Musculoskeletal stiffnessa and pain in scleroderma can occur from may causes. Patients can develop an inflammatory polyarthritis, inflammatory muscle disease (myositis) of stiffenss from rapidly advancing skin thickening. Treatments are different. It is tough to advise you without seeing you.
About Alan Matsumoto, M.D.
Part-time Faculty, Division of Rheumatology
Johns Hopkins University