The appearance of striae or hard nodules along the superficial venous course with redness, burning, pain or pressure, after the acute phase, the striae become hard and local skin pigmentation, the above symptoms are seen in thrombophlebitis superficialis. It is a frequent and common clinical disease. Both men and women can develop the disease, and it is more common in young adults. Thrombophlebitis can occur in all parts of the body, usually in the limbs, followed by the chest and abdominal wall, a few wandering attacks. What are the examination methods for superficial thrombophlebitis? 1.Deep Vein Patency Test Deep Vein Patency Test: Deep Vein Patency Test is an auxiliary test used to check whether the venous vessels are normal. Deep vein patency test is a sign identification method to recognize whether the deep veins of the lower limbs are patulous or not. In particular, it is an important sign for the operability of varicose veins in the lower extremities. If the superficial varicose veins become more pronounced after activity, with increased tension and even distension, it indicates that the deep veins are not patent. This examination can determine the corresponding signs of disease. Venous auscultation Venous auscultation is an auxiliary test for checking whether the blood vessels are normal or not. Venous murmur is characterized by the right side of the neck, inhalation, head turned to the left and inhalation of isoamyl nitrite murmur, the loudest in sitting or standing position, and disappeared when lying down and compression of the veins. This test can determine the location of the lesion and the corresponding signs. The venous murmur can be clearer when the blood flow is accelerated by anemia and other reasons. 3, gastrointestinal function examination For the unknown cause of wandering thrombophlebitis, gastrointestinal function examination should be carried out to exclude the possibility of malignant tumor. 4, ultrasonic examination ultrasonic examination shows local varicose veins, widening of the tube diameter, uneven thickening of the wall, wall echo enhancement, the lumen can be seen in the low, isoechoic mass, probe pressure lumen is not deformed, the lesion area is not obvious blood flow signal, subcutaneous tissue edema.