Bronchial foreign bodies.

Foreign body aspiration is an extremely serious problem in childhood with varied clinical presentation demanding high degree of suspicion on the part of clinician. Surgical emphysema of the neck and chest often complicates tracheostomy and sharp penetrating injuries to the neck perforating viscera of the aerodigestive tract. Rarely if follows chest injuries. But emphysema due to the neck of foreign bodies in the bronchus is quite rare. The authors hereby report four cases of surgical emphysema following foreign body aspiration into the tracheobronchial tree.