question: i went to a Spine Dr. for my MRI results. My C2-C3 Have disc/spurs on the thecal sac . my c5-c6 have disc/spur complex contacts the spinal cord mild narrowing of the ap diamater of the canal. small disc herniation measuring 4mm x 4mm. and then my t5-6 has a trace disc bulge which flattens the ventral thecal sac.. What does this all mean?