Fast heart rate after lobectomy may be related to the patient’s own disease, intraoperative damage to the pulmonary blood vessels and other factors. 1. The patient’s own disease: if the patient himself has heart disease, cardiac insufficiency, hypertension and other diseases, belong to the circulatory system diseases, in the process of surgery to affect the autonomic nerve of the heart, or by the injury will also cause the heart rate faster, postoperative electrolyte disorders, acid-base imbalance imbalance and so on, on the heart to cause impact, will also cause the symptoms of heart rate too fast. 2. Lung blood vessel damage: If the arterial blood vessels in the lungs are damaged after lobectomy, the pumping function of the heart will be abnormal, resulting in poor lung function, which will lead to weakened respiratory function, weakened oxygen dispersion in the human body, resulting in hypoxic changes in the tissues and organs, which will lead to arrhythmia and rapid heart rate symptoms. There are many reasons for the rapid heart rate of lobectomy. Please consult the hospital in time, specifically under the guidance of the doctor, to identify the cause of the disease, targeted treatment.