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Position-dependent ventricular tachycardia related to a peripherally inserted central catheter
1Department of Internal Medicine, Mayo Clinic Rochester, Minn. 55905, USA.
Mayo Clinic Proceedings
|April 13, 2000
Summary
Peripherally inserted central venous catheters (PICCs) offer safety benefits but can cause body position-dependent ventricular tachycardia. Repositioning the PICC resolved this rare cardiac complication in two patients.
Area of Science:
- Cardiology
- Medical Devices
- Vascular Access
Background:
- Peripherally inserted central venous catheters (PICCs) are increasingly used for venous access due to their safety profile.
- PICCs reduce risks like pneumothorax and arterial puncture compared to central venous catheters.
- Despite advantages, PICCs have associated risks that require ongoing investigation.
Observation:
- Two cases of ventricular tachycardia were observed in patients with PICCs.
- These cardiac events were dependent on the patient's body position.
- Patients had no previous history of cardiac arrhythmias.
Findings:
- The ventricular tachycardia episodes were directly linked to the position of the PICC.
- Repositioning the PICC successfully corrected the arrhythmia in both cases.
- This suggests a novel, previously undescribed complication of PICC use.
Implications:
- Highlights a potential serious cardiac risk associated with PICCs.
- Emphasizes the importance of considering PICC placement in unexplained arrhythmias.
- Suggests further research into the mechanisms and prevention of PICC-related cardiac events.