IMPLICATIONS: There is always a danger of arterial puncture during central venous access. One can usually identify an inadvertent arterial puncture when the aspirated blood is bright red. This sign is removed if one were to put saline in the aspirating syringe, as dusky venous blood turns bright red on dilution.

Type

Journal article

Journal

Anesth Analg

Publication Date

2000

Volume

91

Pages

1356 - TOC

Keywords

Arteries/physiology *Blood Physiological Phenomena *Catheterization, Central Venous Color Hemoglobins/analysis Humans Oxygen/*blood Veins/physiology