ToxocariasisToxocaraToxocara canisLarva Migrans, VisceralAntibodies, HelminthCentral Nervous System HelminthiasisEye Infections, ParasiticAscaridoideaAscariasisLarva MigransAscaridida InfectionsRaccoonsAscaris suumAscaridiasisAscaris lumbricoidesAnthelminticsAntigens, HelminthAscarisSeroepidemiologic StudiesThiabendazoleEosinophiliaPicaChild, AbandonedAscaridiaProcyonidaeEnzyme-Linked Immunosorbent AssayHelminthiasis, AnimalAlbendazoleChoroid HemorrhageNematode InfectionsFood ParasitologyPetsHelminthsDNA, HelminthDogsParasitic Diseases, AnimalNematoda