 [ Symptoms ] can using tampons spread herpes inside uterus [ Disease ] i believe with normal conservative measures not helping there is no harm in taking an mri however posture rehab is mandatory and long rides are not wise i would suggest to have a complete neurological correlation to rule out any nerve compression and see how it goes i hope it helps stay in touch with your healthcare provider for further guidance as our answers are just for education and counselling purposes and cannot be an alternative to actual visit to a doctor take care khan