Depigmentation of the skin can be caused by a number of local and systemic conditions. The pigment loss can be partial (such as after injury to the skin) or complete (such as from vitiligo).epigmentation of the skin can be caused by a number of local and systemic conditions. The pigment loss can be partial (such as after injury to the skin) or complete (such as from vitiligo).
In the most general terms, a spine specialist is a physician who focuses on the pathology of the vertebrae, intervertebral discs, joints and neural structures of the spinal column and the spinal cord.
1 A rheumatologist (if your back pain is caused by arthritis or other joint problem) 2  A physical therapist and/or occupational therapist (to help you learn to move and exercise in ways that don't worsen the pain but may improve it)  A pain management specialist.