Maternal lower extremity venous thrombosis will appear lower extremity swelling, pain, breathing difficulties, etc., need to be under the guidance of the doctor to carry out targeted treatment, such as drug therapy. If in the clinic, maternal lower extremity venous thrombosis, the patient will appear lower extremity swelling, pain, some patients will even appear lower extremity superficial vein tortuous expansion, dyspnea, chest tightness, chest pain and other clinical symptoms. The formation of venous thrombosis in the lower limbs must be taken seriously. At this time, the patient must not miss the condition, as soon as possible to the regular hospital for consultation, the patient should be actively anticoagulation, thrombolysis and other drug therapy, if necessary, surgical treatment. During the anticoagulation and thrombolytic treatment, it is necessary to pay attention to the observation of bleeding and other conditions. Only after active treatment will the patient’s symptoms improve significantly and the patient’s condition be controlled. Moreover, even if the patient is cured after active treatment, it is recommended that the patient undergoes regular follow-up examinations to dynamically monitor the patient’s recovery, which is conducive to the patient’s physical health.