FA Parasitology
Terms
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undercooked pork tapeworm
larva cause mass lesions in the brain, cysticercosis
Tx: praziquantel/ niclosamide - Taenia solium
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Eggs in Dog feces when ingested can cause cysts in liver
cause anaphylaxis if echinococcal antigens are released from cysts
Tx: albendazole - Echinococcus granulosus
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snails are host
cercariae penetrate skin of humans
cause granulomas, fibrosis, and inflammation of spleen and liver
Tx: Praziquantel - Schistoma
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acquired from undercooked fish
causes inflammation of the biliary tract
Tx:Praziquantel - Clonorchis Sinosis
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found in undercooked crabmeat
causes inflammation and secondary bacterial infection of the lung
Tx: Praziquantel - Paragonimus wetermani
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larvae penetrate skin of feet
intestinal infection can cause anemia
Dx made by eggs in stool
Tx: Mebendazole/ pyrantel pamoate - Ancylostoma duodenale (hookworm)
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Eggs are visible in feces
intestinal infection
Tx: Mebendazole/ pyrantel pamoate -
Ascaris lumbricoides
giant round worm -
fecal- oral transmission; food contaminated with eggs
intestinal infection
causes anal puritus
Tx: Mebendazole/ pyrantel pamoate -
Enterobius vermicularis
pinworm -
larvae in soil penetrate the skin
intestinal infection
Tx: ivermectin/ thiabendazole - Strongyloides stercoralis
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transmitted in undercooked meat, usually pork
inflammation of muscle, periorbital edema
Tx: thiabendazole - Trichinella spiralis
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in drinking water
causes skin inflammation and ulceration
Tx: niridazole - Dracunculus medinensis
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Transmitted by deer fly
causes swelling in skin
can see worm crawling in the conjunctiva
Tx: Diethylcarbamazine - Loa loa
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transmitted by female black flies
causes river blindness
Tx: Ivermectin - Onchocerca volvulus
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Food contaminated with eggs; fecal oral transmission
causes granulomas(if in retina -> blindness) and visceral larvae migrans
Tx: Diethylcarbamazine - Toxocara canis
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transmitteed by female mosquito
causes blockage of lymphatic vessel
Elephantiasis
Tx: Diethylcarbamazine - Wuchereria bancrofti
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fecal oral transmission
causes abdominal pain, diarrhea
eggs visible in stool
prolapsed rectum in sever cases
Tx: Mebendazole - Trichuris trichiura
- brain cysts, seizures
- taenia solium
- liver cysts
- Echinococcus granulosus
- B12 deficiency
- Diphyllobothrium latum
- biliary tract disease
- Clonorchis sinensis
- hemoptysis
- Paragonismus westermani
- portal hypertension
- Schistosoma mansoni
- hematuria, bladder cancer
- Schistosoma hematobium
- Microcytic anemia
- Ancylostoma, Nectar
- Perianal pruritus (itchy butt)
- Enterobius