Tracheal displacement examination

The tracheal displacement test is to check whether the trachea is displaced. Causes of tracheal displacement: When pleural effusion, gas accumulation or a new living space on one side, the trachea is pushed to the healthy side due to increased intrathoracic pressure on the affected side; when one side has atelectasis, pleural thickening and adhesions At this time, the trachea was pulled towards the affected side.

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