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.
Thoracic outlet syndrome (TOS) presents with pain and paresthesia in the neck and upper extremity, weakness in the arm, and occipital headaches. Over 80% of cases are a result of compression of the brachial plexus after hyperextension neck injuries such as whiplash. The diagnosis is often missed because it cannot be made by x-ray or nerve tests; diagnosis requires clinical evaluation by history and physical examination.