Lawrence O'Donnell's file. Lawrence O'Donnell is the host of MSNBCâs The Last Word. He was formerly the chief of staff for both the U.S. Senate Committee on Finance and the Committee on Environment & Public Works in the 1990's. He is also an actor, and has been executive producer of the television shows The West Wing and Mister Sterling.
The peroneal nerve, also known as common fibular nerve, is one of the branches of the sciatic nerve. It is the most commonly injured nerve of the lower leg due to its location. Peroneal nerve injury and disease may arise due to various possible causes ranging from trauma, compression or infection.
Ulnar nerve entrapment is also called cubital tunnel syndrome and ulnar tunnel syndrome. Itâs the second most common nerve entrapment after carpal tunnel syndrome. It can cause numbness, tingling and/or pain in the arm and certain fingers. The condition is caused by compression or irritation of the ulnar nerve. The ulnar nerve travels from the shoulder, down the arm and into the hand.