -- T. brucei rhodesiense, T. brucei gambiense)
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Demyelinating encephalitis
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African sleeping sickness (Trypansomiasis -- T. brucei rhodesiense, T. brucei gambiense)
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Trypomastigote
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Trypansomiasis -- T. brucei rhodesiense, T. brucei gambiense, T. cruzi
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Kissing bugs
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American trypanosomiasis (T. cruzi)
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Romana's sign
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American trypanosomiasis (T. cruzi)
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Myocarditis, megaesophagus, megacolon, meningoencephalitis
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American trypanosomiasis (T. cruzi)
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Xenodiagnosis
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American trypanosomiasis (T. cruzi)
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Anopheles mosquito = definitive host; humans = intermediate host
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Malaria (Plasmodium spp.)
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Sporozoite --> hepatic schizont --> merozoite --> trophozoite --> RBC schizont --> gametocytes
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Malaria (Plasmodium spp.)
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Relapsing fever due to hypnozoites in liver
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Plasmodium vivax, Plasmodium ovale
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Lack of Duffy blood group antigen
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Resistance to P. vivax
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Affects reticulocytes only
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P. vivax, P. ovale
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Primaquine works as a gametocide
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P. falciparum
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Chloroquine works as a gametocide
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P. vivax, P. ovale, P. malariae
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Tropical spastic paraparesis
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HTLV-I
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Adult T-cell leukemia
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HTLV-I
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Tax protein inactivates p53
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HTLV-I
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Burkitt lymphoma, nasopharyngeal carcinoma, Hodgkin disease, lymphoproliferative disorders
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EBV
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Infection of oropharyngeal epithelial cells
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EBV, CMV
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Binds to cellular complement receptor C3d
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EBV
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Downey cells
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EBV
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Pneumonia in transplant recipients
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CMV
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Maltese cross (trophozoite)
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Babesia
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Asian liver fluke
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Clonorchis sinensis
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Sheep liver fluke
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Fasciola hepatica
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Lung fluke
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Paragonimus westermani
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Anti-trematode Rx
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Praziquantel
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Watercress (water plants)
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Fascioliasis (F. hepatica)
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Tx for river blindness
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Ivermectin
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Tx for Ascaris, Necator, Enterobius
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Pyrantel pamoate
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Tx for Leishmaniasis
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pentavalent antimony
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Tx for cysticercosis
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Praziquantel
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Tx for tapeworms (cestodes)
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Niclosamide
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Tx for Chagas' disease
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Nifurtimox
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Tx for African trypanosomiasis
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Suramin
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Tx for nematode/roundworm infections
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Mebendazole/thiabendazole
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