The main causes of abdominal incisional hernia are congenital and acquired, as follows: 1. congenital causes: abdominal incisional hernia is a defective condition of the abdominal wall throughout the developmental process, such as patients with umbilical hernia; 2. acquired causes: the main cause is incisional infection, because some abdominal wall incisions are in a contaminated state, the incision can easily cause infection, and after the incisional infection, it is easy to cause the tissue to be unhealed and form an incisional hernia; patients Viral infection of abdominal wall tissues, such as abdominal wall virus infection, which causes the whole abdominal wall nerve defect, and after the abdominal wall nerve defect, it causes muscle atrophy and collagen metabolism disorder of the whole tissue, which is also the cause of incisional hernia; lumbar hernia, in recent years, there are such patients seeking medical treatment, but in the past, patients did not realize the disease and did not seek medical treatment; with the increase of abdominal pressure in pregnancy, patients with cough and patients with constipation also easily cause incisional hernia.