Necrotizing enterocolitis is an inflammation causing injury to the bowel. NEC may involve only the innermost lining or the entire thickness of the bowel and variable amounts of the bowel.
Premature infants have immature and fragile bowels.
They are sensitive to changes in blood flow and to infection. No, breast milk neither causes NEC nor completely prevents a baby from developing it. Yes, baby's can lose some of their bowel from it. All regular feedings stopped. A tube placed into the stomach either from the mouth or nose.