225 results match your criteria: "Hasheminejad Kidney Center[Affiliation]"

Introduction And Hypothesis: This study was aimed at evaluating the therapeutic effects of a modified intravesical botulinum toxin injection technique (fewer injection sites under local anesthesia), in comparison with the conventional technique for patients with idiopathic detrusor overactivity, considering the urodynamic parameters.

Methods: In this double-blinded randomized clinical trial, 78 adult females with idiopathic detrusor overactivity were divided into two groups: conventional and modified groups. In the conventional method, patients received intradetrusor botulinum toxin injection at 20 sites under general or spinal anesthesia in a trigone-sparing fashion.

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Background: Dynamin 2 (DNM2) is aberrantly expressed in different malignancies and exerts a function in tumor progression.

Aims: This study, for the first time, aimed to evaluate the clinical and prognostic value of DNM2 in the pathophysiology of bladder cancer using bioinformatics analysis and experimental evaluation.

Methods And Results: We analyzed gene expression of DNM2 in bladder tumor by GEPIA2 and GENT2 platforms.

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Objective: Sperm parameters and DNA integrity are crucial factors in ART outcomes. This study compared four sperm preparation methods (microfluidics, MACS, zeta potential, and swim-Up) for sorting spermatozoa with normal parameters and chromatin integrity.

Methods: This study evaluated semen samples from 25 couples with male factor infertility.

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Article Synopsis
  • - The study evaluated the prevalence and patterns of Diabetes Mellitus (DM) among Iranian pilgrims during Hajj from 2012 to 2022, analyzing data from 469,581 individuals and focusing on demographic information and risk factors.
  • - Results indicated that older pilgrims (45-70 years) had higher rates of DM, especially those over 70 years old, and women's prevalence was higher than men's (14.64% vs. 12.51%), with significant regional variations in prevalence across provinces.
  • - The findings suggest the need for targeted screening and management of diabetes by healthcare providers to address the significant differences in prevalence and to mitigate potential health risks for pilgrims.
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Renal nutcracker syndrome presenting with varicocele: A case series.

Int J Surg Case Rep

November 2024

Department of Surgery, Surgery Research Center, School of Medicine, Rasool-E Akram Hospital, Iran University of Medical Sciences, Tehran, Iran.

Article Synopsis
  • Nutcracker syndrome (NCS) is a rare condition where the left renal vein is compressed, leading to various symptoms, and this study investigates the clinical outcomes in patients presenting with NCS and varicocele.
  • Four male patients aged 15 to 19, who had recurrent varicocele after prior surgery, experienced pain but did not show hematuria; NCS was diagnosed using imaging techniques.
  • The study suggests that NCS should be considered in varicocele cases even without hematuria, with surgical interventions proving effective in alleviating symptoms and preventing recurrence.
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The changing landscape of cancer surgery requires ongoing consideration of ethical issues to ensure patient-centered care and fair access to treatments. With technological advancements and the global expansion of surgical interventions, healthcare professionals must navigate complex ethical dilemmas related to patient autonomy, informed consent, and the impact of new technologies on the physician-patient relationship. Additionally, ethical principles and decision-making in oncology, especially in the context of genetic predisposition to breast cancer, highlight the importance of integrating patient knowledge, preferences, and alignment between goals and treatments.

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Background: Chronic kidney disease presents global health challenges, with hemodialysis as a common treatment. However, non-dialyzable uremic toxins demand further investigation for new therapeutic approaches. Renal tubular cells require scrutiny due to their vulnerability to uremic toxins.

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Background: Doppler sonography parameters, particularly the resistive index (RI), have been identified as an essential tool for assessing renal transplant dysfunction (RTD). However, there is some ambiguity in the findings of previous research studies on this matter. Therefore, the objective of our study is to examine the relationship between changes in RI subsequent to RTD.

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Background: Mesenteric panniculitis is a rare condition and refers to benign and nonspecific inflammation of mesenteric fat.

Objectives: This study aimed to evaluate the hypothesis of a greater prevalence of mesenteric panniculitis in patients with urolithiasis.

Materials And Methods: In this cross-sectional study, abdominopelvic CT scans of 500 patients were reviewed for the presence of urolithiasis and mesenteric panniculitis.

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Introduction: Standard treatment for renal cell carcinomas (RCCs) is radical/partial nephrectomy and unlike upper urothelial carcinoma, complete ureteral removal is not necessary nor is advised in RCCs as tumor recurrence in ureteral remnant has scarcely been reported. Here, we present a rare case of chromophobe RCC (ChRCC) metastasis in remnant ureter following radical nephrectomy and perform a literature review in this regard.

Case Presentation: A 66-year-old man presented with a CT scan-as a surveillance protocol imaging- showing a mass in ipsilateral remnant ureter 9 months after radical nephrectomy due to ChRCC while being completely asymptomatic.

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Background: Bladder cancer, specifically transitional cell carcinoma (TCC) polyps, presents a significant healthcare challenge worldwide. Accurate segmentation of TCC polyps in cystoscopy images is crucial for early diagnosis and urgent treatment. Deep learning models have shown promise in addressing this challenge.

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Article Synopsis
  • Haemoperfusion (HP) is a blood-filtering therapy aimed at removing harmful substances in severe COVID-19 patients, and this study analyzed its effectiveness compared to standard treatments.
  • The study involved 578 patients, with 219 receiving HP alongside a corticosteroid regimen, while 359 received only the standard treatment.
  • Results indicated that patients in the HP group required less ventilation and had lower mortality rates, and statistical analysis showed significant differences in outcomes based on various treatments and patient characteristics, highlighting HP's potential benefits.
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Background And Purpose: Nonalcoholic fatty liver disease (NAFLD) is a growing problem with a significant burden. Lifestyle modification is the recommended treatment, but researchers are exploring other options. This study focused on the effects of (FP) extracts on NAFLD induced by a high-fat diet in rats.

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Geographic variation of mutagenic exposures in kidney cancer genomes.

Nature

May 2024

Genomic Epidemiology Branch, International Agency for Research on Cancer (IARC/WHO), Lyon, France.

International differences in the incidence of many cancer types indicate the existence of carcinogen exposures that have not yet been identified by conventional epidemiology make a substantial contribution to cancer burden. In clear cell renal cell carcinoma, obesity, hypertension and tobacco smoking are risk factors, but they do not explain the geographical variation in its incidence. Underlying causes can be inferred by sequencing the genomes of cancers from populations with different incidence rates and detecting differences in patterns of somatic mutations.

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Case of IgG4-related Disease with Crescentic Glomerulonephritis: An Unusual Presentation of the Disease.

Iran J Kidney Dis

March 2024

Nephrology Section, Department of Medicine, Hasheminejad Kidney Center, School of Medicine, Iran University of Medical Sciences, Tehran, Iran.

IgG4-related disease (IgG4-RD) is a chronic systemic inflammatory  disease, characterized by tissue infiltration of lymphocytes and  IgG4-secreting plasma cells, presenting by fibrosis of different  tissues, which is usually responsive only to oral steroids therapy.  Kidneys are the most commonly involved organs, exhibiting renal  insufficiency, tubulointerstitial nephritis, and glomerulonephritis.  Here, we describe a patient with acute renal insufficiency who  was presented with edema, weakness, anemia and multiple  lymphadenopathies.

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More than half of the world population lives in Asia and hypertension (HTN) is the most prevalent risk factor found in Asia. There are numerous articles published about HTN in Eastern Mediterranean Region (EMRO) and artificial intelligence (AI) methods can analyze articles and extract top trends in each country. Present analysis uses Latent Dirichlet allocation (LDA) as an algorithm of topic modeling (TM) in text mining, to obtain subjective topic-word distribution from the 2790 studies over the EMRO.

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Article Synopsis
  • Non-obstructive azoospermia (NOA) is a prevalent and complex issue with varied treatment options and no definitive guidelines, leading to differing management practices internationally.
  • A comprehensive survey with 336 responses from specialists in 49 countries explored current medical and surgical strategies for NOA, analyzing results against existing guidelines and offering expert recommendations.
  • Key findings included diverse approaches to hormonal therapy, significant variation in sperm retrieval success rates, and differing protocols around varicocele repair and follicle-stimulating hormone cutoff levels for sperm retrieval.
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Article Synopsis
  • * Conducted from July to September 2022, a questionnaire gathered responses from 367 doctors in 49 countries, focusing on how they diagnose NOA through methods like hormone tests and genetic analyses.
  • * The survey identified that while many practices align with guidelines, significant differences in approaches were found, underscoring the need for standardized, evidence-based international guidelines for NOA evaluation.
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Purpose: Cancer testis antigens (CTAs) are a family of proteins typically expressed in male testicles but overexpressed in various cancer cell types. Transmembrane Phosphatase with Tensin homology (TPTE) is expressed only in the testis of healthy individuals and is a member of the family of CTAs. The current study, for the first time, examined the significance of TPTE expression in prostate cancer (PCa) tissues by generating a novel antibody marker targeting TPTE protein.

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Any kidney dimension and volume variation can be a remarkable indicator of kidney disorders. Precise kidney segmentation in standard planes plays an undeniable role in predicting kidney size and volume. On the other hand, ultrasound is the modality of choice in diagnostic procedures.

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Several epidemiological studies have appreciated the impact of "duration" and "level" of hyperglycemia on the initiation and development of chronic complications of diabetes. However, glycemic profiles could not fully explain the presence/absence and severity of diabetic complications. Genetic issues and concepts of "hyperglycemic memory" have been introduced as additional influential factors involved in the pathobiology of late complications of diabetes.

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Background: Varicocele is one of the most common treatable causes of male infertility, and its treatment may be beneficial for fertility. This study aimed to evaluate fertility rate and DNA fragmentation index (DFI) following varicocelectomy in primary infertile men with clinical varicocele.

Materials And Methods: This prospective longitudinal study was conducted on primary infertility men, in a tertiary center from December 2018 to December 2019 with one-year follow-up.

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Data about the prevalence of biopsy-proven kidney diseases in Iran are rare, and none of the previous studies used electron microscopy for diagnosis. This study aimed to analyze the prevalence of biopsy-proven kidney diseases in Iran's primary referral center. To the best of our knowledge, this is the most extensive study carried out in Iran.

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The Outcome of Pauci-immune Crescentic Glomerulonephritis and Its Prognostic Factors; A single Center Case Series.

Iran J Kidney Dis

January 2024

Nephrology Section, Department of Medicine, Hasheminejad Kidney Center, School of Medicine, Iran University of Medical Sciences, Tehran, Iran.

Introduction: Pauci-immune crescentic glomerulonephritis (GN) is the most common cause of rapidly progressive GN in adults. The aim of this study was to determine the outcome of patients with pauci-immune crescentic GN and risk factors of the development of end-stage kidney disease (ESKD) in these patients.

Methods: This case series study was carried on 120 patients with pauci-immune crescentic GN biopsied in our center betwen 1998 and 2016.

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