Desmoid Fibromatosis (DF) is a locally aggressive soft tissue tumor which was traditionally managed with surgical excision. However due to high rates of local recurrence and insights about its behavior, there is now a paradigm shift towards active surveillance and medical management. Imaging plays a crucial role in surveillance and treatment response; however, conventional RECIST criteria are not adequate for DF. MRI is the preferred modality but faces limitation in availability and uniformity. …