Abdominal incisional hernia,an iatrogenic abdominal hernia,is one of the long-term complications of abdominal surgery.Acute incarcerated hernia is a common surgical emergency.In the article,we reported a rare case of huge abdominal incarcerated hernia.Specifically,an elderly female patient complained of reducible mass after abdominal surgery for 30 years,which suddenly became irreducible four days ago,and was treated at the emergency department.Right abdominal incisional hernia accompanied by incarcerated small intestine was indicated by abdominal computed tomography(CT).To the authors’knowledge,this is the first case report of a patient with huge abdominal incisional hernia.