![]() In people with autoimmune diseases, the immune cells attack the body’s own healthy tissues by mistake. ![]() Normally, the immune system works throughout your body to fight off and defend your body from viruses, bacteria, and infection. This type of vitiligo often begins at an early age and progresses for 6 to 12 months and then usually stops. The segmental subtype of vitiligo is much less common and happens when the white patches are only on one segment or side of your body, such as a leg, one side of the face, or arm. ![]() Sometimes, there can be a rapid loss of color or pigment and even cover a large area. In vitiligo, the white patches usually appear symmetrically on both sides of your body, such as on both hands or both knees. ![]() This happens when melanocytes – skin cells that make pigment – are attacked and destroyed, causing the skin to turn a milky-white color. Vitiligo is a chronic (long-lasting) autoimmune disorder that causes patches of skin to lose pigment or color. ![]()
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