Tubular adenoma with mild heterogeneous hyperplasia is a kind of pre-cancerous lesion, and it is necessary to recover from this condition through radical surgical resection, postoperative care, and regular postoperative checkups. Tubular adenoma is a type of adenoma, which mainly occurs in the rectum and colon, and the corresponding lesion itself is benign, accompanied by mild heterogeneous hyperplasia, which has the possibility of malignant lesions. Further treatment can choose endoscopic lesion resection, and most of them can be clinically cured after resection. In the early stage of postoperative recovery, it is necessary to pay attention to diet control, avoid spicy and stimulating food, try to take fluids as the main, in addition to ensure that the bowel movement is smooth, pay attention to the pelvic bath, which will help the wound recovery. Regular postoperative checkups are also required to monitor changes in the condition. Abdominal pain and bleeding during the recovery period require timely medical observation and standardized treatment under the guidance of the clinician.