Background and Aims: Aggressive fibromatosis (AF) is a rare clonal myofibroblast proliferative disease derived from deep soft tissues. This study aims to analyze and summarize the case characteristics and clinicopathologic features of patients with abdominal wall AF admitted to 21 medical centers in Hunan province, to enhance the current knowledge and investigate the factors associated with the recurrence of abdominal wall AF. Methods: The clinical data and follow-up results of 148 patients with abdominal wall AF recruited consecutively from 21...