下肢静脉造影是下肢静脉疾病最可靠的检查方法 ,对于明确诊断 ,为临床制定合理的手术方案提供重要依据。我院自1998～ 2 0 0 0年采用非离子型造影剂对 42例 42条下肢静脉进行造影检查 ,获得满意效果。本文旨在探讨非离子型造影剂在下肢静脉造影中的应用价值。1　材料与方法1.1 Venous angiography of the lower extremities is the most reliable method for the detection of venous diseases of the lower extremities. It provides an important basis for making a definite diagnosis and establishing a rational surgical plan for clinical practice. In our hospital from 1998 to 2000 using nonionic contrast agent 42 cases of 42 lower extremity venous angiography to obtain satisfactory results. This article aims to explore the nonionic contrast agent in the lower limb venography in the value. 1 Materials and Methods 1.1