[Collateral venous circulation].
D001775:Blood Circulation / Q000502:physiology*; D003097:Collateral Circulation; D005121:Extremities; D006801:Humans; D008482:Mediastinum; D010388:Pelvis; D010690:Phlebography; D011168:Portal System; D011172:Portography; D012082:Renal Veins; D014652:Vascular Diseases; D014680:Veins; D014684:Venae Cavae
Il circolo collaterale venoso.