An infection that is caused by the roundworm Ascaris lumbricoides, many cases of which remain asymptomatic. During the transient larval migratory phase, shortness of breath, fever, and eosinophilia can occur. Depending on the intestinal worm burden, a spectrum of gastrointestinal tract symptoms can occur. The disease is Monarch Disease Ontology identifier MONDO_0005654 (ascariasis). Also known as: Ascaris lumbricoides caused disease or disorder, Ascaris lumbricoides disease or disorder, Ascaris lumbricoides infectious disease, ascariasis - roundworm.