Dracunculiasis (Guinea worm disease) is a neglected tropical disease (NTD) characterized by a painful burning skin lesion from which the Dracunculus medinensis parasite emerges approximately 1 year after infection resulting from consumption of unsafe drinking water containing parasite-infected copepods (Cyclops spp., microcrustacea also called water fleas). The disease is Monarch Disease Ontology id MONDO_0016472 (dracunculiasis). Also known as: Dracunculosis, Dracunculus medinensis caused disease or disorder, Dracunculus medinensis disease or disorder, Dracunculus medinensis infectious disease, Guinea worm disease, Medina worm disease, dracontiasis, infection by Dracunculus medinensis.