Chapter 21, Problem 21.3.18AYLO

Summary Introduction

To determine:

The ascending lumbar veins and their relationships with the inferior vena cava and the azygous system.

Introduction:

Along with the internal iliac veins, external iliac veins form the common iliac veins. Following this, the left and right common iliac veins join at L5 vertebra level and form the inferior vena cava (IVC), which is the largest blood vessel in the body.