Fibrin sheaths and central venous catheter occlusions: diagnosis and management.
Central venous catheter malfunction diagnosis and treatment is a growing component of the field of interventional radiology. A thorough understanding of the causes of catheter malfunction and the technical skills needed to treat these problems are necessities to appropriate management. In long-standing central venous catheters, the formation of a fibrin sheath can and often does contribute to catheter malfunction. Differentiating a sheath from thrombus is imperative to appropriate therapy. The purpose of this article is to provide an understanding of the causes of fibrin sheaths and how to treat them.
Santilli
John
J
Harvard Medical School, Boston, MA.
D002405:Catheterization, Central Venous / Q000009:adverse effects*; D002408:Catheters, Indwelling / Q000009:adverse effects; D003937:Diagnosis, Differential; D004868:Equipment Failure; D005337:Fibrin; D005343:Fibrinolytic Agents / Q000627:therapeutic use*; D006801:Humans; D015912:Thrombolytic Therapy; D020246:Venous Thrombosis / Q000175:diagnosis* / Q000628:therapy*
D005343:Fibrinolytic Agents; D005337:Fibrin