The latest medical research on Kidney Cancer

The research magnet gathers the latest research from around the web, based on your specialty area. Below you will find a sample of some of the most recent articles from reputable medical journals about kidney cancer gathered by our medical AI research bot.

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Research progress on cognitive frailty in Older Adults with chronic kidney disease.

Kidney and Blood Pressure Research

As the medical challenges posed by the ageing population become increasingly severe, the proportion of older people among patients with chronic kidney disease (CKD) is increasing every year. The prevalence of frailty in patients with CKD is significantly higher than that in the general population, and older patients are also a high-risk group for frailty and cognitive impairment. Cognitive frailty, as an important subtype of frailty, is a syndrome characterised by cognitive dysfunction caused by physiological factors, excluding Alzheimer's disease and other types of dementia. It is characterised by the coexistence of physical frailty and cognitive impairment. Previous studies have mainly focused on cognitive impairment, and there is limited research on cognitive frailty, particularly in older patients with CKD.

This article provides a comprehensive review of the concept, epidemiology, screening methods, prevention and treatment measures and possible pathogenesis of cognitive frailty in patients with CKD.

Understanding the Korean dialysis cohort for mineral, vascular calcification, and fracture (ORCHESTRA) Study: Design, method, and baseline characteristics.

Kidney and Blood Pressure Research

End-stage renal disease (ESRD) is a growing disease in Korea and worldwide and is an important condition that affects patient outcomes. In order to provide optimal management for mineral disturbance, vascular calcification, and bone disease of ESRD patients, the ORCHESTRA study (Korean dialysis cohort for mineral, vascular calcification, and fracture) was conducted and enrolled Korean dialysis patients.

Sixteen university-affiliated hospitals and one Veterans Health Service Medical Center participated in this study. This prospective cohort study enrolled approximately 900 consecutive dialysis patients between May 2019 and January 2021. Enrolled subjects were evaluated at baseline for demographic information, laboratory tests, radiologic imaging, and bone mineral densitometry (BMD) scans. After enrollment, regular assessments of patients were performed and their biospecimens were collected according to the study protocol. Primary outcomes were occurrence of major adverse cardiovascular events (MACE), invasive treatment for peripheral artery disease (PAD), and osteoporotic fractures. Secondary outcomes were hospitalization for cerebro-cardiovascular disease or progression of abdominal aortic calcification (AAC). Participants will be assessed for up to three years to determine whether primary or secondary outcomes occur.

From May 2019 to January 2021, all participating centers recruited 900 consecutive dialysis patients, including 786 undergoing hemodialysis (HD) and 114 undergoing peritoneal dialysis (PD). The mean age of subjects was 60.4 ± 12.3 years. Males accounted for 57.7%. The mean dialysis vintage was 6.1 ± 6.0 years. The HD group was significantly older, had a longer dialysis vintage, and more comorbidities. Overall, the severity of vascular calcification was higher and the level of BMD was lower in the HD group than in the PD group.

This is a nationwide, multicenter, prospective cohort study that focuses on CKD-mineral and bone disorder (CKD-MBD) and aims to provide clinical evidence to establish optimal treatment guidelines for Asian dialysis patients.

The effect of clothes on blood pressure measurement in normotensive and hypertensive subjects in a real-life setting.

Kidney and Blood Pressure Research

The effect of clothing on the recording of blood pressure in a normotensive and hypertensive population remains essential remains to diagnosing and managing.

This is a cross-sectional study to measure blood pressure using a validated oscillometric sphygmomanometer in two populations. The records were made over the thicker sleeve arm and non-sleeved arm (either on bare arm or indicating the removal of the outermost garment). Clothing was categorized according to how patients attended the outpatient clinic based on the real world.

A total of 75 patients were included with a diagnosis of hypertension whose mean age was 67.1 years (SD ± 16.3). The group of normotension included 63 patients whose mean age was 21.1 years (DS ± 2.2). There was not variability related to technique or inherent to the condition of the subject on the first and second measurements of blood pressure. In the comparative analysis, the group with normotension did not report a significant difference in systolic or diastolic blood pressure due to the effect of clothing during the first or second measurement (p> 0.05). In the group with hypertension, a significant difference was observed in the first measurement, between the group over the sleeve and non-sleeved arm (systolic blood pressure, p: 0.021, and diastolic, p: 0.001). However, when the variable order of measurement was analyzed by randomizing the initial registry with or without clothing was not found a statistical difference.

Clothing does not a significant difference in the measure of blood pressure in a normotensive or hypertensive population.

Identification of Plasma hsa_circ_0001230 and hsa_circ_0023879 as Potential Novel Biomarkers for Focal Segmental Glomerulosclerosis and circRNA-miRNA-mRNA network analysis.

Kidney and Blood Pressure Research

Introduction Focal segmental glomerulosclerosis (FSGS) is a common glomerulopathy with unclear mechanism. The demand for FSGS clinical diagnostic b...

Measurement of glomerular filtration rate in patients undergoing renal surgery for cancer: eGFR vs mGFR in the era of precision medicine.

Kidney and Blood Pressure Research

In the era of precision medicine, determining reliable renal function assessment remains a critical and debatable issue, especially in nephrology and oncology.

Despite the logistical challenges of these methods, their implementation is crucial for accurate renal function assessment. The paper concludes by emphasizing the need for continued research and innovation in GFR measurement methodologies to improve patient outcomes, particularly in populations with complex medical needs.

Management and Clinical Outcomes of Membranous Nephropathy, IgA Nephropathy, and Minimal Change Disease Two Years Post-Kidney Biopsy.

Kidney and Blood Pressure Research

Introduction This study evaluated the phenotypic and pathology characteristics of patients undergoing kidney biopsy at a single center, while also ...

Renal progenitors derived from urine for personalized diagnosis of kidney diseases.

Kidney and Blood Pressure Research

Chronic kidney disease affects 10% of the world population and it is associated with progression to end stage kidney disease and increased morbidity and mortality. The advent of multi-omics technologies has expanded our knowledge on the complexity of kidney diseases, revealing their frequent genetic etiology, particularly in young subjects. Genetic heterogeneity and drug screening require patient-derived disease models to establish a correct diagnosis and evaluate new potential treatments and outcome.

Renal progenitors derived from urine are a promising new non-invasive and easy-to-handle tool, which improves the rate of diagnosis and the therapeutic choice, paving the way toward a personalized healthcare.

Pitfalls of Current Diagnostic Criteria of Tumor Lysis Syndrome.

Kidney and Blood Pressure Research

Tumor Lysis syndrome (TLS) is a well-recognized medical emergency in patients with cancer diagnosis. The diagnostic criteria of TLS have been revised many times since it was recognized, but still have many drawbacks limit diagnosis accuracy.

Causes of AKI in patients with cancer other than TLS should be considered. Because current diagnostic criteria may miss those differential diagnosis, specific biomarkers that can tell when TLS is the underlying process is an important need, besides appropriate criteria that can jump over the pitfalls in the current criteria and enhance the recognition of TLS among other causes.

Focus on Upper Urinary Tract Stones Combined With Parenchymal Infiltrative Renal Pelvis Cancer.

Kidney and Blood Pressure Research

Upper urinary tract stones combined with parenchymal infiltrative renal pelvic cancer is challenging to detect on imaging, and to evaluate the differential diagnosis.

The symptoms and diagnoses in three cases of parenchymal infiltrative renal pelvic cancer and upper urinary tract stones that occurred between June 2019 and June 2022 were reviewed. Primary symptoms of lumbar discomfort and hemoturia were evident in all three patients. Preoperative Computed Tomography (CT) abdominal imaging revealed that all three cases had hydronephrosis along with renal stones, while the other two cases only had localized hypoenhancement of the renal parenchyma, which was only thought to be limited inflammatory changes in the renal cortex as a result of the combination of renal pelvis infection. After percutaneous nephrolithotomy or ureteroscopic lithotripsy, a combined renal pelvis tumor was discovered in all of these instances. Radical tumor surgery was later performed. One patient who had several tumor metastases passed away six months after surgery. A case with multiple metastases was discovered 15 months after surgery and survived with the help of the current chemotherapy. A case with a bladder tumor recurrence was discovered 16 months after surgery and had transurethral bladder tumor electrosurgery and routine bladder perfusion chemotherapy.

Upper urinary tract stones and parenchymal infiltrative pyel carcinoma have atypical imaging, easily confused with infectious diseases. CT or Computed Tomography Urography (CTU) must be considered by urologists. Patients who have a CT with local renal parenchyma density should be suspected of having parenchymal invasive renal pelvis carcinoma; a needle biopsy ought to be performed; repeat biopsies may be performed if necessary. High-risk individuals need multiple, sufficient biopsies as needed and a comprehensive intraoperative assessment of the renal pelvic mucosa.

Five-year Trajectory about Screening for Complication of Diabetes Kidney Disease and Cardiovascular Disease Mortality : Focusing on Regional Difference.

Kidney and Blood Pressure Research

The overall screening rate for complication of diabetes kidney disease is improving; however, regional variations are increasing. It is necessary to select regions vulnerable to change and understand their characteristics.

Group-based trajectory analysis was performed to derive change patterns in the complication of diabetes kidney disease screening rate in 244 regions using Community Health Survey data between 2015 and 2019. ANOVA test was conducted to examine the differences in regional characteristics and CVD in each change pattern.

The change patterns in complication of diabetes kidney disease screening rate were classified into four groups: high and rapidly increasing (Group 1, 5.2%), steady high (Group 2, 8.2%), moderate and increasing (Group 3, 52.9%), and low and slightly increasing (Group 4, 23.8%). Group 4 had many rural areas and worse socioeconomic status, healthcare systems, health behaviors, and diabetes management, and these regions had higher CVD mortality rates.

Regions where the screening for complication of diabetes kidney disease rate did not improve compared to other regions were vulnerable not only in socioeconomic status, healthcare system, and health behavior, but also in disease management. This suggests the need for local and environmental support, as well as aggressive health service interventions in relatively vulnerable areas.

The importance of early diagnosis and intervention in chronic kidney disease: Calls-to-action from nephrologists based mainly in Central/Eastern Europe.

Kidney and Blood Pressure Research

Background Chronic kidney disease (CKD) has a global prevalence of 9.1-13.4%. Comorbidities are abundant and may cause and affect CKD. Cardiovascul...

Combined effects of the serum IgA/C3 ratio and glomerular C3 staining on the renal outcome in adult IgA nephropathy.

Kidney and Blood Pressure Research

The aim of this study was to evaluate the predictive value of the serum IgA/C3 ratio and glomerular C3 deposits in kidney biopsy in adult IgA nephropathy.

The study included 718 adult IgAN patients diagnosed based on kidney biopsy. Patients without corticosteroids or immunosuppressive drugs >1 month were regularly followed up for at least 1 year or until the study endpoint. The optimum serum IgA/C3 ratio was calculated by the AUROC-based cutoff ratio. Proteinuria, creatinine, eGFR, serum IgA, and serum C3 were evaluated at baseline. Kidney biopsy was categorized using the Oxford classification, with a calculation of the MEST-C score. The degree of glomerular C3 staining was semiquantitatively determined (Grade 0, no or trace; Grade 1, mild; Grade 2, moderate; Grade 3, marked) by immunofluorescence microscopy. The patients were divided into four groups by the serum IgA/C3 ratio and glomerular C3 staining.

The baseline data suggested that when the serum IgA/C3 ratio was at the same level, patients with a high glomerular C3 staining score (≥2) always had mesangial proliferation, segmental glomerulosclerosis and tubular atrophy/interstitial fibrosis (Group 1 vs Group 2; Group 3 vs Group 4). When glomerular C3 staining was at the same level, proteinuria was significantly higher in patients with serum IgA/C3<2.806 (Group 1 vs Group 3; Group 2 vs Group 4), which was contrary to previous studies that have suggested that the serum level of IgA/C3 was associated with disease severity. Hence, this study set out to investigate the combined effects of the serum IgA/C3 ratio and glomerular C3 staining on the renal outcome in adult IgA nephropathy. Renal survival analysis indicated that serum IgA/C3 ≥2.806 and glomerular C3 staining ≥2 (Group 1) may be correlated with a poorer prognosis, especially in different clinicopathological characteristics of IgAN patients based on the subgroup analysis. Multivariate Cox analysis demonstrated that hypertension, serum creatinine, CKD stage, T1/2 and C3 staining were independent predictive factors of renal survival.

The combination of serum IgA/C3 and C3 staining may contribute to improved optimization of the prognostic model in IgAN patients, especially patients with different sexes and degrees of disease. However, further study is required for validation in the future.