30 weeks of premature infants 12 days do not eat or drink is what causes

Premature infants born 12 days do not eat or drink mainly because of gastrointestinal dysfunction, there may be brain injury caused; can massage the baby's stomach, promote gastrointestinal motility, and timely to the regular hospital pediatrics for blood routine, brain CT, abdominal magnetic resonance and intestinal mucosa permeability examination.