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It is generally known that when a bronchus is completely obstructed atelectasis of the lung develops on the involved side. This is evidenced by dark shadows on the roentgenogram. If, however, the bronchus is obstructed by a valvelike object which permits the entrance but not the exit of air, the affected lobe becomes emphysematous, the film shows a characteristic transparent shadow and the intercostal spaces become widened.
Recently I saw a patient in whom collapse and emphysema were noted in the same side of the chest simultaneously. The determination of the nature and position of the suspected foreign body and the mechanism by which it produced such a complicating condition was difficult because no definite history of the aspiration of a foreign body was obtainable.
An 8 month old girl was brought to the clinic on Nov. 15, 1934, because of severe cough and difficulty in breathing. She was hospitalized
KUBO I. BRONCHIAL FOREIGN BODY WITH SIMULTANEOUS UNILATERAL EMPHYSEMA AND COLLAPSEREPORT OF A CASE. Arch Otolaryngol. 1936;24(3):289–298. doi:10.1001/archotol.1936.00640050299003
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