AngiostrongylusAngiostrongylus cantonensisStrongylida InfectionsMetastrongyloideaMeningitisSnailsEosinophiliaFood ParasitologyMolluscaMeningoencephalitisHost-Parasite InteractionsGastropodaCentral Nervous System HelminthiasisAnimal DistributionGnathostomaDNA, HelminthNematode InfectionsLarvaDisease VectorsBiomphalariaHawaiiStrongyloideaJamaicaLife Cycle StagesAntigens, HelminthAntibodies, Helminth