Total maintenance cost is the sum of material and. labor cost required to repair the item, the cost of preventive maintenance to avoid repairs, plus the cost of. lost production while the unit is out of service for repairs. PPM includes actions which extend the life of.
An injury to the thoracic or lumbosacral cord would likely result in neural deficits at the trunk, genital area, and lower extremities. Specific syndromes, such as Brown-SÃ©quard syndrome and anterior cord syndrome, may affect a major part of the spinal cord. See Overview for more detail.
A simple compression fracture is the most common form of injury and is seen in 90% of cases. It is either loss of height of the anterior part of the vertebral body or disruption of the vertebral endplate.