Objective:To explore the value of ultrasonographic diagnosis and follow-up of gallbladder micro-protrusion lesions.Methods:The ultrasound imaging of 33 cases of gallbladder micro-protrusion lesions and pathological diagnosis were analyzed retrospectively.Results:The coincidence rate between ultrasonographic diagnosis firstly and pathological diagnosis is 90.9%,the coincidence rate between ultrasonographic diagnosis follow-up and pathological diagnosis is 97.0%.Conclusion:Ultrasonographic diagnosis for Gallbladder Micro-protrusion Lesions is accurate,non-invasive,simple and economic,and ultrasonographic diagnosis follow-up for gallbladder micro-protrusion lesions is more valuable.