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Prevalance of Scleroderma: Estimates for the number of people in the United States with systemic sclerosis range from 40,000 to 165,000. By contrast, a survey that included all scleroderma-related disorders, including Raynaud's phenomenon, suggested a number between 250,000 and 992,500.bout prevalence and incidence statistics: The term 'prevalence' of Scleroderma usually refers to the estimated population of people who are managing Scleroderma at any given time.
The more common form of the disease, localized scleroderma, affects only a person's skin, usually in just a few places. It often appears in the form of waxy patches or streaks on the skin, and it is not uncommon for this less severe form to go away or stop progressing without treatment.cleroderma is a chronic, although rare, autoimmune disease in which normal tissue is replaced with dense, thick fibrous tissue. Normally, the immune system helps defend the body against disease and infection.