Buttock is also known as the anus, look at the anus can see whether the baby’s stomach has worms, provided that the worms crawl out of the anus, the worms have not crawled out of the anus, through the anus can not see the baby’s stomach has worms. In the baby sleep at night after 1~3 hours, there are parasites crawling out from the anus, around the anus or perineum may see white thread-like adult worms, no parasites crawling out from the anus, can not see the worms around the anus, and can not judge whether there are worms in the baby’s stomach. To determine whether there are worms in the baby’s tummy, in addition to observing whether there are worms in the anus, you can also check to see whether there are adult worms in the baby’s feces, wipe around the anus with a cotton swab, and then put it into saturated saline water to see whether there are adult worms or eggs floating on the water surface. For symptoms such as baby’s restless sleep at night, frequent crying and restlessness, loss of appetite, vomiting, abdominal pain, and teething, go to the hospital and look through a direct smear of the stool. To determine whether there are worms in your baby’s stomach, it is better to go to the hospital and let a professional doctor diagnose it.