title: Rapid extension of vena caval thrombus.
abstract: About 10% of patients with renal cancer develop tumor thrombus. Rapid extension of the tumor thrombus with clot is rare. We report a case of rapidly progressing tumor thrombus complicated by massive pulmonary embolus.
authors.affiliation: Urology Section, National Institutes of Health, Bethesda, MD 20898-1502, USA.
authors.forename: A E
authors.initials: AE
authors.lastname: Lash
authors.forename: P L
authors.initials: PL
authors.lastname: Choyke
authors.forename: M M
authors.initials: MM
authors.lastname: Walther
mesh_terms: D002292:Carcinoma, Renal Cell / Q000150:complications / Q000473:pathology*; D006801:Humans; D007680:Kidney Neoplasms / Q000150:complications / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009360:Neoplastic Cells, Circulating / Q000473:pathology*; D011655:Pulmonary Embolism / Q000209:etiology / Q000473:pathology; D014682:Vena Cava, Inferior