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.
A neurologist who specializes in head and facial pain is referred to as a headache specialist. These specialists diagnose and treat headache, migraine and face pain. A neuro-oncologist is trained to diagnose and treat patients with tumors in the brain and nervous system. A neuroimaging specialist has advanced skills in the use of tools that provide high-resolution images of the brain.