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Identifies cardiopulmonary radiographic alterations in children with upper airway obstruction, highlighting key markers for timely clinical diagnosis.
Alterations in the appearance of the heart and lungs that should lead one to suspect the possibility of upper airway obstruction in children are: distension of the hypopharynx, underaeration of the lungs, cardiac enlargement, cardiac enlargement with passive congestion, and pulmonary edema without cardiac enlargement.
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Capitanio et al. (1973) studied this question.
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