Nematodes Flashcards
Enterobius vermicularis (pinworm)
Food contained with eggs
Anal pruritis
Bendazoles, pyrantel pamoate
Ascaris lumbricoides (giant roundworm)
Fecal-oral; eggs visible in feces under microscope
Intestinal infection
Bendazoles, pyrantel pamoate
Strongyloides stercoralis
Larvae in soil penetrate the skin
Intestinal infection: v/d, anemia
Ivermectin, albendazole
Ancylostoma duodenale, Necator americanus (hookworms)
Larvae penetrate skin
Intestinal infection: anemia (blood sucking)
Bendazoles, pyrantel pamoate
Drancunculus
Drinking water
Skin inflammation and ulceration
Slow extraction of worm
Onchocerca volvulus
Female blackfly bite
Hyperpigmented skin, river blindness
Ivermectin
Loa loa
Deer fly, horse fly, mango fly
Swelling in skin, worm in conjunctiva
Diethylcarbamazine
Wushereria bancrofti
Female mosquito
Blocks lymph vessels, elephantiasis (delay: 9mo-1yr for symptoms)
Diethylcarbamazine
Toxocara canis
Food contamined with eggs
Visceral larva migrans
Albendazole or mebendazole