Fig. 1
From: It’s not what it looks like: challenges in diagnosis of synovial lesions of the knee joint
MRI Picture, Gross Appearance & Histopathological Impression of Lipoma Arborescens: clockwise from top left (villous like projection in the synovium of suprapatellar pouch with signal density characteristic of fat; photograph showing villous architecture of synovium, histomicrograph demonstrating adipose tissue in the subsynovium leading to villous expansion of the synovium. [Source: Kloen et al, Lipoma Arborescens of the Knee. Journal of Bone and Joint Surgery (Br) 1998:80-B, 298-301] (Kloen et al. 1998)