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Routine chest radiographs following central venous recatheterization over a wire are not justified
J A Palesty1, C E Amshel, S J Dudrick
1Department of Surgery, St. Mary's Hospital, Waterbury, Connecticut 06706, USA.
Insights
Routine post-procedure chest radiographs are unnecessary after central venous catheter (CVC) exchanges over a guidewire. This practice is not justifiable when clinical judgment is used in monitored settings, reducing unnecessary imaging.
Area of Science:
- Medical Procedures
- Radiology
- Vascular Access
Background:
- Central venous catheter (CVC) placement and exchange over a guidewire are common procedures.
- Current policy often mandates routine postprocedure chest radiographs.
- The necessity of routine radiography after CVC exchange over a guidewire is questioned.
Purpose of the Study:
- To evaluate the justification of routine postprocedure chest radiographs after central venous catheter exchanges over a guidewire.
- To determine the incidence of complications, such as catheter malposition, following these procedures.
Main Methods:
- Retrospective review of 295 patients with Swan-Ganz catheters (SGC) from July 1994 to June 1996.
- Analysis of 114 SGC exchanges for CVCs over a guidewire.
- Inclusion of prospective data collection since July 1996, recording postexchange chest radiographs and clinical data.
Main Results:
- A total of 380 over-a-wire exchanges were documented.
- No complications, including catheter malposition, were reported in any of the documented exchanges.
- Radiographic findings and clinical data were analyzed for correlation with outcomes.
Conclusions:
- Routine chest radiographs are not necessary following central venous catheter replacement over a guidewire.
- Clinical judgment and monitoring in a healthcare setting are sufficient to ensure patient safety.
- Eliminating routine radiography can reduce unnecessary imaging and associated costs.
Background:
Subclavian vein central venous catheterization and the subsequent exchange of subclavian catheters over a guidewire are frequently performed procedures. We hypothesized that the policy of obtaining a routine postprocedure chest radiograph to confirm appropriate catheter placement and to rule out complications after exchanging central venous catheters over a wire was no longer justifiable.
Methods:
A retrospective study of 295 patients with Swan-Ganz catheters (SGC) was performed between July 1, 1994 and June 30, 1996. One hundred fourteen of these SGCs were exchanged over a guidewire for a central venous catheter (CVC). Postexchange chest radiograph and associated radiologist's report, as well as age, gender, and duration of catheter placement were all recorded. Since July 1996, this study has been extended prospectively.
Results:
Of the 380 documented over-a-wire exchanges, none has resulted in a complication, including catheter malposition.
Conclusion:
We conclude from these data that a routine chest radiograph following the replacement of a CVC over a guidewire is not necessary when good clinical judgment and discrimination are used in a monitored setting.