Difficult Intubation Causes

Congenital Anomalies	Tumors	Infections	Trauma
Conjoined twins	Cervical tumor	Pharyngeal abscess	Facial fractures
Encephalocele	Pierre Robin syndrome	Epiglottis	Burns of mouth,airway
Ankylosis of jaw, spine	Brachial cleft		Facial lacerations
Ludwig's Angina	Treacher Collins Syndrome		Wired teeth, jaws