Publications by authors named "Dovey Z"

Robotic-assisted surgery offers several advantages over traditional methods, such as reduced blood loss and fewer complications. Establishing pneumoperitoneum is a critical step, with two primary techniques: the Veress needle (closed) and the Hasson (open) technique. Despite extensive studies in laparoscopic surgery, limited data exist regarding their use in robotic surgery.

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Holmium laser enucleation of the prostate (HoLEP) and robot-assisted simple prostatectomy (RASP) have emerged as the two surgical treatments of medication-refractory benign prostatic hyperplasia (BPH). The comparative outcomes of en-bloc HoLEP with early apical release and RASP with modified Freyer's technique remain unexplored. Between 2018 and 2022, patients with medication-refractory BPH and prostate volume ≥80 g underwent HoLEP or RASP depending on clinical characteristics, patient choice, and surgeon preference.

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Objective: To determine the frequency of adrenal gland involvement (AGI) in patients with renal cell carcinoma (RCC) and assess the ability of preoperative computed tomography (CT) imaging to predict AGI prior to radical nephrectomy (RN).

Methods: We retrospectively identified 90 patients who underwent RN with concomitant ipsilateral adrenalectomy (CIA) between 2019 and 2021 at our institution. We reviewed the preoperative CT findings and final pathology reports to assess AGI and determine the sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) of preoperative CT imaging.

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Purpose: Vacuum-assisted mini-percutaneous nephrolithotomy (vmPCNL) is being increasingly adopted due to its faster operating times and lower incidence of postoperative infectious complications (IC), however, studies have been limited by small sample sizes. We hypothesize that vmPCNL is an efficacious treatment for renal stone disease with acceptable stone-free rates (SFR) and low incidence of IC. The objectives of this study were to measure SFR three months after surgery, determine the factors influencing SFR, and determine the rates of postoperative IC after vmPCNL.

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Objective: To introduce the Penile Trauma Score (PTS), a new statistically driven classification system aimed at enhancing the management of penile trauma by providing clinically relevant treatment protocols.

Methods: A retrospective review was conducted of 34 men with penetrating penile injuries at the Elvis Presley Level 1 Trauma Center, Memphis, from January 2014 to December 2016. Variables assessed included injury mechanism, location, depth, and follow-up outcomes related to voiding and erectile function.

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Studies of right colon pouch urinary diversion have widely varying estimates of the risk of perioperative complications, reoperation, and readmission. We sought to describe the association between specific risk factors and complication, readmission, and reoperation rates following right colon pouch urinary diversion. Patients undergoing robot-assisted right colon pouch urinary diversion from July 2013 to December 2022 were analyzed.

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Background: Racial disparities in oncological outcomes resulting from differences in social determinants of health (SDOH) and tumour biology are well described in prostate cancer (PCa) but similar inequities exist in bladder (BCa) and renal cancers (RCCs). Precision medicine (PM) aims to provide personalized treatment based on individual patient characteristics and has the potential to reduce these inequities in GU cancers.

Objective: This article aims to review the current evidence outlining racial disparities in GU cancers and explore studies demonstrating improved oncological outcomes when PM is applied to racially diverse patient populations.

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Particle therapy and radiopharmaceuticals are emerging fields in the treatment of genitourinary cancers. With these novel techniques and the ever-growing immunotherapy options, the combinations of these therapies have the potential to improve current cancer cure rates. However, the most effective sequence and combination of these therapies is unknown and is a question that is actively being explored in multiple ongoing clinical trials.

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Introduction: Urinary incontinence is one of the most common long term side effects after robotic prostatectomy (RALP), and significantly impacts patient quality of life. Pelvic floor muscle training (PFMT) has been a standard part of the urologist's armamentarium for maximizing continence outcomes post-op. Recently, aerobic and resistance exercises have been described as improving functional outcomes post RALP.

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Background: The mostly indolent natural history of prostate cancer (PCa) provides an opportunity for men to explore the benefits of lifestyle interventions. Current evidence suggests appropriate changes in lifestyle including diet, physical activity (PA) and stress reduction with or without dietary supplements may improve both disease outcomes and patient's mental health.

Objective: This article aims to review the current evidence on the benefits of all lifestyle programmes for PCa patients including those aimed at reducing obesity and stress, explore their affect on tumour biology and highlight any biomarkers that have clinical utility.

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Background: The European Association of Urology guidelines recommend the use of imaging, biomarkers, and risk calculators in men at risk of prostate cancer. Risk predictive calculators that combine multiparametric magnetic resonance imaging with prebiopsy variables aid as an individualized decision-making tool for patients at risk of prostate cancer, and advanced neural networking increases reliability of these tools.

Objective: To develop a comprehensive risk predictive online web-based tool using magnetic resonance imaging (MRI) and clinical data, to predict the risk of any prostate cancer (PCa) and clinically significant PCa (csPCa) applicable to biopsy-naïve men, men with a prior negative biopsy, men with prior positive low-grade cancer, and men with negative MRI.

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Article Synopsis
  • The study investigates how pelvic inflammation affects the biology and aggressiveness of prostate cancer (PCa) using data from 2,278 patients who had robot-assisted laparoscopic prostatectomy between 2013 and 2019.
  • It finds that pelvic inflammation is a significant predictor of adverse pathology (AP) and impacts clinical outcomes such as biochemical recurrence (BCR).
  • Key findings include elevated pro-inflammatory cytokines and changes in gene expression related to cancer progression in patients with pelvic inflammation, indicating it worsens PCa and promotes a more aggressive phenotype.
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Background: This study assesses magnetic resonance imaging (MRI) prostate % tumor involvement or "PI-RADs percent" as a predictor of adverse pathology (AP) after surgery for localized prostate cancer (PCa). Two separate variables, "All PI-RADS percent" (APP) and "Highest PI-RADS percent" (HPP), are defined as the volume of All PI-RADS 3-5 score lesions on MRI and the volume of the Highest PI-RADS 3-5 score lesion each divided by TPV, respectively.

Method: An analysis was done of an IRB approved prospective cohort of 557 patients with localized PCa who had targeted biopsy of MRI PIRADs 3-5 lesions followed by RARP from April 2015 to May 2020 performed by a single surgeon at a single center.

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Article Synopsis
  • Traditional diagnosis and staging of prostate cancer rely on PSA levels, digital rectal exams, and ultrasound-guided biopsies, but biomarkers have emerged to improve accuracy and reduce unnecessary treatments.
  • A review indicated there are 13 notable biomarkers that can guide decisions on biopsy, treatment necessity, and identifying high-risk patients post-surgery.
  • Despite their availability and potential benefits, these biomarkers aren't widely used in practice due to insufficient direct comparisons and unproven long-term effectiveness.
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Results after radical prostatectomy (RP) are generally judged by complete removal of the cancer, return of urinary control, and the ability to have intercourse. Given the complexity of the anatomy of the prostate and its relationship to the surrounding nerves, muscles, and fascia, RP is considered a challenging and technically demanding surgery. Here we propose multiple intraoperative strategies to optimize oncological and functional outcomes.

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Article Synopsis
  • Early rehabilitation programs are essential for improving outcomes after radical prostatectomy, emphasizing a comprehensive evaluation of the patient's mental, physical, and social health.
  • The article outlines strategies to enhance erectile function post-surgery, organized into four categories: pharmacological and mechanical, psychosocial, hormonal assessment, and ongoing research strategies.
  • A multidisciplinary approach is crucial, combining various interventions rather than relying solely on medication or mechanical devices for recovery.
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Article Synopsis
  • - Radical prostatectomy (RP) is a popular surgical option for treating localized and locally advanced prostate cancer, but erectile dysfunction (ED) often remains a significant issue post-surgery.
  • - A personalized evaluation focusing on factors like patient expectations, cultural background, baseline erectile function, health status, and tumor spread is crucial for improving surgical outcomes.
  • - The text suggests implementing multidisciplinary strategies for preoperative care, categorized into comprehensive planning and prehabilitation, to enhance the overall quality of life for patients and their partners.
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Background: For females undergoing cystectomy and urinary diversion, decreases in sexual and urinary functions can have a significant impact on quality of life. Pelvic organ-preserving (POP) radical cystectomy (RC) has been proposed as an approach to improve postoperative functional outcomes.

Objective: To evaluate postoperative functional outcomes of a robotic approach for female POP RC with intracorporeal urinary diversion.

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Background: Active surveillance (AS) is the reference standard treatment for the management of low risk prostate cancer (PCa). Accurate assessment of tumor aggressiveness guides recruitment to AS programs to avoid conservative treatment of intermediate and higher risk patients. Nevertheless, underestimating the disease risk may occur in some patients recruited, with biopsy upgrading and the concomitant potential for delayed treatment.

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Introduction: Non muscle invasive bladder cancer (NMIBC) has recurrence and progression rates of approximately 55-75% and 5-45% respectively. After diagnosis, risk stratification guides management decisions regarding surveillance, intravesical therapy or surgery. This prospective cohort of patients from Stockholm County is ideal for external validation of the current risk stratification models used in clinical practice.

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Purpose Of Review: African-American men in the USA have a higher incidence of and mortality from prostate cancer (PCa), with a longstanding debate about the cause for these worse outcomes. This review examines differences in tumour biology and socioeconomics for African-American and Non-Hispanic White (NHW) men to answer the question 'why AA men face higher risks for lethal PCa' and draw a management consensus to redress the imbalance.

Recent Findings: Recent evidence from over the past 2 years suggests the reasons why African-American men face a higher risk of lethal PCa are multifactorial, with contributions from differences in tumour biology as well as socioeconomic and healthcare access factors.

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Introduction: Prostate cancer (PCa) is a heterogenous disease with multiple etiological factors playing a role in its development. Recently, chronic and systemic inflammatory conditions such as inflammatory bowel disease were identified as key risk factors influencing its development. The study aimed to evaluate the relationship between diverticular disease (DD) (local and acute inflammation) and PCa.

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This study examines differences between patients with and without cancer in patient demographic and clinical characteristics and COVID-19 mortality and discusses the implications of these differences in relation to existing cancer disparities and COVID-19 vulnerabilities. Data was collected as a part of a retrospective study on a cohort of COVID-19 positive patients across Mount Sinai Health System from March 28, 2020 to April 26, 2020. Descriptive, comparative, and regression analyses were applied to examine differences between patients with and without cancer in demographic and clinical characteristics and COVID-19 mortality and whether cancer status predicts COVID-19 mortality controlling for these covariates using SAS 9.

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The urinary tract is highly innervated by autonomic nerves which are essential in urinary tract development, the production of growth factors, and the control of homeostasis. These neural signals may become dysregulated in several genitourinary (GU) disease states, both benign and malignant. Accordingly, the autonomic nervous system is a therapeutic target for several genitourinary pathologies including cancer, voiding dysfunction, and obstructing nephrolithiasis.

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