Evaluation of Nasal Non Invasive Ventilation in Management of Neonates With Respiratory Distress Using Lung Ultrasound

Exclusion Criteria

• •1. Obvious major congenital abnormalities.
• •2. Any of the baby intubated for resuscitation or for other reasons.
• •3. Neonates need invasive mechanical ventilation.
• •4. Pulmonary hemorrhage.
• •5. Severe cardiovascular instability.
• •6. Cardiopulmonary arrest needing prolonged resuscitation.
• •7. Birth asphyxia (one-minute Apgar score ≤ 3).
• •8. Major cardiac diseases (not including patent ductus arteriosus).