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1.
Horiz. enferm ; 33(1): 96-108, 2022.
Article in Spanish | LILACS | ID: biblio-1367866

ABSTRACT

El daño renal está reconocido como la reducción de la función renal, el cual se ve generalmente reflejado por una caída en la diuresis. A nivel mundial, el porcentaje de personas que padece daño renal va en aumento, esto debido a múltiples aspectos. En este sentido, se reconoce que el personal de enfermería es quien idóneamente tiene un gran rol en la educación de la población, para la prevención del daño renal agudo, previniendo con ello el daño renal crónico. De esta manera, en el escrito se abordan aspectos generales más relevantes, de la hidratación, la alimentación, la actividad física, el consumo de alcohol, la automedicación y la prevención de infecciones de las vías urinarias, como parte de los aspectos modificables y en los que las personas tienen directa injerencia en sus acciones, con la debida información, con los que el personal de enfermería puede reforzar sus recursos en materia de educación a la población. De la misma manera, se muestran estudios de diseño cuasiexperimental, como una manera de resaltar que puede medirse el impacto de la educación en la población en una época en donde requerimos tener mayor evidencia de la efectividad de las intervenciones que realicemos.


Renal insufficiency it is recognized as the reduction of the renal function, reflected by the decreased urine output. Worldwide, the amount of people whom have renal insufficiency it is growing, by many reasons. Because of this, is recognized that nursing staff is the best option at the population education, in order to prevent acute renal insufficiency, preventing with this, chronical renal insufficiency. In this document, it is possible to review, the most important general aspects of hydration, feeding, physical activity, alcohol consumption, self-medication and prevention of urinary tract infections, as part of modifiable aspects that people handle as part of their personal health actions, with the proper information, with which nursing staff can strengthen their resources in health education to the population. In this way, this paper shows some quasi-experimental studies, as a way to highlight that it is possible to measure the impact of population education, in a moment that the health system requires more evidence of the effectiveness of the interventions.


Subject(s)
Humans , Male , Female , Adult , Renal Insufficiency , Acute Kidney Injury , Nursing Care , Self Medication , Urinary Tract Infections , Alcohol Drinking , Exercise , Health Education , Renal Insufficiency/diet therapy , Organism Hydration Status/physiology
2.
Biochem Biophys Res Commun ; 582: 49-56, 2021 12 10.
Article in English | MEDLINE | ID: mdl-34689105

ABSTRACT

The efficacy of n-3 polyunsaturated fatty acids (PUFAs) in improving outcomes in a renal ischemia-reperfusion injury (IRI) model has previously been reported. However, the underlying mechanisms remain poorly understood and few reports demonstrate how dietary n-3 PUFAs influence the composition of membrane phospholipids in the kidney. Additionally, it has not been elucidated whether perilla oil (PO), which is mainly composed of the n-3 alpha-linolenic acid, mitigates renal IRI. In this study, we investigated the effect of dietary n-3 PUFAs (PO), compared with an n-6 PUFA-rich soybean oil (SO) diet, on IRI-induced renal insufficiency in a rat model. Levels of membrane phospholipids containing n-3 PUFAs were higher in the kidney of PO-rich diet-fed rats than the SO-rich diet-fed rats. Levels of blood urea nitrogen and serum creatinine were significantly higher in the ischemia-reperfusion group than the sham group under both dietary conditions. However, no significant differences were observed in blood urea nitrogen, serum creatinine, or histological damage between PO-rich diet-fed rats and SO-rich diet-fed rats. In the kidney of PO-rich diet-fed rats, levels of arachidonic acid and arachidonic acid-derived pro-inflammatory lipid mediators were lower than SO-rich diet-fed rats. Eicosapentaenoic acid and eicosapentaenoic acid-derived lipid mediators were significantly higher in the kidney of PO-rich than SO-rich diet-fed rats. These results suggest that dietary n-3 PUFAs alter the fatty acid composition of membrane phospholipids and lipid mediators in the kidney; however, this does not attenuate renal insufficiency or histological damage in a renal IRI model.


Subject(s)
Fatty Acids, Omega-3/metabolism , Fatty Acids, Omega-6/metabolism , Renal Insufficiency/diet therapy , Reperfusion Injury/diet therapy , Soybean Oil/metabolism , Animals , Arachidonic Acid/metabolism , Blood Urea Nitrogen , Creatinine/blood , Fatty Acids, Omega-3/administration & dosage , Fatty Acids, Omega-6/administration & dosage , Kidney/drug effects , Kidney/metabolism , Kidney/pathology , Lipid Metabolism/drug effects , Male , Phospholipids/metabolism , Plant Oils/chemistry , Rats , Rats, Sprague-Dawley , Renal Insufficiency/metabolism , Renal Insufficiency/pathology , Reperfusion Injury/metabolism , Reperfusion Injury/pathology , Soybean Oil/administration & dosage , Soybean Oil/chemistry , Treatment Failure , alpha-Linolenic Acid/chemistry
3.
Nutrients ; 13(5)2021 May 15.
Article in English | MEDLINE | ID: mdl-34063391

ABSTRACT

The intent of this study was to ascertain the prevalence of augmented renal clearance (ARC) in patients with traumatic injuries who require nutrition therapy and identify factors associated with ARC. Adult patients admitted to the trauma intensive care unit from January 2015 to September 2016 who received enteral or parenteral nutrition therapy and had a 24 h urine collection within 4 to 14 days after injury were retrospectively evaluated. Patients with a serum creatinine concentration > 1.5 mg/dL, required dialysis, or had an incomplete urine collection were excluded. ARC was defined as a measured creatinine clearance > 149 mL/min/1.73 m2. Two hundred and three patients were evaluated. One hundred and two (50%) exhibited ARC. A greater proportion of patients with ARC were male (86% vs. 67%; p = 0.004), had traumatic brain injury (33% vs. 9%; p = 0.001), a higher injury severity score (30 ± 11 vs. 26 ± 12; p = 0.015), were younger (36 ± 15 vs. 54 ± 17 years; p = 0.001), had a lower serum creatinine concentration (0.7 ± 2 vs. 0.9 ± 0.2 mg/dL; p = 0.001) and were more catabolic (nitrogen balance of -10.8 ± 13.0 vs. -6.2 ± 9.2 g/d; p = 0.004). The multivariate analysis revealed African American race and protein intake were also associated with ARC. Half of critically ill patients with traumatic injuries experience ARC. Patients with multiple risk factors for ARC should be closely evaluated for dosing of renally-eliminated electrolytes, nutrients, and medications.


Subject(s)
Critical Illness/therapy , Nutrition Therapy , Renal Insufficiency/complications , Renal Insufficiency/diet therapy , Adult , Aged , Brain Injuries , Brain Injuries, Traumatic , Creatinine/blood , Female , Humans , Intensive Care Units , Kidney , Male , Middle Aged , Multivariate Analysis , Nutritional Support , Obesity , Prevalence , Renal Dialysis , Renal Elimination , Renal Insufficiency/urine , Retrospective Studies , Risk Factors
4.
J Stroke Cerebrovasc Dis ; 30(9): 105376, 2021 Sep.
Article in English | MEDLINE | ID: mdl-33214054

ABSTRACT

Patients with renal failure have extremely high cardiovascular risk; in dialysis patients the risk of stroke is increased approximately 10-fold over that in the general population. Reasons include not only a high prevalence of traditional risk factors such as diabetes, hypertension and dyslipidemia, but also the accumulation of toxic substances that are eliminated by the kidneys, so have very high levels in patients with renal failure. These include plasma total homocysteine, asymmetric dimethylarginine, thiocyanate, and toxic products of the intestinal microbiome (Gut-Derived Uremic Toxins; GDUT), which include trimethylamine N- oxide (TMAO), produced from phosphatidylcholine (largely from egg yolk) and carnitine (largely from red meat). Other GDUT are produced from amino acids, largely from meat consumption. Deficiency of vitamin B12 is very common, raises plasma tHcy, and is easily treated. However, cyanocobalamin is toxic in patients with renal failure. To reduce the risk of stroke in renal failure it is important to limit the intake of meat, avoid egg yolk, and use methylcobalamin instead of cyanocobalamin, in addition to folic acid.


Subject(s)
Diet , Dietary Supplements , Kidney/physiopathology , Nutritional Status , Renal Insufficiency/diet therapy , Stroke/prevention & control , Vitamin B 12 Deficiency/diet therapy , Vitamin B 12/therapeutic use , Bacteria/metabolism , Biomarkers/blood , Comorbidity , Diet/adverse effects , Dietary Supplements/adverse effects , Gastrointestinal Microbiome , Homocysteine/blood , Humans , Protective Factors , Renal Insufficiency/diagnosis , Renal Insufficiency/epidemiology , Renal Insufficiency/physiopathology , Risk Assessment , Risk Factors , Stroke/diagnosis , Stroke/epidemiology , Stroke/physiopathology , Treatment Outcome , Uremia/diet therapy , Uremia/epidemiology , Uremia/physiopathology , Vitamin B 12/adverse effects , Vitamin B 12 Deficiency/diagnosis , Vitamin B 12 Deficiency/epidemiology , Vitamin B 12 Deficiency/physiopathology
5.
Food Chem ; 339: 128092, 2021 Mar 01.
Article in English | MEDLINE | ID: mdl-33152880

ABSTRACT

The production of low potassium vegetables arose out of the dietary needs of patients with renal dysfunction. Attempts have been made to reduce potassium content in vegetables and fruits; however, induced potassium deficiency has often resulted in decreased yields. Here, we investigated a new method of producing low potassium kale and present the characteristics of the resulting produce. By substituting potassium nitrate with calcium nitrate in the nutrient solution 2 weeks before harvesting, the potassium content of kale was reduced by 70% without a deterioration in yield and semblance qualities. Despite no relationships being detected between potassium deficiency and anti-oxidative properties, the total glucosinolate content, an indicator of the anti-cancer effect of cruciferous vegetables, was significantly increased by potassium deficiency in kale. This study demonstrates a novel method of producing low potassium kale for patients with renal failure, without a reduction in yield but with beneficial increase in glucosinolates.


Subject(s)
Agriculture/methods , Brassica/metabolism , Diet , Glucosinolates/metabolism , Potassium/metabolism , Renal Insufficiency/diet therapy , Renal Insufficiency/physiopathology , Brassica/drug effects , Glucosinolates/pharmacology , Humans
6.
Nutrients ; 11(1)2019 Jan 18.
Article in English | MEDLINE | ID: mdl-30669401

ABSTRACT

The World Health Organization recommends a minimum requirement of 0.8 g/day protein/kg ideal weight. Low protein diets are used against kidney failure progression. Efficacy and safety of these diets are uncertain. This paper reviews epidemiological studies about associations of protein intake with kidney function decline and mortality. Three studies investigated these associations; two reported data on mortality. Protein intake averaged >60 g/day and 1.2 g/day/kg ideal weight. An association of baseline protein intake with long-term kidney function decline was absent in the general population and/or persons with normal kidney function but was significantly positive in persons with below-normal kidney function. Independent of kidney function and other confounders, a J-curve relationship was found between baseline protein intake and mortality due to ≈35% mortality excess for non-cardiovascular disease in the lowest quintile of protein intake, a quintile where protein intake averaged <0.8 g/day/kg ideal weight. Altogether, epidemiological evidence suggests that, in patients with reduced kidney function, protein intakes of ≈0.8 g/d/kg ideal weight could limit kidney function decline without adding non-renal risks. Long-term lower protein intake could increase mortality. In most patients, an intake of ≈0.8 g/day/kg would represent a substantial reduction of habitual intake considering that average intake is largely higher.


Subject(s)
Cause of Death , Diet, Protein-Restricted , Dietary Proteins/administration & dosage , Kidney , Nutritional Requirements , Renal Insufficiency/diet therapy , Diet, Protein-Restricted/adverse effects , Dietary Proteins/pharmacology , Humans , Kidney/drug effects , Recommended Dietary Allowances
7.
Br J Nutr ; 120(7): 740-750, 2018 10.
Article in English | MEDLINE | ID: mdl-30156176

ABSTRACT

Obesity increases the risk for developing kidney disease, and protection of kidneys through changes in diet should be investigated. Fish intake has been associated with reduced risk of developing kidney disease; therefore, we wanted to investigate whether cod protein intake could prevent or delay the development of kidney damage in an obese rat model that spontaneously develops proteinuria and focal segmental glomerulosclerosis. The aim of the study was to investigate any effects of cod protein intake on established markers of kidney function, amino acid composition, protein utilisation and growth in obese Zucker fa/fa rats in the early stage of decreased renal function. Male obese Zucker fa/fa rats (HsdOla:Zucker-Lepr) were fed cod muscle proteins in an amount corresponding to 25 % of dietary protein, with the remaining protein from a casein/whey mixture (COD diet). A control group was fed a diet with a casein/whey mixture as the only protein source (CAS diet). The intervention started when rats were 9-10 weeks old, and the rats were fed these diets for 4 weeks. At the end of the study, rats fed the COD diet had lower urine concentration of cystatin C, T-cell immunoglobulin mucin-1 (TIM-1), amino acids, carbamide, uric acid and ammonium and higher concentrations of creatine, trimethylamine N-oxide, 1-methylhistidine and 3-methylhistidine, lower kidney concentration of TIM-1 and showed better growth when compared with the CAS group. To conclude, cod protein may have the potential to delay the development of kidney damage in young obese Zucker rats and to improve protein utilisation and growth.


Subject(s)
Amino Acids/metabolism , Diet , Fish Proteins/therapeutic use , Gadus morhua , Kidney/drug effects , Obesity/diet therapy , Renal Insufficiency/diet therapy , Amino Acids/urine , Animals , Biomarkers/urine , Dietary Proteins/pharmacology , Dietary Proteins/therapeutic use , Disease Models, Animal , Feeding Behavior , Fish Proteins/pharmacology , Kidney/metabolism , Kidney/physiopathology , Male , Obesity/complications , Obesity/metabolism , Proteinuria/diet therapy , Proteinuria/etiology , Rats, Zucker , Renal Insufficiency/etiology , Renal Insufficiency/metabolism
8.
Lipids Health Dis ; 17(1): 157, 2018 Jul 18.
Article in English | MEDLINE | ID: mdl-30021615

ABSTRACT

BACKGROUND: Recently oxidative stress induced maladies have amplified owing to sedentary lifestyle and monotonous diet. Introduction of plant based biomolecules may be a suitable strategy to cope with the lipid peroxidation. In this context, black tea polyphenols (theaflavin & thearubigins) are in fame among the scientific community as cost effective therapeutic agents owing to their safety, economics, structural diversity and ability to modulate various lipid peroxidation responses by halting the expression of different metabolic targets. METHODS: The mandate of present investigation was to first time check the synergism among the isolated theaflavins & thearubigins against lipid peroxidative indicators both in vitro and in vivo. Purposely, theaflavins and thearubigins were isolated from black tea through solvent partition methods by using different solvents (Aqueous ethanol, Aqueous methanol & Water) and time intervals (30, 60 & 90 min) and subjected to in vitro characterization through different antioxidant indices to access the in vitro lipid peroxidation shooting effect of these bioactive moieties. Moreover, individual theaflavins contents also estimate through HPLC. For evaluation of in vivo antioxidant effect, renal malfunction was induced through arginine and forty rats were divided in four groups (10 each after power analysis) and 04 types of diets were given i.e. T0 (control diet without supplementation), T1 (Basic experimental Diet+ theaflavins supplementation @ 1 g), T2 (Basic experimental Diet+ Thearubigins supplementation @ 1 g) & T3 (Basic experimental Diet+ Supplementation of theaflavins+ thearubigins @ 0.5 + 0.5 g, respectively) for the period of 56 days. Alongside, a control study was also carried out for comparison by involving normal rats fed on arginine free diet. The body weight, lipid profile, glycemic responses, Renal function test, liver function test, antioxidant indices and hematological parameters were estimated at the termination of study. RESULTS: The results indicated that theaflavins and thearubigins isolation was significantly affected by time of extraction and solvent. In this context, aqueous ethanol at 60 min extraction interval caused maximum extraction. Likewise, theaflavins isolate exhibited more antioxidant activity as compared to thearubigins. Moreover, the theaflavins and thearubigins based experimental diets imparted significant reduction in Lipid profile, glucose content, renal function tests and TBARS with enhancement in insulin, HDL and hematological parameters. In this context, theaflavin based diet caused maximum reduction in lipid profile and TBARS better as compared to thearubigins and theaflavins + thearubigins based. However, theaflavin+ thearubigins based diet caused highest glucose, urea & creatinine decline and maximum insulin increase & antioxidant indices as compared to other nutraceuticals. CONCLUSIONS: It was deduced that theaflavins & thearubigins have strong antioxidative potential both in in vitro as well as in vivo to tackle the menace associated with lipid peroxidation.


Subject(s)
Antioxidants/pharmacology , Biflavonoids/pharmacology , Catechin/analogs & derivatives , Polyphenols/pharmacology , Renal Insufficiency/diet therapy , Tea/chemistry , Administration, Oral , Animals , Antioxidants/isolation & purification , Arginine/administration & dosage , Biflavonoids/isolation & purification , Biomarkers/blood , Biphenyl Compounds/antagonists & inhibitors , Blood Glucose/metabolism , Catechin/isolation & purification , Catechin/pharmacology , Creatinine/blood , Kidney Function Tests , Lipid Peroxidation/drug effects , Lipoproteins, HDL/blood , Lipoproteins, LDL/blood , Male , Oxidative Stress/drug effects , Picrates/antagonists & inhibitors , Polyphenols/isolation & purification , Rats , Renal Insufficiency/blood , Renal Insufficiency/chemically induced , Renal Insufficiency/physiopathology , Thiobarbituric Acid Reactive Substances/metabolism , Triglycerides/blood , Urea/blood
9.
Enferm. nefrol ; 20(2): 120-125, abr.-jun. 2017. tab, graf
Article in Spanish | IBECS | ID: ibc-164272

ABSTRACT

Introducción: La desnutrición en pacientes crónicos en diálisis tiene una alta prevalencia e importante repercusión en la morbimortalidad. Dado que no existen estudios previos en nuestro servicio, planteamos un estudio cuyo objetivo es evaluar el estado nutricional y los factores asociados. Material y Método: Estudio descriptivo, observacional, transversal, el segundo trimestre de 2015, en los pacientes en programa de hemodiálisis de un hospital comarcal. Se registró la edad, sexo, I. de Charlson, técnica de diálisis, IMC, tiempo en diálisis, albúmina, PCR, colesterol y transferrina séricas. Se utilizó como instrumento la Valoración global subjetiva y el Score Malnutrición Inflamación. Resultados: Se analizaron 35 pacientes, la edad media fue 72,2 años (DS: 11,8), 34,3% fueron mujeres, el IMC es 27,1 (DS: 4,9), I. de Charlson 6,4 (DS: 1,7), 77,1% hacían diálisis convencional y 22,9% hemodiafiltración en línea. Según el test MIS el 46% tenía buen estado nutricional y 54% estaba mal nutrido. Según la VGS 66% tenía buen estado nutricional, 31% riesgo de desnutrición y 3% desnutrición severa. La VGS se relaciona con el IMC (p: 0,02), creatinina (p: 0,001), colesterol total (p: 0,02) y PCR (p: 0,01); no con la edad, tiempo en hemodiálisis, I. Charlson, transferrina y albúmina(p> 0,05). El Score Malnutrición Inflamación (MIS) se relaciona con el IMC (p: 0,002), I. Charlson (p: 0,01), creatinina (p: 0,009) y PCR (p: 0,02); no con la edad, tiempo en hemodiálisis, colesterol total, transferrina y albúmina (p> 0,05). Conclusión: Existe buena correlación entre las dos herramientas y los parámetros analíticos utilizados. Los pacientes en hemodiafiltración en línea tienen buen estado nutricional. No existe un único parámetro que valore la nutrición. Se sugiere que es necesaria la valoración nutricional dada la alta prevalencia que existe (AU)


Introduction: Malnutrition in chronic dialysis patients has a high prevalence and important repercussion in morbidity and mortality. Since there are no previous studies in our service, we propose a study whose objective is to evaluate the nutritional status and associated factors. Material and Method: A descriptive, observational, cross-sectional study, in the second trimester of 2015, in patients in the hemodialysis program of a county hospital. Age, sex, Charlson’s index, dialysis technique, BMI, time on dialysis, albumin, CRP, cholesterol and serum transferrin were recorded. Subjective global assessment and Score Malnutrition Inflammation were used as instrument. Results: We analyzed 35 patients, mean age was 72.2 years (SD: 11.8), 34.3% were women, BMI was 27.1 (SD: 4.9), Charlson index 6.4 (DS: 1.7), 77.1% were on conventional dialysis and 22.9% were on-line hemodiafiltration. Regarding the MIS test, 46% had good nutritional status and 54% were malnourished. According to the VGS, 66% had good nutritional status, 31% risk of malnutrition and 3% severe malnutrition. VGS was related to BMI (p: 0.02), creatinine (p: 0.001), total cholesterol (p: 0.02), and CRP (p: 0.01); and it was not related to age, time on hemodialysis, Charlson’s index, transferrin and albumin (p> 0.05). The Score Malnutrition Inflammation (MIS) was related to BMI (p: 0.002), Charlson’s index (p: 0.01), creatinine (p: 0.009) and CRP (p: 0.02); not with age, time on hemodialysis, total cholesterol, transferrin and albumin (p> 0.05). Conclusions: There is good correlation between the two tools and analytical parameters used. Patients in on-line hemodiafiltration have good nutritional status. There is no single parameter that evaluate nutrition. The inclusion of nutritional assessment is suggested given the high prevalence (AU)


Subject(s)
Humans , Female , Male , Middle Aged , Aged , Renal Dialysis/methods , Renal Dialysis/nursing , Renal Insufficiency/diet therapy , Renal Insufficiency/nursing , Nutritional Status , Nutritional Status/physiology , Risk Factors , Hemodiafiltration/instrumentation , Hemodiafiltration/nursing , Inflammation/drug therapy , Inflammation/nursing , Nephrology Nursing/methods , Malnutrition/complications , Malnutrition/diet therapy , Malnutrition/nursing
10.
Enferm. nefrol ; 20(2): 149-157, abr.-jun. 2017.
Article in Spanish | IBECS | ID: ibc-164276

ABSTRACT

Introducción: Actualmente, los profesionales de enfermería al implementar los cuidados para el paciente con enfermedad renal crónica mediante diálisis peritoneal, encuentran como principal dificultad la poca adherencia del mismo en las áreas correspondientes al dominio en la técnica, control de factores nutricionales, control hídrico y manejo farmacológico entre otros; los cuales conllevan un impacto negativo en la permanencia en la terapia así como en la supervivencia. Objetivo: Explorar los factores que influyen en la adherencia de los pacientes adultos a la terapia dialítica peritoneal y las consecuencias de la falta de ésta reportadas en la literatura. Material y Método: La búsqueda electrónica se realizó utilizando las bases de datos PUBMED, meta buscadores como google académico, Epistemonikos, Scielo, entre otros. Se consideraron estudios primarios realizados en pacientes adultos de 18 a 80 años, entre los años 2008-2015, en idioma inglés y español. Resultado: Los pacientes en DP presentan problemas de falta de adherencia en mayor proporción en los parámetros nutricionales, restricción de fluidos seguida del manejo correcto de la técnica y pautas farmacológicas indicadas por el profesional de la salud. Conclusión: La adherencia al tratamiento del paciente en diálisis peritoneal debe ser explorada por enfermería por su diversa complejidad mediante estudios fenomenológicos (AU)


Introduction: Currently, when nurse practitioners try to implement patients care with chronic kidney disease on peritoneal dialysis, the main difficulty is the lack of adherence in the areas related with the domain in the art, nutritional factors control, water control and pharmacological management among others; these carry a negative impact on therapy permanence and survival. Objective: To explore factors that influence the adherence of adult patients on peritoneal dialysis therapy and the consequences of this lack reported in the literature. Material and Method: The electronic search was conducted using PubMed databases, meta search engines like Google Scholar, Epistemonikos, Scielo, among others. They were considered primary studies conducted in adults 18 to 80, between 2008-2015, in English and Spanish language. Results: PD patients have problems with lack of grip in greater proportion in nutritional parameters; fluid restriction followed the correct handling of technical and pharmacological guidelines given by the health care professional. Conclusion: Due to its complexity, the adherence should be explored by nursing professionals through phenomenological studies (AU)


Subject(s)
Humans , Young Adult , Adult , Middle Aged , Aged , Aged, 80 and over , Peritoneal Dialysis/methods , Peritoneal Dialysis/nursing , Medication Adherence/statistics & numerical data , Diet , Renal Insufficiency/diet therapy , Renal Insufficiency/nursing , Dietary Fiber , Chronic Disease/nursing , Nutritional Support/methods , Nephrology Nursing/methods
11.
Article in English | MEDLINE | ID: mdl-28077806

ABSTRACT

The prevalence of chronic kidney disease (CKD) is estimated to be 8-16% worldwide, and it is increasing. CKD is a risk factor for heart attack and stroke, and it can progress to kidney failure requiring dialysis or transplantation. Recently, diabetic nephropathy has become the most common cause of CKD. In Japan, the cumulative probability of requiring hemodialysis by the age 80 years is 1/50 in males and 1/100 in females. The number of patients under hemodialysis in Japan exceeded 320,000 in 2014, among which 38,000 were newcomers and 27,000 died.The annual medical costs of hemodialysis are 1.25 trillion yen in Japan, representing 4% of the total national medical expenditures in 2014. A low-protein diet (less than 0.5 g/kg b.wt.) is a very effective intervention. Low-protein rice (1/10 to 1/25 of the normal protein contents) is helpful to control the consumption of proteins, decreasing at the same time the intake of potassium and phosphate.Protein restriction is indicated as soon as the eGFR becomes lower than 60 ml/min/1.73 m2 body surface, in order, to slow disease progression. The newly developed low-protein Indica rice is expected to help many CKD patients in China and Southeast Asia.


Subject(s)
Diet, Protein-Restricted , Renal Insufficiency/diet therapy , Renal Insufficiency/prevention & control , Cost of Illness , Humans , Internationality , Oryza , Renal Insufficiency, Chronic/diet therapy , Renal Insufficiency, Chronic/prevention & control
15.
BMC Nephrol ; 17(1): 85, 2016 07 16.
Article in English | MEDLINE | ID: mdl-27423180

ABSTRACT

This paper describes the 30-year experience on nutritional management of non-dialysis dependent chronic kidney disease (CKD) patients in a public outpatient clinic located in the city of São Paulo, Brazil. A team of specialized dietitians in renal nutrition is responsible to provide individual dietary counseling for patients on stages 3 to 5 of CKD. Two different types of nutrition care protocols are employed depending on the level of renal function. For patients with CKD stage 3 a simplified nutritional assessment is performed and the main dietary focus is on the control of protein intake particularly from animal sources. A more complete nutritional assessment as well as a detailed dietary plan focusing not only on the control of protein but also on energy supply and on specific micronutrients is provided for patients on stages 4 or 5 of CKD. Practical approaches and tools used by the dietitians in our clinic for improving patient´s adherence to protein, sodium and potassium restriction while maintaining a healthy diet are described in detail in the sections of the article.


Subject(s)
Dietary Proteins/administration & dosage , Directive Counseling , Energy Intake , Renal Insufficiency/diet therapy , Renal Insufficiency/physiopathology , Sodium, Dietary/administration & dosage , Ambulatory Care Facilities , Brazil , Dietetics , Glomerular Filtration Rate , Humans , Micronutrients/administration & dosage , Nutrition Assessment , Patient Care Team , Patient Compliance , Potassium, Dietary/administration & dosage , Severity of Illness Index
16.
Int Urol Nephrol ; 48(5): 725-9, 2016 May.
Article in English | MEDLINE | ID: mdl-26886110

ABSTRACT

Lowering dietary protein intake (DPI) to approximately 0.6-0.8 g/kgBW/day may be renoprotective through various mechanisms, and it has been recommended in patients with non-dialysis-dependent chronic kidney disease (NDD-CKD) as a means to also control various metabolic consequences of advanced CKD, such as uremic symptoms, hyperparathyroidism, hypertension, hyperkalemia, and hyperphosphatemia. A meta-analysis in this issue of the Journal suggests that low-protein diet is effective and safe when used to retard progression of CKD and alleviate uremic complications. A potential deleterious consequence of lowering DPI in this population is the development or worsening of protein-energy wasting (PEW), which can contribute to poor clinical outcomes such as higher mortality and morbidity. There is currently insufficient high-level evidence to determine the ideal level of DPI in patients with NDD-CKD with high risk of PEW. For the time being we recommend a DPI of 0.6-0.8 g/kgBW/day, and increasing this as needed on an individual basis in patients with PEW. Further examination of this dilemma in randomized controlled clinical trials will be necessary.


Subject(s)
Diet, Protein-Restricted , Protein-Energy Malnutrition/etiology , Renal Insufficiency/diet therapy , Conservative Treatment/methods , Diet, Protein-Restricted/adverse effects , Goals , Humans , Nutritional Requirements , Nutritional Status , Protein-Energy Malnutrition/prevention & control , Renal Insufficiency/complications , Uremia/diet therapy
18.
G Ital Nefrol ; 31(4)2014.
Article in Italian | MEDLINE | ID: mdl-25098470

ABSTRACT

INTRODUCTION: Diet therapy is important in renal failure to slow down the progression of the nephropathy and to control uremic symptoms. The main barrier is long-term poor compliance because of flavour and appetizing of a low protein meal. METHODS: We organized an educational cooking event in a kitchen laboratory with a chef.Fifty patients came accompanied by their care-giver. They could listen to the chefs advices, observe the manipulation of food, taste the dishes prepared with low protein products and directly cook with the assistance of the chef. The menu consisted of appetizers, two different kinds of pasta dishes, a vegetable dish, olive bread and a dessert.The patients collaborated to prepare bread and pasta. CONCLUSIONS: Patients appreciated the event and participated in an active way. They showed how important is their direct participation in the control of the disease.


Subject(s)
Cooking , Diet, Protein-Restricted , Patient Education as Topic , Renal Insufficiency , Humans , Renal Insufficiency/diet therapy
19.
BMC Nephrol ; 15: 106, 2014 Jul 04.
Article in English | MEDLINE | ID: mdl-24996842

ABSTRACT

BACKGROUND: Emerging evidence suggests modulating the microbiota in the large bowel of patients with chronic kidney disease (CKD) through pre- and/probiotic supplementation may inhibit the development of key nephrovascular toxins. To date, quality intervention trials investigating this novel treatment in CKD are lacking. The aim of SYNERGY is to assess the effectiveness of synbiotics (co-administration of pre- and probiotics) as a potential treatment targeting the synthesis of uremic toxins, specifically, indoxyl sulphate (IS) and p-cresyl sulphate (PCS). METHODS/DESIGN: Thirty-seven patients with moderate to severe CKD (Stage IV and V, pre-dialysis) will be recruited to a double-blind, placebo-controlled, randomised cross-over trial. Patients will be provided with synbiotic therapy or placebo for 6 weeks, with a 4 week washout before cross-over. The primary outcome is serum IS, total and free (unbound) concentrations, measured using ultra-performance liquid chromatography. Secondary outcomes include serum PCS, total and free (unbound) concentrations; cardiovascular risk, measured by serum lipopolysaccharides, serum trimethylamine-N-oxide (TMAO) and inflammation and oxidative stress markers; kidney damage, measured by 24 hour proteinuria and albuminuria, estimated glomerular filtration rate and renal tubule damage (urinary kidney injury molecule-1); patients' self assessed quality of life; and gastrointestinal symptoms. In addition, the effects on the community structure of the stool microbiota will be explored in a subset of patients to validate the mechanistic rationale underpinning the synbiotic therapy. DISCUSSION: IS and PCS are two novel uremic toxins implicated in both cardiovascular disease (CVD) and progression of CKD. Preliminary studies indicate that synbiotic therapy maybe a promising strategy when considering a targeted, tolerable and cost-efficient therapy for lowering serum IS and PCS concentrations. This trial will provide high quality 'proof-of-concept' data to elucidate both the efficacy of synbiotic therapy for lowering the toxins and whether reductions in serum IS and PCS translate into clinical benefits. Considering the potential of pre- and probiotics to not only shift toxin levels, but to also impede CVD and CKD progression, SYNERGY will provide vital insight into the effectiveness of this innocuous nutritional therapy. TRIAL REGISTRATION: Universal Trial Number: U1111-1142-4363. Australian New Zealand Clinical Trials Registry Number: ACTRN12613000493741, date registered: 2nd May 2013.


Subject(s)
Gastrointestinal Tract/microbiology , Microbiota/physiology , Renal Insufficiency/diet therapy , Renal Insufficiency/microbiology , Synbiotics , Biomarkers/blood , Cross-Over Studies , Double-Blind Method , Gastrointestinal Tract/drug effects , Gastrointestinal Tract/metabolism , Humans , Microbiota/drug effects , Oxidative Stress/drug effects , Oxidative Stress/physiology , Renal Insufficiency/blood
20.
Can J Diet Pract Res ; 75(2): e342-45, 2014.
Article in English | MEDLINE | ID: mdl-24897018

ABSTRACT

We conducted a group interview with five hemodialysis patients of Acadian descent. Our purpose was to learn about their intakes of Acadian foods so we could tailor our advice for other Acadian patients receiving hemodialysis. This approach builds on evidence that addressing cultural aspects of food choice and aligning dietary recommendations with usual intakes create optimal conditions for diet adherence while preserving personal habits and heritage. In this study, "the Acadian diet" held multiple meanings for different participants, participants varied in their intakes of traditional Acadian foods, intakes of traditional Acadian foods were decreasing in younger generations, and the desire to preserve kidney function had priority over eating much-loved traditional foods. These findings support the practices of individualized nutritional and dialysis care and discourage generalized nutrition messages based on assumptions of homogeneity of all people within a cultural group.


Subject(s)
Culturally Competent Care , Diet , Kidney/physiopathology , Renal Dialysis/adverse effects , Renal Insufficiency/therapy , Aged , Aged, 80 and over , Attitude to Health , Combined Modality Therapy , Diet/ethnology , Female , Food Preferences/ethnology , Group Processes , Humans , Male , Middle Aged , Nova Scotia , Observational Studies as Topic , Patient Compliance/ethnology , Patient Education as Topic , Renal Insufficiency/diet therapy , Renal Insufficiency/ethnology , Renal Insufficiency/physiopathology
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