Meconium ileus occurs when a newborn’s first bowel movement does not pass and instead blocks the intestines, usually because the stool is too sticky. It can be an indicator of cystic fibrosis.

When it comes to parenting, little gets a parent's attention more than changes in their baby's poop. The texture, frequency, and color of a baby's stool are sure to raise curiosity as well as concern.

Jennifer Shu, MD, FAAP, Pediatrician The first few stools of a baby's life will be blackish-green and sticky , It's called meconium. After that, most newborns have stools the color and consistency ...