imÂ·meÂ·diÂ·aÂ·cy. n. pl. imÂ·meÂ·diÂ·aÂ·cies. 1. The condition or quality of being immediate. 2. Lack of an intervening or mediating agency; directness: the immediacy of live television coverage. 3. Something immediate, as in importance.
Back pain is accompanied by weight loss, fever, chills or urinary symptoms. You develop sudden weakness, numbness or tingling in a leg. You develop numbness in the groin or rectum or difficulty controlling bladder or bowel function. You have had cancer previously and you develop persistent back pain.
Back Pain. Back pain (backache) affects 80% of Americans at some time in their lives. It comes in several forms, from lower back, middle back, or upper back pain to low back pain with sciatica. Common back pain causes include nerve and muscular problems, degenerative disc disease, and arthritis.