Medical Encyclopedia
Meconium
The first bowel movement a baby has is called meconium. Meconium is composed of amniotic fluid, mucus, lanugo (the fine hair that covers the baby's body), bile, and cells that have been shed from the skin and the intestinal tract. Meconium is thick, greenish black, and sticky.
Update Date: 10/23/2007
Updated by: Daniel Rauch, MD, FAAP, Director, Pediatric Hospitalist Program, Associate Professor of Pediatrics, NYU School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network.
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