20 cases of massive hemoptysis were treated by bronchial arteriography and embolization to block the bleeding or diseased vessels. At the same time, fiberoptic bronchoscopy was used to remove the blood or blood clot in the airway to relieve the airway obstruction and make the airway unobstructed. The bleeding cause and bleeding site were identified, and drug hemostasis was carried out under the microscope<br>
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