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Biomedical subjects

R J Ingle

Publications and source records attributed to R J Ingle.

4 recordsLinked to original sources

Rare complications of vascular access devices.

OBJECTIVE: To provide an overview of rare complications of vascular access devices in terms of etiology, assessment, management, and follow-up. CONCLUSIONS: Rare complications of vascular access devices are serious and in some cases life-threatening. These complications include pinch-off and catheter fracture, catheter malposition and migration, cardiac perforation, extravasation, breakage, and defective devices. Knowledge and awareness of these complications can contribute to accurate identification and immediate management. Documentation and reporting of complications to the Food and Drug Administration helps to ensure the safety and efficacy of vascular access devices. IMPLICATIONS FOR NURSING PRACTICE: Developing the expertise needed to manage these types of complications is a continual challenge to the oncology nurse. Although managing rare complications is usually performed by a physician, recognizing the clinical manifestations will alert the nurse to seek medical advice immediately, thus decreasing the risk of mortality. All health care professionals are responsible for continually monitoring vascular access devices, consistently documenting findings, and communicating recommendations for care.

Catheterization, Central Venous↗

Central venous catheter "pinch-off" and fracture: a review of two under-recognized complications.

Although uncommon, "pinch-off syndrome" and catheter fracture are reported complications of central venous catheters (CVCs). Pinch-off syndrome is characterized by intermittent catheter malfunction in conjunction with radiologic evidence of catheter compression. Warning signs of pinch-off syndrome include difficulty with-drawing blood samples and resistance to infusion of IV fluids. CVC fracture is characterized by migration of the distal catheter fragment through the heart and, often, into the pulmonary artery; it may be accompanied by the sudden onset of chest pain, palpitations, and arrhythmias. Twenty-seven cases of CVC fracture were reviewed, including 22 cases reported in the literature as well as an analysis of 5 cases that occurred at the authors' institution. Among the 22 cases reported in the literature, the average length of time between catheter insertion and fracture was 6.7 months. In 82% of these cases, the fracture occurred at the clavicle/first rib junction, where mechanical friction against the catheter has been well established as the mechanism for most fractures. In 9 of these 22 cases, evidence of catheter compression was noted on chest x-ray prior to fracture. This paper discusses assessment criteria for pinch-off syndrome and catheter fracture, as well as nursing implications regarding the prevention and early detection of these potentially serious complications.

Adult↗