Symptoms of sciatica originating at this level of the lower back may include: pain and/or numbness at the top of the foot, particularly in the web between the great toe (big toe) and the second toe. 1  See All about the L4-L5 Spinal Segment. 2  Sciatica from S1 nerve root.
The Advisory Board Company. The Advisory Board Company is a best practices firm that uses a combination of research, technology, and consulting to improve the performance of health care organizations and educational institutions. 1 History.
Administrative Medicine, as defined by the American Board of Administrative Medicine (ABAM), is the practice of physicians who, as executive leaders, manage the integration of clinical medicine, strategy, operations, and other business activities essential to achieve high quality health care.