Indications for surgery of gallbladder polyp-like lesions: 1. symptomatic gallbladder polyps should be operated; 2. asymptomatic gallbladder polyps less than 0.5 cm in diameter should not be operated; Zuo Shi, Department of Hepatobiliary Surgery, Affiliated Hospital of Guizhou Medical University 3. asymptomatic gallbladder polyps between 0.5-1 cm in diameter can be observed regularly (3-6 months review); 4. asymptomatic patients less than 5 mm in diameter should be followed up at intervals of 3 to 5 The follow-up examination should be performed at intervals of 3 to 5 months. Once the lesion increases or symptoms are obvious, surgery must be performed. 5, asymptomatic gallbladder polyps larger than 1 cm should be operated. 6.Multiple lesions, accompanied by gallbladder stones, symptomatic and older than 50 years old. 7.Doppler ultrasound examination of lesions with abundant blood supply suggests malignant neoplasm. 8, suspected malignant change or potential for malignant change, should also be operated.