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Four cases of acute life-threatening tracheal obstruction due to intrathoracic goiter are reported. Acute respiratory insufficiency caused by an upper airway obstruction in patients with intrathoracic goiter is exceptional. In 3 of 4 cases reported, the histologic study showed multiple foci of recent hemorrhage, the mechanism probably responsible for these episodes.
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Torres et al. (1983) studied this question.
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