| pubmed-article:3181412 | pubmed:abstractText | Superior vena caval syndrome is usually due to malignant disease, however, benign cases do occur. Two patients with superior vena caval syndrome due to substernal goitre are reported, and the use of phleboscintigraphy and/or vena caval phlebography are advocated. A review of potentially helpful diagnostic procedures is given. | lld:pubmed |
