RESUMO
Head and neck cancer is one of the most common malignant tumors, and its primary treatment methods are mainly surgical treatment combined with radiotherapy and chemotherapy. Perioperative pulmonary embolism is a fatal complication that may occur in patients after surgery. At the same time, there is few relevant studies about the postoperative pulmonary embolism in head and neck cancer, and Head and neck surgeons may not attach enough importance to it due to its low incidence. Therefore, a correct understanding of essential knowledge for pulmonary embolism control plays a vital role. This article reviews the diagnosis and development of postoperative pulmonary embolism's as well as diagnosis and treatment and the targeted therapy of thrombus, aiming to increase awareness and provide new ideas.