Thrombus dislodgement may block blood vessels along with the blood flow, resulting in corresponding clinical symptoms, which are different depending on the location of the thrombus blockage. Thrombus dislodgement refers to the occurrence of blood clots in blood vessels under the impact of blood flow, decomposition into fragments off, floating along the blood flow, encountered with the diameter of the blood clots equivalent to the blood vessels blocked blood vessels, and produce corresponding clinical symptoms. If the lower extremity deep vein thrombus dislodged to form a pulmonary embolism, the clinical manifestations are chest tightness and shortness of breath, coughing and hemoptysis, and so on. If the thrombus occurs in the left heart or thoracic and abdominal aorta attached to the wall of the thrombus dislodgement, thrombus formation after dislodgement of the direction of the blood flow to block the cerebral blood vessels to form a cerebral infarction, which can cause hemiparesis, aphasia, and in severe cases, even coma may occur, if the thrombus blockage of the lower limbs of the blood vessels, the performance of the lower extremities of the acute ischemia, the occurrence of lower limbs, numbness, pain, sensory impairment symptoms, and so on. In order to avoid the harm caused by thrombus dislodgement. In daily life, we should actively control the underlying diseases, for example, patients with high blood pressure should control the blood pressure smoothly, at the same time, we should pay attention to low salt, low fat and low cholesterol diet in daily life. Once you have the symptoms mentioned above, we suggest you to consult a doctor in time to determine the cause of the disease and get treatment as soon as possible.