Whether or not surgery is possible with poor heart function depends on how poor the heart function is, on what kind of surgery is being done, and whether or not the surgery is urgent, taking into account the specifics of the heart function and the condition. This requires a consultation with a cardiologist to give a professional opinion. If the patient’s cardiac function is abnormal, but can be stabilized to level 2 or above after active medication, and the patient is able to lie down, then the patient can tolerate general surgery, and pay attention to monitoring the patient’s vital signs during the surgery, and monitor the in and out situation. If the cardiac function is very poor, the patient can not even lie down, can not tolerate any surgery. If the patient’s heart function is unstable, the surgery may not be able to tolerate, there is a certain risk, if the surgery can be postponed, it is recommended to suspend the surgical treatment, to wait for the stabilization of cardiac function, and then by a professional doctor in conjunction with the condition of the consideration of whether or not to be able to operate. Poor cardiac function, heart failure is a serious heart disease, if there are other conditions that require surgery, you need to ask the cardiologist consultation, combined with the cardiac function, to consider whether the surgery is possible.