title: Pulmonary embolism caused by spontaneous migration of tumor thrombus of renal cell carcinoma: a report of two cases.
authors.forename: Shuichi
authors.initials: S
authors.lastname: Shimada
authors.forename: Hideo
authors.initials: H
authors.lastname: Saito
authors.forename: Yoichi
authors.initials: Y
authors.lastname: Arai
mesh_terms: D000368:Aged; D002292:Carcinoma, Renal Cell / Q000150:complications* / Q000473:pathology*; D006801:Humans; D007680:Kidney Neoplasms / Q000150:complications* / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009361:Neoplasm Invasiveness; D009360:Neoplastic Cells, Circulating; D011655:Pulmonary Embolism / Q000209:etiology* / Q000473:pathology; D012082:Renal Veins / Q000473:pathology; D014682:Vena Cava, Inferior / Q000473:pathology