Displaying publications 21 - 40 of 356 in total

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  1. Raharjo Y, Ismail AF, Othman MHD, Malek NANN, Santoso D
    Mater Sci Eng C Mater Biol Appl, 2019 Oct;103:109722.
    PMID: 31349515 DOI: 10.1016/j.msec.2019.05.007
    In this work, the novel imprinted zeolite (IZ) was synthesized, and its properties and performance in terms of adsorption of p-Cresol, which represent the protein-bounded uremic toxins in aqueous phase under phosphate buffer saline, were studied and compared with the synthesized zeolite-Y (ZeoY-S) and commercial CBV 100 zeolite-Y (ZeoY-C). The ZeoY-S was synthesized from sodium aluminate, NaOH, H2O and SiO2 under aging for 24 h at room temperature and hydrothermal condition for 24 h at 100 °C, with an initial composition of 10SiO2:Al2O3:4Na2O:180H2O. The ZeoY-S has been modified by using the imprinting technology to produce the IZ via the use of p-Cresol as a template. The p-Cresol successfully imprinted on the zeolite-Y was proved through the multipoint Brunauer-Emmett-Teller (BET) and the performance of IZ that was compared to ZeoY-S and ZeoY-C. Based on the BET results, it proves that the pore size of IZ is in accordance with the target compound, which is p-Cresol at 0.79 nm. This modification was able to adsorb p-Cresol 2.5 and 3.5 times higher than ZeoY-S and ZeoY-C can, respectively. Langmuir and Freundlich adsorption isotherm models, together with the pseudo-first and -second order and intra-particle diffusion kinetics models, were used to investigate the adsorption behavior of p-Cresol on the zeolites. The IZ has 4.30 times greater competitive molecules than ZeoY-S and the properties of IZ were not influenced by the content of other phenolic group uremic toxins as competitive molecules. It can be concluded that the micropores of zeolite as adsorbent can be modified using the imprinting technology in order to increase its sensitivity and selectivity towards p-Cresol.
    Matched MeSH terms: Renal Dialysis*
  2. Khoo CS, Tee TY, Tan HJ, Ali RA
    J Neurosci Rural Pract, 2019 4 20;10(2):324-326.
    PMID: 31001027 DOI: 10.4103/jnrp.jnrp_315_18
    We report a patient with end-stage renal disease on peritoneal dialysis, who developed encephalopathy after receiving a few doses of cefepime. He recovered clinically and electroencephalographically after having discontinued the culprit agent and undergone hemodialysis. This case highlights the importance of promptly recognizing this reversible encephalopathy, which can lead to the avoidance of unnecessary workup, reduce the length of hospital stay, and thereby improve the patients' outcome.
    Matched MeSH terms: Renal Dialysis; Peritoneal Dialysis
  3. Pujiastuti TT, Aima H, Lokonathan S, Chiew L
    Enferm Clin, 2020 06;30 Suppl 5:17-20.
    PMID: 32713561 DOI: 10.1016/j.enfcli.2020.01.007
    Hemodialysis is a treatment for patients with kidney failure. One of the main problems in patients on hemodialysis is increasing of interdialytic weight gain (IDWG) due to decreased kidney excretion function. Increasing of interdialytic weight gain cause dangerous conditions and reduce the function of whole-body systems, especially cardiovascular and respiratory systems. These conditions require appropriate intervention. Various references reported intradialysis exercise can be an alternative intervention to reduce interdialytic weight gain. The purpose of this study was to determine the effectiveness of intradialytic exercise intervention to reduce interdialytic weight gain in patients on hemodialysis. A quantitative descriptive analytic study was conducted. Sixty-four patients on hemodialysis were randomly selected in hemodialysis unit. Patients performed intradialytic exercise twice a week for 8 weeks. Statistical analysis with general linear model repeated measure showed there was decrease in the interdialytic weight gain mean in patients on hemodialysis after 3-8 weeks intervention intradialytic exercise with p value of 0.000; <0.05. The interdialytic weight gain mean decrease between 0.281 and 1.438kg. Performed minimal four weeks intradialytic exercise was effective to reduced interdialytic weight gain in patients on hemodialysis. Based on the results of the study, it is suggested for nurses to educate patient on hemodialysis about intradialytic exercise. Intradialytic exercise can be an alternative independent nursing intervention to reduce interdialytic weight gain in patients on hemodialysis.
    Matched MeSH terms: Renal Dialysis*
  4. Balakrishnan S, Aamar A, Rhee S, Zakaria S, Khaliq W
    Med J Malaysia, 2016 Jun;71(3):152-3.
    PMID: 27495894
    Gram-negative endocarditis is rare and it has high mortality if there is a delay in diagnosis and treatment. Gram-negative organisms should be considered in the differential diagnosis of IE in hemodialysis patients. Central lineassociated bloodstream infections (CLABSIs) can be prevented by following sterile measures during catheter insertion and proper management of catheter site.
    Matched MeSH terms: Renal Dialysis*
  5. Wong WK, Chan WK, Ganapathy SS, Lim SK
    Semin Dial, 2023 Mar;36(2):107-116.
    PMID: 35821201 DOI: 10.1111/sdi.13117
    BACKGROUND: Metabolic-dysfunction-associated fatty liver disease (MAFLD) and end stage kidney disease (ESKD) are complications of the metabolic syndrome. Our aim is to study the prevalence of MAFLD and advanced liver fibrosis and the associated factors among hemodialysis patients in a multiracial urban population in Malaysia.

    METHODS: A cross-sectional study of hemodialysis patients from 10 hemodialysis centers was used. FibroTouch examination was performed on all patients. Fatty liver was diagnosed based on ultrasound attenuation parameter ≥248 dB/m while advanced liver fibrosis was diagnosed based on liver stiffness measurement ≥10 kPa.

    RESULTS: This study included 447 hemodialysis patients (median age 59 [50-67], male 55%, Chinese 61%, Malay 20%, Indian 18%). Dialysis vintage was 49 (22-93) months. The prevalence of MAFLD was 43.4%. Independent factors associated with MAFLD were elevated waist circumference (aOR = 10.1, 95% CI = 5.3-19.4, p 

    Matched MeSH terms: Renal Dialysis*
  6. Thong KM, Jalalonmuhali M, Choo CL, Yee SY, Yahya R, Jeremiah PN, et al.
    Med J Malaysia, 2024 Mar;79(2):234-236.
    PMID: 38553931
    Diabetes mellitus is the main aetiology of end stage kidney disease (ESKD) in Malaysia. However, there may be concerns of over-reporting of diabetes mellitus as the cause of ESKD in the Malaysian Dialysis and Transplant Registry (MDTR). The objective of this audit is to assess the accuracy of data collected in the MDTR. There were 151 centres/source data providers (SDP) with a total of 1977 patients included in this audit. The audit showed that 80.2% of doctors' records matched the MDTR data. The results were comparable with published validation studies in other countries.
    Matched MeSH terms: Renal Dialysis/adverse effects
  7. Khan TM, Alhafez AA, Syed Sulaiman SA, Bin Chia DW
    Saudi Pharm J, 2015 Nov;23(6):614-20.
    PMID: 26702255 DOI: 10.1016/j.jsps.2014.10.004
    The aim of this study was to assess the safety and probability of adverse events associated with the use of 75 mg pregabalin post hemodialysis (pHD) among patients with UP.
    Matched MeSH terms: Renal Dialysis
  8. Mohamad Ali A, Uhwut E, Liew S
    Biomed Imaging Interv J, 2012 Jan;8(1):e8.
    PMID: 22970064 MyJurnal DOI: 10.2349/biij.8.1.e8
    Fibrin sheath formation around long-term haemodialysis catheter is a common cause of failed dialysis access. Treatment options include pharmacological and mechanical methods. This paper reports a case of failed dialysis access due to fibrin sheath encasement. Pharmacologic thrombolysis, mechanical disruption using guide wire and catheter exchange had failed to address the issue. Eventually, fibrin sheath stripping using the loop snare technique was able to successfully restore the catheter function.
    Matched MeSH terms: Renal Dialysis
  9. Hooi LS, Lim TO, Goh A, Wong HS, Tan CC, Ahmad G, et al.
    Nephrology (Carlton), 2005 Feb;10(1):25-32.
    PMID: 15705178 DOI: 10.1111/j.1440-1797.2005.00360.x
    BACKGROUND: This is a multi-centre study to determine cost efficiency and cost effectiveness of the Ministry of Health centre haemodialysis and continuous ambulatory peritoneal dialysis (CAPD) programme.
    METHODS: Forty-four haemodialysis and 11 CAPD centres were enrolled in this study in 2001. Sixty patients, 30 from each modality, were evaluated. Micro-costing was used to determine costs.
    RESULTS: The number of haemodialyses conducted ranged from 402 to 23,000 procedures per year, while for CAPD, output ranged from 70 to 2300 patient months/year. Cost ranged from RM79.61 to RM475.79 per haemodialysis treatment, with a mean cost of RM169 per HD (USD 1 = RM 3.80). The cost of CAPD treatment ranged from RM1400 to RM3200 per patient month, with a mean of RM2186. Both modalities incurred similar outpatient costs. The cost of erythropoeitin per year is RM4500 and RM2500 for haemodialysis and CAPD, respectively. The number of life years saved is 10.96 years for haemodialysis and 5.21 years for CAPD. Cost per life year saved is RM33 642 for haemodialysis and RM31 635 for CAPD. The cost for land, building, equipment, overheads, and staff were higher for haemodialysis, while consumables and hospitalization cost more for CAPD. Sensitivity analysis was performed for two discount rates (3 and 5%), varying erythropoietin doses and maximum and minimum overheads. Relative cost effectiveness of haemodialysis and CAPD was unchanged in all sensitivity scenarios, except for overhead costs, which influenced the cost effectiveness of HD.
    CONCLUSION: It is economically viable to promote the use of both CAPD and haemodialysis because the cost effectiveness of both are nearly equal.
    Matched MeSH terms: Renal Dialysis/economics*; Peritoneal Dialysis, Continuous Ambulatory/economics*
  10. Lim TO, Lim YN, Wong HS, Ahmad G, Singam TS, Morad Z, et al.
    Med J Malaysia, 1999 Dec;54(4):459-70.
    PMID: 11072463
    We describe the outcomes on haemodialysis (HD) and continuous ambulatory peritoneal dialysis (CAPD) provided by the Ministry of Health (MOH). The assessment was based on data from the Malaysian Dialysis Registry on 2480 HD and 732 CAPD patients who commenced dialysis between 1980 and 1996. Young patients (age < 40) have remarkable long term survival (life expectancies of 16 years on HD, 18 years on CAPD). Adjusting for background mortality, relative survival of older patients was as good as younger ones. Diabetics did poorly. 52% of HD and 26% of CAPD patients were employed in 1996. 71% of HD patients scored 10(normal) on QL index (a measure of quality of life) while 60% of CAPD patients have similar score. Differences in rehabilitation and QL index scores by age, gender and diabetes were also observed. Outcomes of dialysis in the MOH programme are reassuring.
    Matched MeSH terms: Renal Dialysis/standards*; Peritoneal Dialysis, Continuous Ambulatory/standards*
  11. Crabtree JH, Shrestha BM, Chow KM, Figueiredo AE, Povlsen JV, Wilkie M, et al.
    Perit Dial Int, 2019 04 26;39(5):414-436.
    PMID: 31028108 DOI: 10.3747/pdi.2018.00232
    Matched MeSH terms: Peritoneal Dialysis/instrumentation*; Peritoneal Dialysis/methods*; Peritoneal Dialysis/standards
  12. Abidin MNZ, Goh PS, Ismail AF, Othman MHD, Hasbullah H, Said N, et al.
    Mater Sci Eng C Mater Biol Appl, 2017 Aug 01;77:572-582.
    PMID: 28532067 DOI: 10.1016/j.msec.2017.03.273
    A novel approach in the design of a safe, high performance hemodialysis membrane is of great demand. Despite many advantages, the employment of prodigious nanomaterials in hemodialysis membrane is often restricted by their potential threat to health. Hence, this work focusses on designing a biocompatible polyethersulfone (PES) hemodialysis membrane embedded with poly (citric acid)-grafted-multi walled carbon nanotubes (PCA-g-MWCNTs). Two important elements which could assure the safety of the nanocomposite membrane, i.e. (i) dispersion stability and (ii) leaching of MWCNTs were observed. The results showed the improved dispersion stability of MWCNTs in water and organic solvent due to the enriched ratio of oxygen-rich groups which subsequently enhanced membrane separation features. It was revealed that only 0.17% of MWCNTs was leached out during the membrane fabrication process (phase inversion) while no leaching was detected during permeation. In terms of biocompatibility, PES/PCA-g-MWCNT nanocomposite membrane exhibited lesser C3 and C5 activation (189.13 and 5.29ng/mL) and proteins adsorption (bovine serum albumin=4.5μg/cm2, fibrinogen=15.95μg/cm2) as compared to the neat PES membrane, while keeping a normal blood coagulation time. Hence, the PES/PCA-g-MWCNT nanocomposite membrane is proven to have the prospect of becoming a safe and high performance hemodialysis membrane.
    Matched MeSH terms: Renal Dialysis
  13. Abu Maloh HIA, Soh KL, AbuRuz ME, Chong SC, Ismail SIF, Soh KG, et al.
    Clin Nurs Res, 2022 01;31(1):122-135.
    PMID: 34159828 DOI: 10.1177/10547738211024797
    This study aimed to evaluate the efficacy of Benson's relaxation technique on anxiety and depression among patients undergoing hemodialysis. A systematic review of randomized controlled trials was conducted. Searching databases included EBSCO Host, PubMed, ProQuest, Science Direct, Sage Journals, Ovid, and Google Scholar from January 2000 to September 2020. Five randomized controlled trials were identified. Findings revealed a statistically significant decrease in anxiety score. Concerning depression; one RCT showed a statistically significant decrease and two RCTs revealed a non-significant difference in depression level. The overall quality of the RCTs was not high. Despite that the RCTs showed benefits of BRT in managing anxiety. However, this is not the same for depression. The lack of high-quality scientific evidence supporting its retinue use indicates that additional well designed randomized controlled trials in multiple countries are warranted to support the efficacy of Benson's relaxation technique on anxiety and depression among patients undergoing hemodialysis.
    Matched MeSH terms: Renal Dialysis
  14. Wijewickrama ES, Abdul Hafidz MI, Robinson BM, Johnson DW, Liew A, Dreyer G, et al.
    BMJ Open, 2022 Dec 30;12(12):e065112.
    PMID: 36585149 DOI: 10.1136/bmjopen-2022-065112
    OBJECTIVE: Patients with advanced chronic kidney disease (CKD) or kidney failure receiving replacement therapy (KFRT) are highly vulnerable to COVID-19 infection, morbidity and mortality. Vaccination is effective, but access differs around the world. We aimed to ascertain the availability, readiness and prioritisation of COVID-19 vaccines for this group of patients globally.

    SETTING AND PARTICIPANTS: Collaborators from the International Society of Nephrology (ISN), Dialysis Outcomes and Practice Patterns Study and ISN-Global Kidney Health Atlas developed an online survey that was administered electronically to key nephrology leaders in 174 countries between 2 July and 4 August 2021.

    RESULTS: Survey responses were received from 99 of 174 countries from all 10 ISN regions, among which 88/174 (50%) were complete. At least one vaccine was available in 96/99 (97%) countries. In 71% of the countries surveyed, patients on dialysis were prioritised for vaccination, followed by patients living with a kidney transplant (KT) (62%) and stage 4/5 CKD (51%). Healthcare workers were the most common high priority group for vaccination. At least 50% of patients receiving in-centre haemodialysis, peritoneal dialysis or KT were estimated to have completed vaccination at the time of the survey in 55%, 64% and 51% of countries, respectively. At least 50% of patients in all three patient groups had been vaccinated in >70% of high-income countries and in 100% of respondent countries in Western Europe.The most common barriers to vaccination of patients were vaccine hesitancy (74%), vaccine shortages (61%) and mass vaccine distribution challenges (48%). These were reported more in low-income and lower middle-income countries compared with high-income countries.

    CONCLUSION: Patients with advanced CKD or KFRT were prioritised in COVID-19 vaccination in most countries. Multiple barriers led to substantial variability in the successful achievement of COVID-19 vaccination across the world, with high-income countries achieving the most access and success.

    Matched MeSH terms: Renal Dialysis
  15. Tan HJ, Lim KY, Rajah R, Ng CF
    BMJ Case Rep, 2021 Nov 17;14(11).
    PMID: 34789530 DOI: 10.1136/bcr-2021-246499
    Lithium is a medication with a variety of medical usage for various diseases including bipolar mood disorder. As the therapeutic window of lithium is narrow, its usage is commonly associated with toxicity. Lithium toxicity affects multiple systems especially the central nervous system, leading to neuropsychiatric complications. Haemodialysis is an effective method for lithium removal especially in severe lithium toxicity such as neurotoxicity with electroencephalogram changes. We describe a case of lithium neurotoxicity with electroencephalographic abnormalities which was reversed following haemodialysis.
    Matched MeSH terms: Renal Dialysis
  16. Ripon MSH, Ahmed S, Rahman T, Rashid HU, Karupaiah T, Khosla P, et al.
    PLoS One, 2023;18(9):e0291830.
    PMID: 37733829 DOI: 10.1371/journal.pone.0291830
    Hemodialysis (HD) is a treatment for ensuring the survival of end-stage kidney disease (ESKD) patients, and nutrition care is integral to their management. We sent questionnaires to evaluate the total dialysis service capacity and nutrition services across all dialysis facilities (DF) in Bangladesh, with responses from 149 out of 166 active DFs. Survey results revealed that 49.7% of DFs operated two shifts, and 42.3% operated three shifts daily, with 74.5% holding between one and ten dialysis machines. Sixty-three percent of DFs served between one and 25 patients per week, and 77% of patients received twice-weekly dialysis. The average cost for first-time dialysis was 2800 BDT per session (range: 2500-3000 BDT), but it was lower if reused dialyzers were used (2100 BDT, range: 1700-2800 BDT). Nutritionists were available in only 21% of the DFs. Parameters related to nutritional health screening (serum albumin, BMI, MIS-malnutrition inflammation assessment, and dietary intakes) were carried out in 37.6%, 23.5%, 2%, and 2% of the DFs, respectively, only if recommended by physicians. Nutrition education, if recommended, was provided in 68.5% of DFs, but only in 17.6% of them were these delivered by nutritionists. The recommendation for using renal-specific oral nutrition supplements (ONS) is not a familiar practice in Bangladeshi DFs and, therefore, was scarcely recommended. Dialysis capacity across Bangladesh is inadequate to meet current or projected needs and nutrition education and support across the DFs to benefit improving patients' quality of life is also inadequate.
    Matched MeSH terms: Renal Dialysis
  17. Mendes K, Harmanjeet H, Sedeeq M, Modi A, Wanandy T, Zaidi STR, et al.
    Perit Dial Int, 2018 07 10;38(6):430-440.
    PMID: 29991562 DOI: 10.3747/pdi.2017.00274
    BACKGROUND: Infections caused by ceftazidime-resistant Pseudomonas and extended-spectrum beta-lactamase (ESBL)-producing gram-negative bacteria are increasing worldwide. Meropenem and piperacillin/tazobactam (PIP/TZB) are recommended for the treatment of peritoneal dialysis-associated peritonitis (PDAP) caused by ceftazidime-resistant Pseudomonas and other resistant gram-negative bacteria. Patients may also receive intraperitoneal heparin to prevent occlusion of their catheters. However, the stability of meropenem or PIP/TZB, in combination with heparin, in different types of peritoneal dialysis (PD) solutions used in clinical practice is currently unknown. Therefore, we investigated the stability of meropenem and PIP/TZB, each in combination with heparin, in different PD solutions.

    METHODS: A total of 15 PD bags (3 bags for each type of PD solution) containing meropenem and heparin and 24 PD bags (3 bags for each type of PD solution) containing PIP/TZB and heparin were prepared and stored at 4°C for 168 hours. The same bags were stored at 25°C for 3 hours followed by 10 hours at 37°C. An aliquot withdrawn before storage and at defined time points was analyzed for the concentration of meropenem, PIP, TZB, and heparin using high-performance liquid chromatography. Samples were also analysed for particle content, pH and color change, and the anticoagulant activity of heparin.

    RESULTS: Meropenem and heparin retained more than 90% of their initial concentration in 4 out of 5 types of PD solutions when stored at 4°C for 168 hours, followed by storage at 25°C for 3 hours and then at 37°C for 10 hours. Piperacillin/tazobactam and heparin were found to be stable in all 8 types of PD solutions when stored under the same conditions. Heparin retained more than 98% of its initial anticoagulant activity throughout the study period. No evidence of particle formation, color change, or pH change was observed at any time under the storage conditions employed in the study.

    CONCLUSIONS: This study provides clinically important information on the stability of meropenem and PIP/TZB, each in combination with heparin, in different PD solutions. The use of meropenem-heparin admixed in pH-neutral PD solutions for the treatment of PDAP should be avoided, given the observed suboptimal stability of meropenem.

    Matched MeSH terms: Peritoneal Dialysis/adverse effects*; Peritoneal Dialysis/methods; Dialysis Solutions/chemistry*
  18. Shanmuganathan M, Goh BL, Lim CTS
    Am J Med Sci, 2018 11;356(5):476-480.
    PMID: 30384954 DOI: 10.1016/j.amjms.2018.08.004
    BACKGROUND: Noncuffed catheters (NCC) are often used for incident hemodialysis (HD) patients without a functional vascular access. This, unfortunately results in frequent catheter-related complications such as infection, malfunction, vessel stenosis, and obstruction, leading to loss of permanent central venous access with superior vena cava obstruction. It is important to preserve central vein patency by reducing the number of internal jugular catheter insertions for incident HD patients with a functional vascular access. We sought to achieve this by introducing in-patient intermittent peritoneal dialysis (IPD) as bridging therapy while awaiting establishment of long-term vascular access for HD patients.

    METHODS: Incident HD patients without permanent vascular access encountered from January to December 2014 were included in this study. Patients were divided into 2 groups: Group 1 were encountered within 6 months prior to introduction of in-patient IPD bridging therapy in substitution of noncuffed catheter (NCC) insertion while awaiting maturation of permanent vascular access. Group 2 were encountered within 6 months after the introduction of this policy. The number of NCC and peritoneal dialysiscatheter insertion, along with catheter-related infections were evaluated during this period.

    RESULTS: Approximately 450 patients were distributed in each group. We achieved 45% reduction in internal jugular catheter insertion from 322 to 180 catheters after policy change. This led to a significant drop in catheter-related blood stream infection (53%, P <0.001). On the other hand, 30% more peritoneal dialysiscatheter were inserted to accommodate our IPD bridging therapy.

    CONCLUSIONS: The introduction of IPD as bridging therapy while awaiting maturation of permanent vascular access significantly reduced the utilization of NCC in incident HD patients and catherter-related blodstream infection. With this, it is our hope that it will contribute to the preservation of central vein patency.

    Matched MeSH terms: Renal Dialysis/methods; Renal Dialysis/statistics & numerical data; Peritoneal Dialysis/methods; Peritoneal Dialysis/statistics & numerical data*
  19. Zainal D, Loo CS
    Singapore Med J, 1995 Aug;36(4):379-82.
    PMID: 8919150
    Acute (stab) peritoneal dialysis is commonly practised in Malaysia. This study is designed to improve the management of peritoneal dialysis (PD) in Hospital University Science Malaysia (HUSM). Consecutive peritoneal dialysis (PD) on adult inpatients from May 1992 to September 1992 were reviewed prospectively. There were 40 episodes of peritoneal dialysis on 27 patients during this period given at the rate of 2 PD per week. The mean age of patients were 53 +/- 15 years. Uraemia was the main indication for dialysis, while hyperkalaemia and pulmonary oedema were indications for urgent dialysis. Complications occurred in 14 episodes of dialysis (35%). The most common complication was bleeding in the peritoneal cavity while peritonitis was the second most common complication. Dialysis episodes complicated by peritonitis were done by less experienced performers compared to uncomplicated dialysis episodes. Overall mean time spent on each dialysis and time per cycle were longer than recommended (59 +/- 24 hours and 77 +/- 14 minutes). In conclusion, acute PD performed on patients admitted in Hospital University Malaysia was safe and had complication rates comparable to other established centres. However, improvements are possible through closer supervision of new doctors and tighter nursing precautions.
    Matched MeSH terms: Peritoneal Dialysis/adverse effects; Peritoneal Dialysis/statistics & numerical data*; Peritoneal Dialysis, Continuous Ambulatory/adverse effects; Peritoneal Dialysis, Continuous Ambulatory/statistics & numerical data*
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