A Rare Case of Right Retrocaval Ureter with Duplication of Infrarenal IVC

Figure 7

Embryologic development of the inferior vena cava. Shading indicates the posterior cardinal origin (black), supracardinal origin (gray), and subcardinal origin (white). A: azygos vein; H: hemiazygos vein (adapted from Lundell C, Kadir S: Inferior vena cava and spinal veins. In: Kadir S, ed: Atlas of Normal and Variant Angiographic Anatomy. Philadelphia, WB Saunders, 1991:187).