title: Upper thoracic sympathectomy on systemic scleroderma.
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D010991:Plethysmography; D011928:Raynaud Disease / Q000209:etiology; D012595:Scleroderma, Systemic / Q000150:complications / Q000601:surgery*; D013562:Sympathectomy; D013900:Thoracic Nerves / Q000601:surgery*