Anesthesia in the presence of a mediastinal mass is difficult and challenging as the mass can involve or compress the heart. great vessels. tracheo-bronchial tree and the surrounding structures. We describe a case of severe tracheo-bronchial obstruction requiring emergency tracheostomy during the intraoperative period after an uneventful induction of anesthesia in a patient with a lar... https://tonerparts.shop/product-category/maintenance-kit/