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Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
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DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
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Left heart catheterization is an invasive diagnostic procedure used to evaluate the function and structure of the left side of the heart. It is generally performed to diagnose and treat cardiovascular conditions such as valve abnormalities, coronary artery disease, and congenital heart defects.Diagnostic and therapeutic purposesLeft heart catheterization serves various diagnostic and therapeutic purposes, including:Assessing coronary artery bypass grafts.Evaluating coronary artery disease in...
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Outcomes and Risk Factors Following Tunneled Peritoneal Dialysis Catheter Insertion by Interventional Radiologists.

Rithvik Karthikeyan1, Ileesha Singh1, Satvik Hadigal2

  • 1University College Cork School of Medicine, Cork, Ireland.

Journal of Vascular and Interventional Radiology : JVIR
|September 28, 2025
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Summary
This summary is machine-generated.

Patient factors like diabetes may increase adverse events in tunneled peritoneal dialysis (PD) catheters. Peritonitis remains a common complication, with Staphylococcus infections noted in late-onset cases. Further research is needed for improved PD outcomes.

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Area of Science:

  • Nephrology
  • Interventional Radiology
  • Public Health

Background:

  • Peritoneal dialysis (PD) is a crucial kidney replacement therapy.
  • Tunneled PD catheter placement by interventional radiology (IR) is common.
  • Adverse events can significantly impact PD patient outcomes.

Purpose of the Study:

  • To evaluate patient-specific factors associated with adverse events in tunneled PD catheters.
  • To identify risks such as age, sex, and diabetic involvement.
  • To analyze complications including peritonitis, catheter dysfunction, and death.

Main Methods:

  • Retrospective cohort study of 104 patients undergoing initial tunneled PD catheter insertion by IR.
  • Adverse events defined as peritonitis, catheter dysfunction, insufficiency, intolerance, or death.
  • Logistic regression and Cox proportional-hazards models used for risk factor analysis.

Main Results:

  • 30.8% of patients experienced at least one adverse event, primarily peritonitis.
  • Diabetic involvement showed a hazard ratio of 1.59, suggesting a potential risk.
  • Staphylococcus infections were more prevalent in late-onset peritonitis (P = .03).

Conclusions:

  • Peritonitis is a significant adverse event in PD, necessitating attention to management and antibiotics.
  • Diabetic involvement is a notable risk factor for adverse events related to PD catheters.
  • Understanding PD complexities is vital for enhancing clinical outcomes.