AngiostrongylusAngiostrongylus cantonensisStrongylida InfectionsVasa VasorumAiluridaeLung Diseases, ParasiticDuddingtoniaDog DiseasesMetastrongyloideaMeningitisEosinophiliaSnailsFood ParasitologyMeningoencephalitisDogsCentral Nervous System HelminthiasisGastropodaGnathostomaAnimal DistributionNematode Infections