question: my daughter 19 is suffering from backache since february 2010 she develops numbness in limbs in standing position MRI shows peraspinal muscular spasm with diffuse annular bulging and central bilateral extrusion of L3-L4 disk causing mild thecalsac compressionand diffuse bulging and central left paracentral extrusion of L4-L5 disk causing mild thecal sac compressionand left lateral recess encroachment. treated with analgesics muscle relaxants /rest and physiotherapy but not relieved what should i do?