Abdominal mass feel and flat again consider for hernia, localized lipoma, testicular syringomyelia and other causes, need to be treated according to the cause of the disease. 1. Hernia: the lump is obviously protruding during strenuous exercise or coughing, which affects normal work and life, and this situation can be considered for surgical treatment, such as hernia repair. 2. Localized lipoma: it belongs to benign tumors, mainly occurring in the fat layer, which can also cause the above symptoms, and it is recommended to carry out timely surgical treatment, such as lipoma excision. 3. Testicular syringomyelia: mainly caused by inflammation, if the amount of fluid accumulation is large, it can also cause the above symptoms, and it is recommended to undergo surgical resection, such as sphincterotomy. Patients need to go to the hospital in time to do relevant examinations to make a clear diagnosis, such as ultrasound examination, CT examination, and then according to the results of the examination, under the guidance of the physician for targeted treatment.