Severe Raynaud's phenomenon and Sjögren's syndrome with ferocious gangrene change and auto-amputation

Sjogren’s syndrome is a chronic autoimmune exocrinopathy that can attack multiple organs, such as the pulmonary, renal, neurological and vascular systems.[1][1] Raynaud’s phenomenon is a clinical manifestation in which artery spasms cause reduced blood flow with paleness, cyanosis and even