Adenomyomatosis (ADM) is generally considered a benign condition. However, it can be associated with chronic cholecystitis − a known risk factor for gallbladder cancer. Therefore, studies have proposed follow-up with ultrasound for asymptomatic patients with focal ADM. Currently, there are no formal recommendations regarding the frequency and length of follow-up. The aims of this study were to assess the growth of ADM lesions during follow-up and to examine the differences between larger and sma…