Fig. 4
From: Imaging in the diagnosis of ulnar nerve pathologies—a neoteric approach
a Short axis and long axis view of ulnar nerve (yellow arrow) which appears hypoechoic. There is a cystic lesion (between callipers) causing direct compression over the ulnar nerve. b PD FS axial and sagittal image showing a hyperintense ulnar nerve (yellow arrow) getting compressed by a hyperintense cyst (red arrow). c Per operative picture showing the ulnar nerve (yellow arrow) and the cyst (blue arrow). Histopathology revealed it to be a ganglion cyst