Gallbladder polyps 18mm need to pay attention to, it is recommended to exclude contraindications to give surgical treatment. Gallbladder polyps are mostly caused by chronic inflammation, poor cholesterol metabolism and other factors, gallbladder polyps belong to a benign lesion, usually there are no obvious clinical symptoms, and some patients may experience pain and discomfort in the right upper abdomen. However, gallbladder polyp 18mm is more serious, because when the diameter of gallbladder polyp is more than 10mm, the possibility of cancer is greatly increased. Therefore, gallbladder polyp 18mm should be treated in time to prevent cancer. Gallbladder polyps 18mm can be treated by surgical removal, laparoscopic cholecystectomy is recommended. After surgical resection, the polyp should be examined pathologically, and further treatment, such as radical cholecystectomy or radiotherapy, is needed if cancerous lesions occur.