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.
What is an Addiction Specialist? Addiction specialists are physicians who have undergone extensive training in the study, diagnosis, treatment and management of all types of addiction - whether to substances, behaviors or activities. Watch an Overview of Addiction Medicine.