• Choana atresia
• Deviated Septum
• Nasal obstruction
• Stridor
• Glottic stenosis
• Laryngeal atresia
• Laryngomalacia
• Larygotracheal cleft
• Recurrent respiratory papillomatosis
• Laryngeal cysts
• Complete tracheal rings
• Tracheal stenosis
• Vocal cord paralysis