Sometimes, your baby's first stool can end up in the amniotic fluid and, rarely, in his lungs. Luckily, MAS is very treatable.

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Meconium aspiration syndrome (MAS) remains a serious neonatal respiratory disorder that occurs when newborns inhale meconium‐stained amniotic fluid during delivery. This condition, often associated ...

In this Journal feature, information about a real patient is presented in stages (boldface type) to an expert clinician, who responds to the information by sharing relevant background and reasoning ...

Baby's first poop is one of the first milestones your little one will hit — maybe even before coming out of the womb. The official name for this bowel movement is called meconium and fair warning: it ...