| Respiratory Respiratory distress syndrome Apnea Pneumothorax, pneumomediastinum Pneumonia Pulmonary hemorrhage Bronchopulmonary dysplasia Cardiovascular Patent ductus arteriosus Hypotension Bradycardia Pulmonary hypertension Persistent transitional circulation Congenital heart disease Central Nervous System Intraventricular hemorrhage Hypoxic–ischemic encephalopathy Seizures Kernicterus Drug withdrawal | Metabolic Hypoglycemia Hyperglycemia Hypocalcemia Hypothermia Metabolic acidosis Renal Hyponatremia Hypernatremia Hyperkalemia Poor urine output Gastrointestinal Poor feeding Necrotizing enterocolitis Intestinal obstruction Hematologic Anemia Hyperbilirubinemia Vitamin K deficiency Other Retinopathy of prematurity Sepsis and infections |