Definition of Venous catheterization
Venous catheterization: The insertion of a tiny tube (catheter) into a peripheral or central vein to deliver fluids or medication. Venous catheterization is the most frequently used method for administration of IV fluids. The most common complication of venous catheterization is infection at the site of the catheter (catheter sepsis).
Last Editorial Review: 3/19/2012
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