Types of Occlusions

One in 4 catheters may become occluded 15

Catheter occlusion is the most common noninfectious complication in the long-term use of central venous access devices (CVADs) 17

  • Occlusions may occur in up to 25% of CVADs 15-16
  • Thrombotic or nonthrombotic occlusions may occur soon after insertion of a device or develop at any time 15-17

THROMBOTIC CATHETER OCCLUSIONS

NONTHROMBOTIC CATHETER OCCLUSIONS

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Catheter occlusions are categorized as thrombotic or nonthrombotic. An accurate diagnosis of the type of occlusion is essential for appropriate treatment. 11