The distribution of the pain is supposed to guide the surgeon as to the disc level causing the symptoms but these distribution patterns may be in error for instance in the lumbar spine in excess of 15% of patients.
Photos: North Korea holds first Workers' Party congress in 36 years. A photograph of North Korean leader Kim Jong Un hangs in the enormous April 25 House of Culture during the 7th Workers' Party Congress in Pyongyang.
Six-party talks. The six-party talks aim to find a peaceful resolution to the security concerns as a result of the North Korean nuclear weapons program. These talks were a result of North Korea withdrawing from the Nuclear Non-Proliferation Treaty (NPT) in 2003. Apparent gains following the fourth and fifth rounds were reversed by outside events.