<prompt> Nasal intubation is contra indicated in -CSF RhinorrheaFracture cervical spineFracture mandibleSho neck  <response>: Indications : Cervical spine instability,trismus,Intraoral mass, severe angioedema Contraindications Absolute : Epiglotitis,Basilar skull fractures,significant mid face fractures Relative : Large nasal mass, nasal foreign body, recent nasal instrumentation, Epistaxis,CSF rhinorrhea, nasal or upper airway hematoma or infection 