The collateral venous circulation in a case of fibrotic obstruction of the inferior vena cava and some of its tributaries.
D003097:Collateral Circulation / Q000502:physiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013924:Thrombophlebitis / Q000503:physiopathology*; D014652:Vascular Diseases / Q000503:physiopathology; D014682:Vena Cava, Inferior / Q000033:anatomy & histology