i am diagonis ARTHRITIS , done a two MRI 1st report says... 28*09*2012 that says MR findings reveals mild fusion and sclerosis along the inferior part of bilateral sacroiliac joint with marrow edema along the facet joint and acetabular margings of bilateral hip joints . possibility of inflammatory arthritis is most likely.,,,,,,, seond MRI done on Straightening of lumbar spine is seen. there is evidence of triangular T1W, T2W hyperintensities seen along the margins of vertebral bodies likely Romanus corner s sigh likely due to Ankylosing spondylitis. Posterior and foraminal disc bulge is seen at L4/5 level causing thecal sac indentation with mild compression on bilateral exiting nerve roots... kindly suggest what to do enable to sit and walk