An Outbreak of Eosinophilic Meningitis Caused by<i>Angiostrongylus cantonensis</i>in Travelers Returning from the Caribbean

Among travelers at risk, the presence of headache, elevated intracranial pressure, and pleocytosis, with or without eosinophilia, particularly in association with paresthesias or hyperesthesias, should alert clinicians to the possibility of A. cantonensis infection.