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Comparative Study of Complications in CV Catheter Insertion for Pediatric Patients: Real-time Ultrasound-guided
Shuichi Takano1, Norio Shimizu1, Naruo Tokuyasu1
1Division of Surgical Oncology, Department of Surgery, School of Medicine, Tottori University Faculty of Medicine, Yonago 683-8504, Japan.
Insights
Real-time ultrasound-guided puncture (RTUS) for pediatric central venous catheters (CVC) insertion shows fewer mechanical complications than venography-guided puncture (VG). Delayed complications and premature removal are more common in children under five years old.
Area of Science:
- Pediatric Surgery
- Vascular Access
- Interventional Radiology
Background:
- Tunneled central venous catheters (CVC), such as Broviac/Hickman catheters, are crucial for long-term pediatric treatment.
- Percutaneous CVC insertion is increasingly favored for its minimally invasive nature.
- Understanding complications associated with different CVC insertion techniques is vital for patient safety.
Purpose of the Study:
- To review mechanical and delayed complications of CVC insertion in pediatric patients.
- To compare complication rates among surgical cut-down (CD), real-time ultrasound-guided puncture (RTUS), and venography-guided puncture (VG) insertion methods.
- To identify risk factors associated with CVC insertion complications in this population.
Main Methods:
- A retrospective review of 159 pediatric patients undergoing CVC insertion.
- Procedures included surgical venous cut-down (CD), real-time ultrasound-guided puncture (RTUS), and venography-guided puncture (VG).
- Analysis of mechanical and delayed complications, stratified by insertion technique and patient age.
Main Results:
- No mechanical complications were observed with CD or RTUS, while 3 (6%) occurred with VG.
- Delayed complications and premature removal were significantly higher in patients under 5 years old (42% overall).
- No significant risk factors for mechanical complications were identified.
Conclusions:
- Real-time ultrasound-guided puncture (RTUS) is associated with fewer mechanical complications compared to venography-guided puncture (VG).
- Pediatric patients under 5 years old are at higher risk for delayed complications and premature CVC removal.
- RTUS should be considered for CVC insertion to minimize mechanical complications in pediatric patients.
Background:
Tunneled central venous catheters (CVC), called Broviac/Hickman catheter, are widely used in the long-term treatment of pediatric patients. Recently, the percutaneous approach for CVC insertion has become dominant as a less invasive intervention. In this study, we reviewed the mechanical and delayed complications according to different procedures of CVC insertion and assessed the risk factors for complications in CVC insertions for pediatric patients.
Methods:
A total of 159 pediatric patients (85 males and 74 females) were included in this study. Primary reasons for indication of CVC settlement were hemato-oncologic disorders (66 cases, 42%), malignant solid tumors (30, 19%) and other benign diseases (63, 40%). CVC insertion was performed with surgical venous cut-down (CD) in 51 patients (32%), with real-time ultrasound-guided puncture (RTUS) in 57 (36%), and venography-guided puncture (VG) in 49 (31%).
Results:
CD was dominantly selected and the frequency of venipuncture increased respective to the increased age of patients. RTUS was dominantly selected for one to four year old patients and VG was dominant in 5 to 15 year old patients. Some types of mechanical complication were observed in 4 of 159 (2.5%) and some delayed types were observed in 66 of 159 cases (42%). No mechanical complications occurred in cases with CD and RTUS; on the other hand, 3 (6%) of 49 insertions with VG were observed. However, we could not show any significant risk factors for the mechanical complications. In the meantime, delayed complications and premature removal were significantly observed in patients under 5 years old.
Conclusion:
RTUS is superior to our conventional VG considering less frequent mechanical complications. High frequent delayed complication and premature removal should be considered, especially for patients under 5 years old.
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