Despite an increase in the number of available and effective antidepressants, many patients with depression respond poorly to drug treatment. At least a third of patients make an inadequate response to their first antidepressant monotherapy. Responses to subsequent courses are also limited.
Epidemiology/ Etiology. Discogenic pain is a form of low back pain, caused by chemically or mechanically damaged intervertebral discs.(level: 3A) This damage can find its origin in traumatic events, as well as in deterioration due to aging.
Related Videos: Causes of Lower Back Pain Video. Chronic pain in the lower back may be caused by the discs or the joints of the spine. Lower Back Strain Video. Lower back strain is caused by damage to the muscles and ligaments of the back. Learn about muscle anatomy and the symptoms of lower back strain.elated Videos: Causes of Lower Back Pain Video. Chronic pain in the lower back may be caused by the discs or the joints of the spine. Lower Back Strain Video. Lower back strain is caused by damage to the muscles and ligaments of the back. Learn about muscle anatomy and the symptoms of lower back strain.