title: Transcatheter biopsy of renal carcinoma invading the inferior vena cava.
abstract: Transcatheter biopsy is presented as an alternate method of obtaining a histopathologic diagnosis in cases with evidence of direct neoplastic intravascular involvement and when conventional biopsy methods may be contraindicated.
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis* / Q000473:pathology; D001706:Biopsy / Q000379:methods*; D006801:Humans; D007680:Kidney Neoplasms / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D014652:Vascular Diseases / Q000175:diagnosis*; D014682:Vena Cava, Inferior / Q000473:pathology