Age .. .. I to 74 years, usually under 40 Sex . . 75% male Type of injury .. 90% compression (crushing or deceleration injuries) 5% endoscopic Site of injury .. 80% within 2-5 cm. of carina, though all lobar bronchi have been affected; R. and L. sides equally affected Extent of injury .. Trachea-usually linear transverse laceration Bronchi-usually avulsion Either may show longitudinal posterior...