Laparoscopic aortic lymphadenectomy in left-sided inferior vena cava.

Transposition of the inferior vena cava (IVC), also known as left-sided IVC (LS-IVC), is a rare congenital variant which results from regression of the right supracardinal vein and persistence of the left supracardinal vein in embryonic development.[1 2][1] LS-IVC occurs in 0.2–0.5% of the general