Pulmonary tumour and inferior vena cava tumour thrombus: rare presentation of renal transitional cell carcinoma. Case report.

A transitional cell carcinoma from the pyelocaliceal system, initially presenting as a pulmonary tumour, extended into the inferior vena cava, the tenth reported case of this type. The literature is reviewed with special reference to vena cava involvement by such tumours and immunohistochemical staining pattern.