mechanical axial dysfunction lumpar spine disc disease l3/l4 and l4/l5, chronic s1 radiolapathy, l4/l5 s1 radicular involvment, right l4 myotomal deficit, l4/l5 disc bulge foraminal extension impingement of right l4. I have huge lower back spasm that last longer then a half hour i must lay on my side with a pillow. my right leg goes numb and foot starts to turn blue and cold and tingling. i cant sit or stand for long or even walk for long. this took me a hour to type going back and forth. this is is hurting so bad. any ideas whats going on?