In some patients with Chiari, a cyst (known as a syrinx or syringomyelia), forms within the spinal column. Symptoms of leg numbness or scoliosis are more likely when a syrinx exists. There are also special MRI studies that can measure the direction and degree of fluid motion around the Chiari malformation.
1 President Obama is fourth U.S. president to receive Nobel Peace Prize. 2  He is honored for inspiring hope at the beginning of his presidency. 3  Jimmy Carter, Theodore Roosevelt and Woodrow Wilson are past honorees. 4  Nobel committee: Obama has created new climate in international politics.
14 Nobel Laureates were Heads of State or Government at the Time of the Award: 1  Juan Manuel Santos, President of Colombia. 2  Ellen Johnson Sirleaf, President of Liberia. 3  Barack Obama, President of the U.S.A. 4  Kim Dae-jung, President of South Korea. 5  Yitzhak Rabin, Prime Minister of Israel. 6  F. W. de Klerk, President of South Africa.