Overview Snapshot A 17-year-old man presents to the emergency department after a physical altercation that resulted in a stab wound. He was stabbed at level T12 in the back. On physical examination, there is significant muscle weakness affecting the whole right lower extremity. There is also impaired vibration and proprioception sense of the right leg and loss of pain and temperature sense of the left leg. Introduction Clinical definition login to view 1 more bullet Etiology login to view 4 more bullets Presentation Symptoms login to view 14 more bullets