A Case of Prefemoral Fat Pad Impingement Syndrome Caused by Hyperplastic Fat Pad

Figure 3

Histological findings consisted of connective tissues that were mainly composed of fat, and synovial covering was not inflamed. There were no fibrous capsules, vascular pedicles, or villous projections that were suggestive of lipoma, lipoma arborescens, or pigmented villonodular synovitis (hematoxylin and eosin (HE); magnification: (a) ×40, (b) ×100).

(a)

(b)