Efficacy and Safety of Argon Plasma Coagulation in the Treatment of Patients With Hemoptysis Caused by Endobronchial Malignancies

Inclusion Criteria: * Adult patients with hemoptysis caused by endobronchial (i.e. identifiable with flexible bronchoscopy) malignancies, without coagulopathy or other medically correctable causes of bleeding, who need endoscopic intervention with Argon Plasma Coagulation to stop bleeding * Adult patients who are able to tolerate bronchoscopy * Adult patients who are able to sign the written informed consent for the study participation Exclusion Criteria: * Patients with hemoptysis caused by endobronchial malignancies with coagulopathy or other medically correctable causes of bleeding. * Patients who are not able to tolerate bronchoscopy * Patients with hemoptysis without identifiable endobronchial malignancies during flexible bronchoscopy * Patients with Pace-Maker and/or Automated Implantable Cardioverter- Defibrillator(AICD) * Patients who refuse/are not able to sign the informed consent for the study participation