Publications by authors named "Gautam Choudhary"

Objective: To compare different specimen extraction techniques in laparoscopic simple nephrectomy among female patients, focusing on perioperative outcomes, complications, and postoperative recovery.

Methods: A retrospective analysis was conducted on data from 45 female patients who underwent laparoscopic nephrectomy between September 2022 and July 2024. Patients were divided into three groups: laparoscopic transperitoneal nephrectomy with transvaginal extraction (LTN-TVS), Pfannenstiel extraction (LTN-PFN), and retroperitoneoscopic nephrectomy (RPN) with flank extraction.

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Introduction: Laparoscopic simple nephrectomy (LSNx) is among the gold standard options for management of selected poorly functioning and most non-functioning kidneys (PFK/NFKs). Our objective was to audit our patients who had undergone LSNx for benign causes and assess their perioperative outcomes and analyse the factors correlating with these outcomes.

Materials And Methods: We reviewed our prospectively collected data of patients with PFK/NFKs due to benign causes who underwent a LSNx on a three-dimensional (3D) system via a transperitoneal approach between January 2017 and June 2023.

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Objective: To compare dorsal onlay Buccal Mucosal Graft (BMG) and Vaginal Wall Graft (VWG) urethroplasty in the management of Female Urethral Stricture (FUS).

Methods: A retrospective analysis was conducted on 33 women undergoing dorsal onlay urethroplasty using BMG (n = 17) and VWG (n = 16) for urethral stricture at a tertiary care centre. Data including patient demographics, comorbidities, stricture characteristics, preoperative, and postoperative Female Sexual Function Index (FSFI) scores and operative outcomes were analyzed.

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Objective: The complexity of urethral strictures can predict outcomes following urethroplasty. The previously described urethral stricture score (U score) considered only stricture-related factors to grade the complexity of urethral strictures and to predict recurrence post urethroplasty, but not considered patient-related factors for the same. We aimed to study the correlation of both of these factors to the outcomes of oral mucosal graft urethroplasty.

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Article Synopsis
  • * The condition was attributed to overactivation of parasympathetic pathways, leading to increased acetylcholine release and resultant penile blood flow issues.
  • * Despite various treatments to alleviate the condition, including medication and irrigation techniques, the boy required a surgical procedure (distal T-shunt) to resolve the ischemic priapism caused by the scorpion envenomation.
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Background: The studies have shown that GS given after assessment of the entire prostate gland on the radical prostatectomy specimen may differ from GS given after examination of a small sample from needle core biopsy. We conducted this study to assess discrepancies in the Gleason score between NCB and RP specimens and to find out the correlation between the clinical stage and pathological stage.

Methods: The study included 174 patients with carcinoma prostate which underwent robotic-assisted radical prostatectomy (RARP).

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Introduction: Robot-assisted partial nephrectomy (RAPN) can be performed either by a transperitoneal (TP) or a retroperitoneal (RP) approach. However, the superiority of one approach over the other is not established. Hence, the primary aim of this review was to compare perioperative outcomes between these two surgical approaches.

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Malakoplakia is an uncommon inflammatory disease that can involve many organ systems but is often encountered in the urogenital tract. Kidney allograft malakoplakia is even rarer and can have a diffuse parenchymal or a pseudotumoral presentation. We describe a case of grafi malakoplakia in an adult female, who presented with dull aching pain in the right loin, fever, and vomiting.

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Article Synopsis
  • The study reports initial findings on robot-assisted surgeries using the Da Vinci Xi system for treating benign ureteric diseases.
  • A total of 34 patients underwent various reconstructive procedures with satisfactory outcomes, demonstrating improvements in symptoms and function after follow-up.
  • The results indicate that these surgeries are effective and safe, highlighting the benefits of minimally invasive techniques in achieving good short-term results.
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Introduction: Urothelial carcinomas of the bladder are more common in males, making them the sixth-most common cancer in men and the tenth-most common cancer overall, worldwide. Current guidelines do not recommend routine testing for human epidermal growth factor receptor (HER2/neu) expression on the biopsy specimens of patients with urothelial carcinoma. This study was aimed at determining the expression pattern of HER2/neu and its usefulness in muscle-invasive and nonmuscle-invasive urothelial carcinoma.

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Background: Cancer stem cells (CSCs) have been implicated in prostate cancer (PCA) progression and therapeutic resistance. This study aimed to compare the expression levels of CSC CD (CD 44, CD 133, and CD 24) markers in treatment-naive patients with metastatic PCA before and after treatment.

Methods: The study included 60 treatment-naïve patients with metastatic PCA who received androgen deprivation therapy (ADT) alone (n = 30) and ADT plus chemotherapy (n = 30).

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Radical cystectomy with pelvic lymph node dissection is the recommended treatment for managing muscle-invasive carcinoma of the urinary bladder. Early recurrence is observed in only about 4.1% of cases.

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During this era of advanced and minimally invasive procedures for treating urolithiasis, percutaneous nephrolithotomy (PCNL) remains the primary choice for removing large renal calculi. While there are various known complications associated with PCNL, such as bleeding, sepsis and injury to neighboring organs, the occurrence of retained foreign bodies as a result of the procedure is rarely reported. In this case report, we present a unique instance of encrustation involving a retained guidewire sheath following PCNL, which was initially mistaken for a residual stone fragment in imaging studies.

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The incidence of urethral recurrence after radical cystectomy is 1% to 8%, with most cases occurring within the first 2 years of surgery. Prophylactic urethrectomy is rarely performed nowadays due to no known survival benefit and increased morbidity due to the procedure. However, we encountered a rare case of delayed urethral recurrence presenting as recurrent urethral collection 4 years after radical cystectomy with ileal conduit diversion, posing a diagnostic dilemma.

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Article Synopsis
  • - The COPPER-T trial is a prospective randomized study aimed at evaluating the role of FDG PET-CT imaging in staging high-risk renal cell cancers (RCC) and urinary bladder cancers, comparing it to conventional imaging methods.
  • - Patients are divided into two subgroups (RCC and urinary bladder carcinoma) and randomly assigned to one of two arms, where the order of imaging report review (PET-CT vs. conventional) will influence management plans by the clinicians.
  • - The trial's final analysis will reveal the diagnostic accuracy of FDG PET-CT compared to conventional imaging and its effects on treatment decisions for patients with high-risk cancers.
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Introduction: Bladder cancer is a common and serious disease globally, often requiring radical cystectomy as the preferred treatment. However, this procedure carries substantial risks and complications. To evaluate its success, pentafecta, a five-component measure, was introduced.

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A man in his 50s presented with right flank pain and intermittent haematuria for 15 days. He was evaluated and diagnosed to have bilateral staghorn renal calculi with left poorly functioning kidney. He underwent right kidney stone clearance followed by laparoscopic left simple nephrectomy.

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Introduction: The molecular mapping of cancers by the Cancer Genome Atlas Project has accelerated the quest for new therapeutic targets for urinary bladder cancer, including sex steroid receptors. Previous studies have demonstrated conflicting results on their relationship with bladder cancer, and there is sparse data on their expression in the Indian population. The aim of our study is to examine the expression of androgen receptors (AR) and estrogen receptors (ERα and ERβ) in patients with bladder cancer and their correlation with clinicopathologic features.

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Chyluria is a rare entity characterised by the presence of chyle/lymphatic fluid within the urine. It develops following an abnormal communication between the perirenal lymphatics and pelvicalyceal lymphatics. There are multiple causes of chyluria including infective (filariasis), post-traumatic, post-surgical, pregnancy and malignancy.

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Objectives: Lymphatic channels (LC) are not as prominent as blood vessels, so they tend to get damaged during surgical procedures. It can present with chyle leak in the postoperative period. We aimed to study the occurrence of chyle leak in patients undergoing nephrectomy and its management.

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Background: In addition to ensuring cancer control, prevention of incontinence which significantly impact patients' quality of life, is also an important issue in robot-assisted radical prostatectomy (RARP) operations. In this study, we aimed to find the correlation of urinary continence recovery with various factors after Robot assisted radical prostatectomy.

Methods: This study included 162 patients treated with RARP with perioperative data and at least 1 year of follow-up.

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Background: MicroRNAs are small, non-coding RNA molecules that regulate important cellular processes such as tumorigenesis, cell proliferation, and apoptosis. Cancer stem cells are a subset of cells that control metastasis and cell proliferation. In this study, we focus on the roles of miR-10b, miR-21 and correlate with cancer stem cells through the apoptotic pathway in different stages of prostate cancer (PCa).

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