Publications by authors named "Mitchell Huang"

Article Synopsis
  • The study looked at men's experiences after getting an artificial urinary sphincter (AUS) surgery again after having it fixed multiple times.
  • Most men felt good about their initial surgery, but some didn't know the device needed future fixes and wanted better follow-up care.
  • Overall, the AUS helped reduce how many pads they used for incontinence, showing it worked well for most of them.
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Introduction: Patient-centered communication after surgery can enhance patient satisfaction and reduce unplanned clinical contact. However, patient information needs following kidney stone surgery are not well understood, limiting quality improvement efforts. We aimed to characterize patient-reported needs in and preferences for postoperative communication following kidney stone surgery.

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Article Synopsis
  • - The study investigates the outcomes of holmium laser enucleation of the prostate (HoLEP) in patients with neurologic diseases (ND) versus those without, using data from over 118 ND patients.
  • - ND patients showed higher rates of preoperative complications like indwelling catheters (57% vs. 39%) and urinary tract infections (32% vs. 19%) and had worse postoperative outcomes such as higher failure rates in void trials and acute urinary retention.
  • - Despite initially increased UTI rates in ND patients, HoLEP effectively reduced these rates and catheter use over time, though ND patients still faced higher overall complication rates than non-ND patients post-surgery.
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Introduction: The completion of residency and start of fellowship training marks a critical transition for urologists in the pursuit of subspeciality training. Most graduating urology residents are under contract until June 30, and most fellowships are scheduled to begin on July 1. There has been no investigation into the practical implications of fellowship delays in urology from a trainee perspective.

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Intradetrusor onabotulinumtoxinA (OTA) injection is a well-established treatment option for refractory overactive bladder; however, its use at the time of holmium laser enucleation of the prostate (HoLEP) for men with bladder outlet obstruction (BOO) and severe storage symptoms has not been previously reported. We retrospectively identified men with BOO and severe storage symptoms who underwent treatment with 200 U of intradetrusor OTA (Botox) at the time of HoLEP. Patients were propensity score matched to a cohort of HoLEP-only patients based on age, Michigan Incontinence Symptom Index (M-ISI) score, preoperative urinary retention, urge incontinence, and prostate size.

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Purpose: Active surveillance (AS) with the possibility of delayed intervention (DI) is emerging as a safe alternative to immediate intervention for many patients with small renal masses (SRMs). However, limited comparative data exist to inform the most appropriate management strategy for SRMs.

Materials And Methods: Decision analytic Markov modeling was performed to estimate the health outcomes and costs of 4 management strategies for 65-year-old patients with an incidental SRM: AS (with possible DI), immediate partial nephrectomy, radical nephrectomy, and thermal ablation.

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Multiple membrane organelles require cholesterol for proper function within cells. The Niemann-Pick type C (NPC) proteins export cholesterol from endosomes to other membrane compartments, including the endoplasmic reticulum (ER), plasma membrane (PM), trans-Golgi network (TGN), and mitochondria, to meet their cholesterol requirements. Defects in NPC cause malfunctions in multiple membrane organelles and lead to an incurable neurological disorder.

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Purpose: In order to accurately characterize how a history of radiation therapy affects the lifespan of replacement artificial urinary sphincters (AUSs), all possible sources of device failure must be considered. We assessed the competing risks of device failure based on radiation history in men with replacement AUSs.

Materials And Methods: We identified men who had a replacement AUS in a single institutional, retrospective database.

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Objective: Judicious opioid stewardship would match each patient's prescription to their true medical necessity. However, most prescribing paradigms apply preset quantities and clinical judgment without objective data to predict individual use. We evaluated individual patient and in-hospital parameters as predictors of post-discharge opioid utilization after radical prostatectomy (RP) to provide evidence-based guidance for individualized prescribing.

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Purpose: Daily aspirin use following cardiovascular intervention is commonplace and creates concern regarding bleeding risk in patients undergoing surgery. Despite its cardio-protective role, aspirin is often discontinued 5-7 days prior to major surgery due to bleeding concerns. Single institution studies have investigated perioperative outcomes of aspirin use in robotic partial nephrectomy (RPN).

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Background: For men on active surveillance (AS) for prostate cancer (PCa), disease progression and age-related changes in health may influence decisions about pursuing curative treatment.

Objective: To evaluate the predicted PCa and non-PCa mortality at the time of reclassification among men on AS, to identify clinical criteria for considering a transition from AS to watchful waiting (WW).

Design, Setting, And Participants: Patients enrolled in a large AS program who experienced biopsy grade reclassification (Gleason grade increase) were retrospectively examined.

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Purpose: Provider and hospital factors influence healthcare quality, but data are lacking to assess their impact on renal cancer surgery. We aimed to assess factors related to surgeon and hospital volume and study their impact on 30-day outcomes after radical nephrectomy.

Materials And Methods: Renal surgery data were abstracted from Maryland's Health Service Cost Review Commission from 2000 to 2018.

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Purpose: To evaluate the total cost of outpatient flexible cystoscopy associated with reusable device purchase, maintenance, and reprocessing, and to assess potential cost benefits of single-use flexible cystoscopes.

Methods: Cost data regarding the purchasing, maintaining, and reprocessing of reusable flexible cystoscopes were collected using a micro-costing approach at a high-volume outpatient urology clinic. We estimated the costs to facilities with a range of annual procedure volumes (1000-3000) performed with a fleet of cystoscopes ranging from 10 to 25.

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Objective: To review the current literature on quality of care in the diagnosis and management of early-stage testicular cancer.

Methods: PubMed, Embase, and the Cochrane Central Register of Controlled Trials were searched for studies on quality of care in testicular cancer diagnosis and management from January 1980 to August 2018. Major overlapping themes related to quality of care in the diagnosis and management of TGCT were identified and evidence related to these themes were abstracted.

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Poor ergonomics in the operating room can have detrimental effects on a surgeon's physical, psychological and economic well-being. This problem is of particular importance to urologists who are trained in nearly all operative approaches (open, laparoscopic, robotic-assisted, microscopic and endoscopic surgery), each with their own ergonomic considerations. The vast majority of urologists have experienced work-related musculoskeletal pain or injury at some point in their career, which can result in leaves of absence, medical and/or surgical treatment, burnout, changes of specialty and even early retirement.

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Objective: To perform bibliometric analysis of the top cited articles in urology as a guide for journal club article selection.

Methods: Bibliometric citation analysis was performed using Scopus. Tables illustrating the top cited clinical, basic science, and guidelines/position statements papers were constructed.

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The aim of this study was to comprehensively evaluate the quality of patient-oriented, mobile health applications (apps) available for medical management of kidney stone disease (KSD). A systematic search was performed to identify apps from the Apple and Google Play app stores. Eligible apps were divided into two categories: (1) fluid apps and (2) dietary apps.

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Objective: To demonstrate the safety and efficacy of testis-sparing surgery (TSS) in 2 specific circumstances: small, nonpalpable masses suspected to be benign and masses suspicious for germ cell tumor in a solitary or functionally solitary testicle or bilateral disease.

Methods: Our institutional review board-approved testicular cancer registry was reviewed for men who underwent inguinal exploration with intent for TSS (2013-2020). The attempted TSS and completed TSS groups were evaluated for differences using Student's t test for normally-distributed variables, chi-squared and Fisher's exact tests for proportions, and Wilcoxon rank-sum test for nonparametric variables.

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Meckel's diverticulum is the most common congenital malformation of the gastrointestinal tract. In this report, we present a patient with a Meckel's diverticulum that was incidentally discovered on prostate-specific membrane antigen positron emission tomography/computed tomography (PSMA PET/CT) imaging performed for prostate cancer staging. We discuss hypotheses for why the Meckel's diverticulum showed high uptake of PSMA-targeted radiotracer and the clinical implications of this finding.

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