Patients with thrombosis in the body may not have clinical symptoms if the thrombus is small, does not block blood vessels, or blocks non-important blood vessels. Laboratory and other examinations to confirm the diagnosis. Thrombosis can lead to vascular embolism in different parts, so your symptoms are quite different. The more common and important thrombotic diseases include deep vein thrombosis of lower extremities, cerebral embolism, cerebral thrombosis, etc.

1. Deep venous thrombosis of lower extremities: usually manifests as swelling, pain, elevated skin temperature, skin congestion, varicose veins and other symptoms at the distal end of the thrombus. Serious lower extremity thrombosis will also affect motor function and cause bruises;

2. Pulmonary embolism: It is often caused by deep vein thrombosis of the lower extremities. The thrombus enters the pulmonary blood vessels with the venous return to the heart and causes embolism. Common symptoms include unexplained dyspnea, cough, shortness of breath, chest pain, syncope, restlessness, Hemoptysis, palpitations and other symptoms;

3. Cerebral thrombosis: The brain has the function of controlling movement and sensation. After the formation of cerebral thrombosis, it may cause speech dysfunction, swallowing dysfunction, eye movement disorder, sensory disorder, motor dysfunction, etc., and may also occur in severe cases. Symptoms such as disturbance of consciousness and coma;

4. Others: Thrombosis can also form in other organs, such as kidneys, liver, etc., and then there may be local pain and discomfort, hematuria, and various symptoms of organ dysfunction.