title: Progressive systemic sclerosis sine scleroderma.
mesh_terms: D003095:Collagen Diseases; D006801:Humans; D008499:Medical Records; D045743:Scleroderma, Diffuse; D012595:Scleroderma, Systemic / Q000175:diagnosis*; D012598:Sclerosis
keywords: COLLAGEN DISEASES/case reports; SCLERODERMA/diagnosis; SCLEROSIS/case reports