SVCO: EtiologyCommon malignancies:%u2022 Small cell lung cancer%u2022 LymphomaOther causes:%u2022 Metastatic seminoma%u2022 Kaposi's sarcoma%u2022 Breast cancer%u2022 Aortic aneurysm%u2022 Mediastinal fibrosis%u2022 Goiter%u2022 SVC thrombosis