Radioisotope cavography.
D000818:Animals; D003097:Collateral Circulation; D004285:Dogs; D005069:Evaluation Studies as Topic; D006801:Humans; D010690:Phlebography; D011877:Radionuclide Imaging; D013667:Technetium / Q000008:administration & dosage; D013924:Thrombophlebitis / Q000000981:diagnostic imaging; D014652:Vascular Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D014680:Veins; D014682:Vena Cava, Inferior / Q000000981:diagnostic imaging; D014683:Vena Cava, Superior / Q000000981:diagnostic imaging; D014684:Venae Cavae / Q000000981:diagnostic imaging*
D013667:Technetium