<prompt> Nasal intubation is contra indicated inCSF RhinorrheaFracture cervical spineFracture mandibleSho neck  <response>: A i.e. CSF Rhinorrhea Nasal naso-tracheal intubation is required when oral orotracheal tube will interfere with surgery eg intraoral surgery and may be indicated when oral intubation is difficult eg inability to open month. It provides good oral hygiene and more secure fixation with less chances of displacement and extubation. But it is more commonly aw significant nasaVmucosal bleeding, submucosal placement, transient bacteremia infection, sinusitis and otitis mediaQ. These side effects make nasotracheal intubation contraindicated in base of skull fracture, CSF rhinorrheaQ, nasal abnormalities and trauma and coagulopathy. 