Presence of Angiostrongylus costaricensis Morera and Céspedes 1971 in Colombia.

Angiostrongylus costaricensis, producing abdominal angiostrongyliasis, is known to occur in humans and/or rodents in the Western Hemisphere, namely in the U.S.A. (Texas), Mexico, Honduras, El Salvador, Costa Rica, Panama, Venezuela, and Brazil, Rats, Oryzomys caliginosus, in Colombia were found to harbor the parasite. First-stage larvae from one of these rats developed to third-stage larvae in the slug Veronicella occidentalis, also from Colombia.