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Chronic hemodialysis in children weighing less than 10 kg
Catherine Quinlan1, Marie Bates, Aishling Sheils
1Department of Nephrology, The Children's University Hospital, Temple Street, Dublin 1, Ireland. cathyquinlan@mac.com
Insights
Chronic hemodialysis (HD) is a viable option for infants under 10 kg when peritoneal dialysis fails. Careful vascular access management minimizes complications, ensuring successful long-term treatment for pediatric patients.
Area of Science:
- Pediatric Nephrology
- Renal Replacement Therapy
- Infant Health
Background:
- Hemodialysis (HD) is typically a second-line treatment for infants when peritoneal dialysis (PD) is unsuccessful.
- This study examines the use of HD in infants weighing less than 10 kg.
Purpose of the Study:
- To evaluate the morbidity, complications, and outcomes of long-term HD in infants weighing less than 10 kg.
- To assess the viability of HD as a management option for this specific pediatric population.
Main Methods:
- A retrospective review of clinical data for infants under 10 kg undergoing HD for over 6 months was performed.
- Data collected included demographics, anthropometrics, diet, vascular access details, HD prescription, complications, and outcomes.
Main Results:
- Nine infants meeting the criteria were analyzed, with a median age of 9 months at HD initiation.
- Growth parameters showed improvement during HD, with median energy and protein intake of 96.6 kcal/kg/day and 1.66 g/kg/day, respectively.
- Vascular access demonstrated good longevity (median 13 months for central venous catheters) and low infection rates (0.14/patient year), with a median of 0.32 line changes/patient year.
Conclusions:
- Chronic HD is a feasible treatment for infants weighing less than 10 kg.
- Effective vascular access care is crucial for maximizing catheter longevity and minimizing infection rates in this cohort.
Background:
Hemodialysis (HD) in infants is usually used when peritoneal dialysis (PD) has failed. We describe our experience with HD, outlining the morbidity, complications, and outcomes for infants weighing less than 10 kg managed with HD for more than 6 months over a 10-year period.
Methods:
A retrospective review of the clinical notes was conducted to collect demographic information, anthropometric data, dietary history, site and form of vascular access, details of HD prescription, complications, and outcomes.
Results:
Nine patients weighing less than 10 kg were hemodialyzed for more than 6 months. Median age at commencement was 9 months. Median weight and height standard deviation score (SDS) at commencement of HD were -2.14 and -0.61, respectively, and at the end they were -1.56 and -1.61. Median energy intake was 96.6 kcal/kg/day and protein intake was 1.66 g/kg/day. Median number of line revisions was 0.32 line changes/patient year. Median central venous catheter (CVC) longevity was 13 months. Mean rate of line infection was 0.14/patient year. Median time on HD was 27 months. Median age at transplantation was 3.4 years.
Conclusions:
This case series shows that chronic HD is a viable management option in children <10 kg. Access issues can be minimized with good line care to maximize line longevity and minimize line infection rates.
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