Having upper back pain left side shoulder back shoulder blade and mid back pain is 2-10 to 4-10 somtimes pain is constant.

Upper back pain: Pain in that region, if it's not from a recent strain or injury, is often due to nerve impingement from a bulging intervertebral disc or an arthritic spur pressing on a nerve root exiting from a vertebra. If shingles is the cause, a rash appears after several days. If symptoms persist, consult your physician or a neurologist. Appropriate imaging studies,xray or mri, will be ordered.