The characteristic of ascariasis in children is that it is prone to mental and neurological symptoms. After being absorbed, the metabolites or disintegrants of worms are more likely to cause low fever, listlessness or excitement, headache, irritability, poor sleep, grinding teeth, panic, and even repeated vomiting.

Ascaris lumbricoides has the habit of wandering and drilling holes. When Ascaris lumbricoides is too much or children have high fever, indigestion and improper deworming, it can make Ascaris lumbricoides stir and cause serious clinical phenomena. The common complications are ascaris intestinal obstruction, biliary ascariasis, ascaris abscess and ascaris appendicitis.