The Patency Rate of the Primary and Exchanged Femoral Haemodialysis Catheters
Journal name: The Malaysian Journal of Medical Sciences
Original article title: The Patency Rate of the Primary and Exchanged Femoral Haemodialysis Catheters
The Malaysian Journal of Medical Sciences (MJMS) is a peer-reviewed, open-access journal published online at least six times a year. It covers all aspects of medical sciences and prioritizes high-quality research.
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Roozbeh Cheraghali, Pezhman Farshidmehr
The Malaysian Journal of Medical Sciences:
(A peer-reviewed, open-access journal)
Full text available for: The Patency Rate of the Primary and Exchanged Femoral Haemodialysis Catheters
Year: 2021 | Doi: 10.21315/mjms2021.28.4.10
Copyright (license): CC BY 4.0
Download the PDF file of the original publication
Summary of article contents:
Introduction
Vascular access is crucial in the management of patients undergoing haemodialysis, with various access types available, including arteriovenous fistulae, grafts, and catheters. The femoral vein is often chosen when upper extremity access is limited, but tunneled femoral catheters are associated with low patency rates and high complication risks, such as infections and deep vein thrombosis (DVT). This study aims to evaluate the patency and mortality rates of tunneled femoral catheters in dialysis patients, while also identifying factors that may influence catheter survival.
Importance of Catheter Patency Rates
The results of the study indicate a median primary patency of 7 months for tunneled femoral catheters, with significant decline in patency rates over time—79% at 2 months, 68% at 4 months, and 48% at 6 months. Exchanged catheter survival was observed at 8 months with patency rates dropping to 72% at 1 month and further down to 32% at 8 months. Notably, 25 deaths occurred during the follow-up period, with 8% attributed to the lack of alternative dialysis access. Factors such as older age and comorbidities like diabetes and hypertension were found to negatively impact the primary patency rates, highlighting the need for careful patient management and consideration of alternative dialysis access options.
Conclusion
The study underscores the low patency rate of tunneled femoral catheters, suggesting they should be a last resort for vascular access in haemodialysis patients when other options are not available. The findings advocate for early creation of arteriovenous fistulas in patients with end-stage renal disease to prevent complications associated with repeated catheterizations. Increasing patient education on maintaining vascular access can also play a crucial role in improving catheter longevity and overall patient outcomes.
FAQ section (important questions/answers):
What was the focus of the study on femoral catheters?
The study aimed to evaluate the primary and exchanged femoral catheter patency rates, mortality rates, and risk factors affecting femoral catheter survival among patients requiring dialysis access.
How many patients and catheters were included in the study?
The study included 79 tunneled femoral catheters created from 2017 to 2020, involving 62 patients who solely relied on femoral catheter access for dialysis.
What were the findings regarding catheter patency rates?
The median primary patency was 7 months, with rates of 79%, 68%, and 48% at 2, 4, and 6 months, respectively, indicating a low patency rate for tunneled femoral catheters.
What should be considered regarding the use of femoral catheters?
Tunneled femoral catheters should be considered a last resort for dialysis access when other options are not available, due to low patency rates and higher complication risks.
Glossary definitions and references:
Scientific and Ayurvedic Glossary list for “The Patency Rate of the Primary and Exchanged Femoral Haemodialysis Catheters”. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.
1) Table:
The term 'Table' refers to a structured arrangement of data, typically found in research papers where statistics, demographics, and relevant findings are presented. Tables facilitate quick reference and comparative analysis, making it easier for readers to digest complex information and understand relationships between different variables in the study.
2) Study (Studying):
The 'Study' represents a rigorous investigation aimed at exploring specific hypotheses or questions, in this case related to tunneled femoral catheters. It employs systematic methods, such as cohort analysis to draw conclusions on catheter patency rates and mortality, contributing valuable data to the field of vascular access in dialysis patients.
3) Dressing:
In the context of medical procedures, 'Dressing' pertains to materials applied to wounds or surgical sites to promote healing and prevent infection. In this paper, specific dressing protocols are highlighted in relation to catheter exit sites, emphasizing the importance of proper care in mitigating complications like infections associated with vascular access.
4) Rules:
'Rules' refer to established guidelines or protocols that govern practices in medical research or clinical procedures. In this study, adherence to rules related to catheter care, hygiene, and dialysis routines is crucial to ensuring patient safety and improving outcomes, reflecting best practices in clinical settings.
5) Maya (Maya°):
The name 'Maya' references a specific study in the context of tunneled femoral catheters. It serves as a benchmark in ongoing research, illustrating the outcomes and comparative effectiveness of femoral dialyses. This historical study contributes to understanding advancements and trends in catheter management over time.
6) Male:
'Male' denotes the gender classification of subjects in the study. Understanding the demographic distribution of male versus female patients can reveal potential differences in health outcomes or complication rates. In many medical studies, gender-related factors influence various physiological responses, necessitating gender-based analyses to draw inclusive conclusions.
7) Death:
'Death' is a critical endpoint in medical studies, indicating mortality rates among subjects. The study examines the factors associated with mortality in patients relying on tunneled femoral catheters, highlighting the dire need for effective vascular access solutions to improve survival rates in dialysis-dependent patients and avoid catastrophic outcomes.
8) Blood:
'Blood' plays a crucial role in the study as it relates to hemodialysis, where circulating blood must be efficiently filtered and returned to the patient. The quality of vascular access, including catheters, is paramount for effective blood flow, impacting overall treatment efficacy and patient health outcomes.
9) Kubo:
'Kubo' references a contributor in vascular access research, specifically in the perspective of tunneling techniques within hemodialysis. This name stands as part of the academic discourse around catheter management, providing insights into comparative practices or outcomes associated with femoral and jugular access within the medical community.
10) Life:
'Life' in the narrative discusses the functional duration of catheters, addressing survival rates and complications. Longer 'life' for a catheter relates to effective management and care protocols, underlining the objectives of improving patient outcomes and ensuring the durability of medical interventions used for dialysis.
11) Discussion:
'Discussion' is a section of the study where findings are interpreted and contextualized. Here, researchers analyze their results, compare them with existing literature, and delve into implications. It offers a platform for critique, resulting insights, and suggestions for future research directions, enriching the study's overall narrative.
12) Antibiotic (Antibacterial):
'Antibiotic' refers to substances used to prevent or treat infections caused by bacteria. In the context of the study, it highlights the importance of antibiotics in managing potential complications from catheter use, like infections, and prompts discussion on effective strategies to reduce such postoperative complications in dialysis patients.
13) Knowledge:
'Knowledge' involves understanding gained through education and experience. In healthcare, it plays a vital role in patient education about catheter care and management. Enhancing patient 'knowledge' can lead to improved adherence to care protocols, ultimately increasing the effectiveness and longevity of vascular access devices in dialysis care.
14) Bleeding:
'Bleeding' is a significant concern regarding vascular access, as it can indicate serious complications from catheter use. The study mentions bleeding in relation to anticoagulation therapies, emphasizing the need for monitoring and management strategies to prevent bleeding events while ensuring optimal functioning of dialysis catheters.
15) Relative:
'Relative' may refer to relationships or associations identified in the study, particularly between patient demographics or health conditions and catheter outcomes. Understanding these 'relative' factors is essential for clinicians to personalize care and improve strategies for enhancing catheter patency and reducing complications in patients with renal failure.
16) Disease:
'Disease' signifies a pathological condition that affects an individual's health. In the context of this study, end-stage renal disease (ESRD) is highlighted as a critical factor influencing patients' need for vascular access solutions like tunneled femoral catheters, underscoring the study's significance in improving treatments for chronic health conditions.
17) Science (Scientific):
'Science' denotes the systematic study of the structure and behavior of the physical and natural world through observation and experiment. This study embodies scientific inquiry by collecting and analyzing data around tunneled femoral catheters, contributing to evolving knowledge and practices in the field of nephrology and vascular access management.
18) Edema (Oedema):
'Edema' refers to the swelling caused by fluid accumulation in tissues, often a concern in patients with vascular access procedures. The study discusses edema in the context of complications arising from catheter use, signifying the need for vigilance and tailored management in patients who develop such symptoms post-procedure.
19) Vena:
'Vena' is a term related to blood vessels, specifically veins. In the context of the study, it focuses on femoral vein access for dialysis. Understanding the anatomy and physiology of the 'vena' is crucial for successful catheter placement and function, as well as minimizing complications associated with vascular access.
20) Beta:
'Beta' typically refers to the beta coefficient in statistical analyses, indicating the change in the dependent variable for a one-unit change in the predictor variable. In this study, it can reflect risk factors affecting catheter outcomes, guiding clinicians in understanding relationships between variables influencing vascular access success.
21) Line:
'Line' could reference the guidelines or protocols established for clinical practices, particularly in catheter insertion and management. This emphasizes the importance of adhering to standards of care, ensuring quality in patient treatment, and reducing complications associated with tunneled femoral catheters through established best practices.
22) Hand:
'Hand' may relate to the skill or manual dexterity required during catheter placement and care. In the study, experienced hands that are essential for successful catheter insertion and maintenance highlight the significance of professional expertise in achieving optimal patient outcomes and reducing complications in vascular access procedures.
23) Post:
'Post' may refer to postoperative management and care in the context of catheter use. This includes monitoring patients for complications like infections or thrombosis after the procedure, underscoring the importance of vigilant follow-up and management strategies to ensure the continued functionality and safety of vascular access devices.
24) Cina:
'Sina' pertains to the specific hospital involved in the study, which is instrumental in conducting the research. Its inclusion provides a context for the patient population, care standards, and specific practices followed in the study, connecting regional healthcare practices to outcomes observed among dialysis patients.
25) Pur:
'Poor' describes the low patency rates and outcomes associated with tunneled femoral catheters in hemodialysis. This term encapsulates the need for further research, improvements in practices, and exploration of alternative vascular access strategies to enhance patient outcomes, tackle complications, and reduce dependency on less effective options.
Other Science Concepts:
Discover the significance of concepts within the article: ‘The Patency Rate of the Primary and Exchanged Femoral Haemodialysis Catheters’. Further sources in the context of Science might help you critically compare this page with similair documents:
Age, Edema, Skin, Physician, Blood, Mortality, Diabetes, Local anesthesia, Older age, Informed consent, Complication, Conflict of interest, Statistical analysis, Follow-up, Patient, Data analysis, Long-term use, Statistical Significance, Statistically Significant, Body mass index, Ethics committee, Lower extremities, P Value, Confounding factors, Thrombosis, Anticoagulation therapy, End stage renal disease, Patients with diabetes, Mortality Rate, Hypertension, Deep vein thrombosis, Institutional review board, Study participants, Prospective cohort study, Odds ratio, Confidence interval, Study results, Study duration, Renal failure, Mean age, Standard deviation, Study period, Renal disease, Risk factor, Comorbidities, Failure rate, Dialysis patients, Cohort Study, Hemodialysis patients, Dialysis, Dialysis unit, Renal stone, Medical personnel, ESRD patients, Patient Outcome, Risk, Institutional review board approval, Haemodialysis session, Electronic database, Survival Curve, Tissue plasminogen activator, Blood clot, Complication rate, Central vein, Renal dialysis, Patient group, Vascular surgeon, Operating room, Heparin, Catheter complications, Infection, Haemodialysis Patients, Balloon angioplasty, DVT, Study outcome, Arteriovenous grafts, Vascular access, Patency rates, Hazard ratio, Poor access, Study aim, Abstract background, Survival function, Study material, Patient age, Life table, Skin site.
Concepts being referred in other categories, contexts and sources.
Sex, Male, Access, Survival, Failure, Cox regression analysis, Patient death, Female, HR, Cox regression, Vein.