Figure 4From: Compression of the lower trunk of the brachial plexus by a cervical rib in two adolescent girls: case reports and surgical treatment Case 2: (A) Frontal radiograph showing bilateral cervical ribs, shorter on the right side. The lateral end of the cervical ribs is marked with arrows. (B) MRI T1-weighted coronal image showing the cervical rib (arrow head, B) with its pseudoarthrotic bony formation that lifts up the brachial plexus (long arrow).Back to article page