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1.
World J Urol ; 41(4): 1025-1031, 2023 Apr.
Artículo en Inglés | MEDLINE | ID: mdl-36754878

RESUMEN

OBJECTIVES: To determine the incidence of preexisting opioid dependence in patients undergoing elective urological oncological surgery. In addition, to quantify the impact of preexisting opioid dependence on outcomes and cost of common urologic oncological procedures at a national level in the USA. METHODS: We used the National Inpatient Sample (NIS) to study 1,609,948 admissions for elective partial/radical nephrectomy, radical prostatectomy, and cystectomy procedures. Trends of preexisting opioid dependence were studied over 2003-2014. We use multivariable-adjusted analysis to compare opioid-dependent patients to those without opioid dependence (reference group) in terms of outcomes, namely major complications, length of stay (LOS), and total cost. RESULTS: The incidence of opioid dependence steadily increased from 0.6 per 1000 patients in 2003 to 2 per 1000 in 2014. Opioid-dependent patients had a significantly higher rate of major complications (18 vs 10%; p < 0.001) and longer LOS (4 days (IQR 2-7) vs 2 days (IQR 1-4); p < 0.001), when compared to the non-opioid-dependent counterparts. Opioid dependence also increased the overall cost by 48% (adjusted median cost $18,290 [IQR 12,549-27,715] vs. $12,383 [IQR 9225-17,494] in non-opioid-dependent, p < 0.001). Multivariable analysis confirmed the independent association of preexisting opioid dependence with major complications, length of stay in 4th quartile, and total cost in 4th quartile. CONCLUSIONS: The incidence of preexisting opioid dependence before elective urological oncology is increasing and is associated with adverse outcomes after surgery. There is a need to further understand the challenges associated with opioid dependence before surgery and identify and optimize these patients to improve outcomes.


Asunto(s)
Pacientes Internos , Trastornos Relacionados con Opioides , Masculino , Humanos , Tiempo de Internación , Complicaciones Posoperatorias/epidemiología , Complicaciones Posoperatorias/etiología , Estudios Retrospectivos , Trastornos Relacionados con Opioides/epidemiología , Trastornos Relacionados con Opioides/complicaciones , Analgésicos Opioides/uso terapéutico , Incidencia
2.
J Urol ; 204(2): 260-266, 2020 08.
Artículo en Inglés | MEDLINE | ID: mdl-32141804

RESUMEN

PURPOSE: The American Joint Committee on Cancer recognizes 6 rare histological variants of prostate adenocarcinoma. We describe the contemporary presentation and overall survival of these rare variants. MATERIALS AND METHODS: We examined 1,345,618 patients who were diagnosed with prostate adenocarcinoma between 2004 and 2015 within the National Cancer Database. We focused on the variants mucinous, ductal, signet ring cell, adenosquamous, sarcomatoid and neuroendocrine. Characteristics at presentation for each variant were compared with nonvariant prostate adenocarcinoma. Cox regression was used to study the impact of histological variant on overall mortality. RESULTS: Few (0.38%) patients presented with rare variant prostate adenocarcinoma. All variants had higher clinical tumor stage at presentation than nonvariant (all p <0.001). Metastatic disease was most common with neuroendocrine (62.9%), followed by sarcomatoid (33.3%), adenosquamous (31.1%), signet ring cell (10.3%) and ductal (9.8%), compared to 4.2% in nonvariant (all p <0.001). Metastatic disease in mucinous (3.3%) was similar to nonvariant (p=0.2). Estimated 10-year overall survival was highest in mucinous (78.0%), followed by nonvariant (71.1%), signet ring cell (56.8%), ductal (56.3%), adenosquamous (20.5%), sarcomatoid (14.6%) and neuroendocrine (9.1%). At multivariable analysis, mortality was higher in ductal (HR 1.38, p <0.001), signet ring cell (HR 1.53, p <0.01), neuroendocrine (HR 5.72, p <0.001), sarcomatoid (HR 5.81, p <0.001) and adenosquamous (HR 9.34, p <0.001) as compared to nonvariant. CONCLUSIONS: Neuroendocrine, adenosquamous, sarcomatoid, signet ring cell and ductal variants more commonly present with metastases. All variants present with higher local stage than nonvariant. Neuroendocrine is associated with the worst and mucinous with the best overall survival.


Asunto(s)
Adenocarcinoma/patología , Neoplasias de la Próstata/patología , Adenocarcinoma/mortalidad , Adenocarcinoma Mucinoso/mortalidad , Adenocarcinoma Mucinoso/patología , Carcinoma Adenoescamoso/mortalidad , Carcinoma Adenoescamoso/patología , Carcinoma Ductal/mortalidad , Carcinoma Ductal/patología , Carcinoma de Células en Anillo de Sello/mortalidad , Carcinoma de Células en Anillo de Sello/patología , Carcinosarcoma/mortalidad , Carcinosarcoma/patología , Bases de Datos Factuales , Humanos , Masculino , Estadificación de Neoplasias , Neoplasias de la Próstata/mortalidad , Tasa de Supervivencia , Estados Unidos
3.
Histopathology ; 73(4): 681-691, 2018 Oct.
Artículo en Inglés | MEDLINE | ID: mdl-29897139

RESUMEN

AIMS: Pathological staging of renal cell carcinoma (RCC) can be challenging compared to other cancer types, as invasion often manifests as finger-like protrusions into vascular spaces or renal sinus tissue. Although prior studies have shown larger tumour size to be correlated highly with renal sinus invasion, prospective data on evaluating pathological stage are limited. We evaluated a large series reported by one urological pathologist. METHODS AND RESULTS: Three hundred consecutive specimens were reviewed. Tumours larger than 5 cm were routinely sampled extensively or grossly re-reviewed when no extrarenal extension was identified on initial examination. Apparent multifocal disease was assessed critically for intravascular spread. Retrograde venous invasion was reported in 15 of 300 (5%) cases, 13 of 15 of which were clear cell RCC. Of a total of 163 specimens with clear cell histology, only five of 34 (15%) tumours 7 cm or larger were reported as pT2, all of which had an explanatory comment indicating the absence of definitive extrarenal spread. In contrast, 15 of 20 (75%) pT2 tumours were non-clear cell histology (papillary, chromophobe and translocation-associated). Comparing pT3a or higher tumours, the median tumour size in cases with retrograde venous invasion was 8.0 cm, compared to 6.2 cm in cases without retrograde venous invasion (P = 0.005). CONCLUSIONS: Our findings support that retrograde venous invasion should be considered carefully before diagnosing multifocal clear cell RCC, which is rare in the sporadic setting. In the absence of vascular invasion, multifocal clear cell papillary RCC can be a mimic. pT2 occurs more frequently with non-clear cell histology (particularly papillary or chromophobe RCC).


Asunto(s)
Carcinoma de Células Renales/patología , Neoplasias Renales/patología , Estadificación de Neoplasias/métodos , Adulto , Anciano , Femenino , Humanos , Masculino , Persona de Mediana Edad
4.
BJU Int ; 121(1): 119-123, 2018 01.
Artículo en Inglés | MEDLINE | ID: mdl-28749068

RESUMEN

OBJECTIVES: To analyse the outcomes of robot-assisted partial nephrectomy (RAPN) in patients with a solitary kidney in a large multi-institutional database. PATIENTS AND METHODS: In all, 2755 patients in the Vattikuti Collective Quality Initiative database underwent RAPN by 22 surgeons at 14 centres in nine countries. Of these patients, 74 underwent RAPN with a solitary kidney between 2007 and 2016. We retrospectively analysed the functional and oncological outcomes of these 74 patients. A 'trifecta' of outcomes was assessed, with trifecta defined as a warm ischaemia time (WIT) of <20 min, negative surgical margins, and no complications intraoperatively or within 3 months of RAPN. RESULTS: All 74 patients underwent RAPN successfully with one conversion to radical nephrectomy. The median (interquartile range [IQR]) operative time was 180 (142-230) min. Early unclamping was used in 11 (14.9%) patients and zero ischaemia was used in 12 (16.2%). Trifecta outcomes were achieved in 38 of 66 patients (57.6%). The median (IQR) WIT was 15.5 (8.75-20.0) min for the entire cohort. The overall complication rate was 24.1% and the rate of Clavien-Dindo grade ≤II complications was 16.3%. Positive surgical margins were present in four cases (5.4%). The median (IQR) follow-up was 10.5 (2.12-24.0) months. The median drop in estimated glomerular filtration rate at 3 months was 7.0 mL/min/1.72 m2 (11.01%). CONCLUSION: Our findings suggest that RAPN is a safe and effective treatment option for select renal tumours in solitary kidneys in terms of a trifecta of negative surgical margins, WIT of <20 min, and low operative and perioperative morbidity.


Asunto(s)
Tasa de Filtración Glomerular/fisiología , Neoplasias Renales/cirugía , Nefrectomía/métodos , Procedimientos Quirúrgicos Robotizados/métodos , Riñón Único/cirugía , Anciano , Estudios de Cohortes , Bases de Datos Factuales , Supervivencia sin Enfermedad , Femenino , Humanos , Internacionalidad , Neoplasias Renales/mortalidad , Neoplasias Renales/patología , Masculino , Márgenes de Escisión , Persona de Mediana Edad , Nefrectomía/efectos adversos , Tempo Operativo , Evaluación de Resultado en la Atención de Salud , Seguridad del Paciente , Complicaciones Posoperatorias/epidemiología , Complicaciones Posoperatorias/fisiopatología , Espacio Retroperitoneal , Estudios Retrospectivos , Procedimientos Quirúrgicos Robotizados/efectos adversos , Análisis de Supervivencia
5.
Urol Int ; 97(3): 273-278, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27504974

RESUMEN

INTRODUCTION: Definitive consensus on grading of complications of shock wave lithotripsy (SWL) does not exist. The objective of this study was to grade complications of SWL in relation to different stone and shock wave parameters, according to the modified Clavien system. MATERIALS AND METHODS: Complications observed in 2,648 patients who underwent SWL between January 2003 and May 2014 were evaluated statistically and stratified into 5 grades by the modified Clavien system focusing on stone and shock wave parameters. RESULTS: Statistically significant association (p ≤ 0.05) was found between SWL outcome, Clavien grade of complications and stone and shock wave parameters. According to the modified Clavien system, grades I, II, IIIa, IIIb, IV and V complications were observed in 1,811 (68.39%), 619 (23.37%), 183 (6.91%), 34 (1.28%), nil (0.00%) and 1 (0.03%) patients, respectively. The overall success rate at 3 months was 87.72%. CONCLUSIONS: The modified Clavien system provides a standardized grading of SWL complications and can be used to standardize procedural errors and maintain quality, thereby preventing associated complications and improving the overall management and hence outcome of SWL.


Asunto(s)
Cálculos Renales/terapia , Litotricia/efectos adversos , Cálculos Ureterales/terapia , Adolescente , Adulto , Anciano , Anciano de 80 o más Años , Niño , Preescolar , Femenino , Humanos , Masculino , Persona de Mediana Edad , Estudios Retrospectivos , Índice de Severidad de la Enfermedad , Adulto Joven
6.
Indian J Urol ; 32(3): 199-203, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27555677

RESUMEN

INTRODUCTION: Partin's nomogram is an important prognostic tool to predict adverse pathological features for clinically localized prostate carcinoma. This tool is widely used by both radiation and surgical oncologists for pre-intervention counseling, treatment planning, and predicting the possible need for adjuvant treatment. However, the model is derived from a Western population with typical characteristics of prostate cancer in a prostate-specific antigen (PSA) screened population. Therefore, this study was conducted to assess the performance of the Partin's nomogram as applied to an Indian cohort by assessing the discrimination and calibration properties. METHODS: A retrospective review of 282 patients treated with robotic radical prostatectomy from 2010 to 2015 was conducted. Partin tables (year 2007) were used to calculate the predicted probabilities for lymph node invasion (LNI), seminal vesicle invasion (SVI), and extraprostatic extension (EPE). The discrimination properties were assessed using the receiver operating characteristic (ROC) curves. Calibration of the model was done to show the relationship between predicted and observed values. RESULTS: The mean age of the patients was 64.3 years. Most (59.4%) were clinical T2 disease. Patients with PSA >10 ng/ml comprised 60% of the population. ECE, SVI, and LNI were present in 39.2%, 22%, and 11% of cases, respectively. ROC analysis revealed area under curve values for EPE, SVI, and LNI of 68%, 67.5%, and 71.2%, respectively. Calibration plot suggested that the Partin tables under-predicted the risk whenever the values of predicted risk were more than 26%, 3%, and 1% for EPE, SVI, and LNI, respectively, and over predicted when the risk was lower. CONCLUSION: Our data show that Partin's tables, despite having fair discrimination properties, do not accurately predict LNI, SVI, and ECE across the entire range of predicted values in a contemporary Indian cohort.

7.
Indian J Urol ; 32(2): 141-8, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27127358

RESUMEN

INTRODUCTION: Venous hypertension (VH) is a distressing complication following the creation of arteriovenous fistula (AVF). The aim of management is to relieve edema with preservation of AVF. Extensive edema increases surgical morbidity with the loss of hemodialysis access. We present our experience in management of VH. METHODS: A retrospective study was conducted on 37 patients with VH managed between July 2005 to May 2014. Patient demographics, evaluation, and procedures performed were noted. A successful outcome of management with surgical ligation (SL), angioembolization (AE), balloon dilatation (BD) or endovascular stent (EVS) was defined by immediate disappearance of thrill and murmur with resolution of edema in the next 48-72 h, no demonstrable flow during check angiogram and resolution of edema with preservation of AVF respectively. RESULTS: All 8 distal AVF had peripheral venous stenosis and were managed with SL in 7 and BD in one patient. In 29 proximal AVF, central and peripheral venous stenosis was present in 16 and 13 patients respectively. SL, AE, BD, and BD with EVS were done in 18, 5, 4, and 3 patients, respectively. All patients had a successful outcome. SL was associated with wound related complications in 11 (29.73 %) patients. A total of 7 AVF were salvaged. One had restenosis after BD and was managed with AE. BD, EVS, and AE had no associated morbidity. CONCLUSIONS: Management of central and peripheral venous stenosis with VH should be individualized and in selected cases it seems preferable to secure a new access in another limb and close the native AVF in edematous limb for better overall outcome.

8.
Indian J Urol ; 32(3): 221-6, 2016.
Artículo en Inglés | MEDLINE | ID: mdl-27555681

RESUMEN

INTRODUCTION: The duration, methods and frequency of radiographic follow-up after pediatric pyeloplasty is not well-defined. We prospectively evaluated a cohort of children undergoing pyeloplasty to determine the method for follow-up. METHODS: Between 2000 and 2008, children undergoing pyeloplasty for unilateral ureteropelvic junction obstruction were evaluated for this study. All patients were evaluated preoperatively with protocol ultrasound (USG) and diuretic renal scan (RS). On the basis of preoperative split renal function (SRF), these patients were divided into four groups - Group I: SRF > 40%, Group II: SRF 30-39%, Group III: SRF 20-29%, and Group IV: SRF 10-19%. In follow-up, USG and RS were done at 3 months and repeated at 6 months, 1 year, and then yearly after surgery for a minimum period of 5 years. Improvement, stability, or worsening of hydronephrosis was based on the changes in anteroposterior (AP) diameter of pelvis and caliectasis on USG. Absolute increase in split renal function (SRF) >5% was considered significant. Failure was defined as increase in AP diameter of pelvis and decrease in cortical thickness on 3 consecutive USG, t½ >20 min with obstructive drainage on RS and/or symptomatic patient. RESULTS: 145 children were included in the study. Their mean age was 3.26 years and mean follow-up was 7.5 years. Pre- and post-operative SRF remain unchanged within 5% range in 35 of 41 patients (85%) in Group I. While 9 of 20 patients (45%) in Group II, 23 of 50 patients (46%) in Group III, and 14 of 34 patients (41%) in Group IV exhibited changes >5% after surgery. 5 patients failed, 2 in Group III, and 3 in Group IV. None of the patients deteriorated in Group I and II. CONCLUSION: After pyeloplasty in children with a baseline split GFR >30%, if a diuretic renogram and USG performed 3 months postoperatively shows nonobstructive drainage with t½ <20 min and decreased hydronephrosis, no further follow-up is required.

10.
Indian J Urol ; 31(4): 339-43, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26604446

RESUMEN

INTRODUCTION: The existing literature shows that mesh reinforcement improves the anatomical success rate of cystocele repair. We report the long-term results of a custom bell-shaped mesh with simultaneous urethral support for the repair of cystocele. MATERIALS AND METHODS: The present study was a single-center, single-surgeon case series of 36 patients. Only patients with Pelvic Organ Prolapse Quantification system (POP-Q) stage 2 and above were included in the study. Patients having rectocele or uterine/vault prolapse were excluded. Body of the mesh was used for reinforcement of the cystocele repair and two limbs were left tension free in the retropubic space. Patients were followed 3 monthly for the first year and yearly thereafter. Recurrence was defined as cystocele ≥stage 2 (Aa or Ba 0) any time after the first follow-up. RESULTS: Mean patient age was 58.5 ± 6.2 years. The mean parity was 3.2 ± 1.6. Of 36 patients, 11 (30.5%) of the patients were POPQ stage 2, 15 (41.7%) were stage 3 and 10 (27.7%) were stage 4 cystocele. The mean follow-up period was 53.4 months, with 32 patients reporting for follow-up till date (88.9%). There was no bladder injury, no mesh erosion or infection. No patient required CIC (clean intermittent catheterization) or had stress urinary incontinence post-operatively at 5 years of follow-up. CONCLUSION: The bell-shaped mesh is a simple, effective and safe procedure in the surgical management of cystocele with excellent long-term outcome.

11.
Indian J Urol ; 31(4): 349-53, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26604448

RESUMEN

INTRODUCTION: This study was aimed at analyzing the need for routine use of frozen section analysis (FSA) before performing orthotopic neobladder (ONB) after radical cystectomy for carcinoma urinary bladder. MATERIALS AND METHODS: A total of 233 patients underwent radical cystectomy from January 2000 to June 2013. Of these, 151 (65.6%) patients were planned for ONB. In the initial 109 (72%) patients, FSA of urethral margin was performed, but, in the subsequent 42 (28%) patients, frozen section of urethral margin was not sent. Impact of hydroureteronephrosis, tumor size and location of tumor in relation to the bladder neck on the status of the urethral margin was analyzed. RESULTS: Only three of the 109 (2.7%) patients had a positive urethral margin. Two of them had ileal conduit and one, after negative re-resection, had ONB. Although none of the factors was found to be significant, all three patients with a positive urethral margin had growth at the bladder neck and died of cancer at a mean follow up of 29.33 ± 18.3 months, without urethral recurrence. Among the negative FSA (106), two patients had recurrence in the penile urethra. The mean follow-up was 46.3 ± 25.1 months. None of the patients without FSA (42) had urethral recurrence at the mean follow-up of 36 ± 9.3 months. Of the 28 patients who had their growth located at the bladder neck, three had positive FSA, while none with growth away from the bladder neck had positive FSA. CONCLUSION: Routine FSA of the urethra before performing ONB can be avoided in those patients where the tumor does not reach the bladder neck.

12.
Indian J Urol ; 31(3): 234-9, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-26166968

RESUMEN

INTRODUCTION: Socio-economic rehabilitation is an important outcome parameter in successful renal transplant recipients, particularly in developing countries with low income patients who often depend on extraneous sources to fund their surgery costs. We studied the socioeconomic rehabilitation and changes in socioeconomic status (SES) of successful renal allograft recipients among Indian patients and its correlation with their source of funding for the surgery. MATERIALS AND METHOD: A cross-sectional, questionnaire-based study was conducted on 183 patients between January 2010 to January 2013. Patients with follow up of at least 1 year after successful renal transplant were included. During interview, two questionnaires were administered, one related to the SES including source of funding before transplantation and another one relating to the same at time of interview. Changes in SES were categorized as improvement, stable and deterioration if post-transplant SES score increased >5%, increased or decreased by <5% and decreased >5% of pre-transplant value, respectively. RESULTS: In this cohort, 97 (52.7%), 67 (36.4%) and 19 (10.3%) patients were non-funded (self-funded), one-time funded and continuous funded, respectively. Fifty-six (30.4%) recipients had improvement in SES, whereas 89 (48.4%) and 38 (20.7%) recipients had deterioration and stable SES. Improvement in SES was seen in 68% patients with continuous funding support whereas, in only 36% and 12% patients with non-funded and onetime funding support (P = 0.001) respectively. Significant correlation was found (R = 0.715) between baseline socioeconomic strata and changes in SES after transplant. 70% of the patients with upper and upper middle class status had improving SES. Patients with middle class, lower middle and lower class had deterioration of SES after transplant in 47.4%, 79.6% and 66.7% patients, respectively. CONCLUSIONS: Most of the recipients from middle and lower social strata, which included more than 65% of our patient's population, had deteriorating SES even after a successful transplant. One-time funding source for transplant had significant negative impact on SES and rehabilitation.

13.
Int Urol Nephrol ; 2024 Apr 02.
Artículo en Inglés | MEDLINE | ID: mdl-38564079

RESUMEN

PURPOSE: We aimed to assess the appropriateness of ChatGPT in providing answers related to prostate cancer (PCa) screening, comparing GPT-3.5 and GPT-4. METHODS: A committee of five reviewers designed 30 questions related to PCa screening, categorized into three difficulty levels. The questions were formulated identically for both GPTs three times, varying the prompts. Each reviewer assigned a score for accuracy, clarity, and conciseness. The readability was assessed by the Flesch Kincaid Grade (FKG) and Flesch Reading Ease (FRE). The mean scores were extracted and compared using the Wilcoxon test. We compared the readability across the three different prompts by ANOVA. RESULTS: In GPT-3.5 the mean score (SD) for accuracy, clarity, and conciseness was 1.5 (0.59), 1.7 (0.45), 1.7 (0.49), respectively for easy questions; 1.3 (0.67), 1.6 (0.69), 1.3 (0.65) for medium; 1.3 (0.62), 1.6 (0.56), 1.4 (0.56) for hard. In GPT-4 was 2.0 (0), 2.0 (0), 2.0 (0.14), respectively for easy questions; 1.7 (0.66), 1.8 (0.61), 1.7 (0.64) for medium; 2.0 (0.24), 1.8 (0.37), 1.9 (0.27) for hard. GPT-4 performed better for all three qualities and difficulty levels than GPT-3.5. The FKG mean for GPT-3.5 and GPT-4 answers were 12.8 (1.75) and 10.8 (1.72), respectively; the FRE for GPT-3.5 and GPT-4 was 37.3 (9.65) and 47.6 (9.88), respectively. The 2nd prompt has achieved better results in terms of clarity (all p < 0.05). CONCLUSIONS: GPT-4 displayed superior accuracy, clarity, conciseness, and readability than GPT-3.5. Though prompts influenced the quality response in both GPTs, their impact was significant only for clarity.

14.
Clin Genitourin Cancer ; 22(2): 269-280.e2, 2024 04.
Artículo en Inglés | MEDLINE | ID: mdl-38233279

RESUMEN

BACKGROUND: Estimation of life expectancy (LE) is important for the relative benefit of prostate specific antigen (PSA) screening. Limited data exists regarding screening for Black men with extended LE. The aim of the current study was to assess temporal trends in screening in United States (US) Black men with limited vs. extended LE, using a nationally representative dataset. MATERIALS AND METHODS: Using the National Health Institution Survey (NHIS) 2000 to 2018, men aged ≥40 without prior history of prostate cancer (PCa) who underwent PSA screening in the last 12 months were stratified into limited LE (ie, LE <15 years) and extended LE (ie, LE≥15 years) using the validated Schonberg index. LE-stratified temporal trends in PSA screening were analyzed for all men, and then in Black men. Weighted multivariable analyses and dominance analyses identified the predictors of PSA screening. RESULTS: PSA screening declined over the study period both for all eligible men with limited and extended LE, particularly between NHIS 2008 and 2013 (27.9%-20.7% in the extended). Screening increased significantly in Black men with extended LE (17.6% in 2010-25.7% in 2018). However, LE was not an independent predictor of screening in the Black cohort. Prior recipient of colonoscopy (55%-57%) and visit to health care provider (24%-32%) were the most important determinants for screening. CONCLUSION: For US men with extended LE, only 1 in 4 receive PSA screening, with a decline over the study-period. Screening rates increased for Black men. However, these changes were not driven by LE consideration itself, but participation in other screenings and access to a provider.


Asunto(s)
Antígeno Prostático Específico , Neoplasias de la Próstata , Masculino , Humanos , Estados Unidos/epidemiología , Detección Precoz del Cáncer , Neoplasias de la Próstata/diagnóstico , Tamizaje Masivo , Esperanza de Vida , Toma de Decisiones
15.
Urol Oncol ; 42(6): 175.e19-175.e25, 2024 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-38522975

RESUMEN

OBJECTIVE: The European POUT III randomized controlled trial provided level-one evidence that adjuvant platinum-based chemotherapy is the standard of care following nephroureterectomy (RNU) for locally invasive or node-positive upper tract urothelial carcinoma. We aim to assess this European randomized controlled trial's generalizability (external validity) to a North American cohort, using a nationwide database. MATERIALS AND METHODS: To compare trial patients with those seen in real-world practice, we simulated the trial inclusion criteria using data from the National Cancer Database (NCDB). We identified patients with histologically confirmed transitional cell carcinoma who underwent RNU. The available demographic characteristics of the NCDB cohort were compared with the POUT III trial cohort using Chi-squared test. RESULTS: The NCDB cohort (n = 3,380) had a significantly higher proportion of older patients (age ≥ 80: 23.5% vs. 5%), and more males (68% vs. 56.2%) than the POUT cohort (Table 1, both p < 0.001). Additionally, the rate of advanced nodal disease was higher in the NCDB (N1 9.6%, N2 9.3%) than in the POUT (N1 6%, N2 3%) cohort (p < 0.001). A more extensive lymph node dissection was performed in NCDB vs. POUT patients (node≥10 10.9% vs. 3%, p < 0.001). Sensitivity analysis removing all subjects with a Charlson Comorbidity Index > 0 did not change the significance of any results. CONCLUSIONS: While the primary disease stage was similar, the rate of advanced nodal disease was significantly higher in NCDB, which might be explained partially by the more extensive lymph node dissection performed in the latter. These differences warrant caution when applying the POUT III findings to North American patients.


Asunto(s)
Carcinoma de Células Transicionales , Humanos , Masculino , Femenino , Anciano , Carcinoma de Células Transicionales/tratamiento farmacológico , Carcinoma de Células Transicionales/cirugía , Carcinoma de Células Transicionales/patología , Quimioterapia Adyuvante , Anciano de 80 o más Años , Estudios de Cohortes , América del Norte , Nefroureterectomía/métodos , Persona de Mediana Edad , Neoplasias Urológicas/tratamiento farmacológico , Neoplasias Urológicas/cirugía , Cisplatino/uso terapéutico , Neoplasias Ureterales/tratamiento farmacológico , Neoplasias Ureterales/cirugía
16.
Urology ; 184: 94-100, 2024 02.
Artículo en Inglés | MEDLINE | ID: mdl-38160761

RESUMEN

OBJECTIVE: To assess the incidence, cumulative healthcare burden, and financial impact of inpatient admissions for radiation cystitis (RC), while exploring practice differences in RC management between teaching and nonteaching hospitals. METHODS: We focused on 19,613 patients with a diagnosis of RC within the National Inpatient Sample (NIS) from 2008 to 2014. ICD-9 diagnosis and procedure codes were used. Complex-survey procedures were used to study the descriptive characteristics of RC patients and the procedures received during admission, stratified by hospital teaching status. Inflation-adjusted cost and cumulative annual cost were calculated for the study period. Multivariable logistic regression was used to study the impact of teaching status on the high total cost of admission. RESULTS: Median age was 76 (interquartile range 67-82) years. Most of the patients were males (73%; P < .001). 59,571 (61%) patients received at least one procedure, of which, 24,816 (25.5%) received more than one procedure. Median length of stay was 5days (interquartile range 2-9). Female patients and patients with a higher comorbidity score were more frequently treated at teaching hospitals. A higher proportion of patients received a procedure at a teaching hospital (64% vs 59%; P < .001). The inflation-adjusted cost was 9207 USD and was higher in teaching hospitals. The cumulative cost of inpatient treatment of RC was 63.5 million USD per year and 952.2 million USD over the study period. CONCLUSION: The incidence of RC-associated admissions is rising in the US. This disease is a major burden to US healthcare. The awareness of the inpatient economic burden and healthcare utilization associated with RC may have funding implications.


Asunto(s)
Cistitis , Pacientes Internos , Masculino , Humanos , Estados Unidos/epidemiología , Femenino , Anciano , Anciano de 80 o más Años , Hospitales de Enseñanza , Costos de Hospital , Cistitis/epidemiología , Cistitis/terapia , Aceptación de la Atención de Salud
18.
Indian J Urol ; 34(1): 89-90, 2018.
Artículo en Inglés | MEDLINE | ID: mdl-29345691
19.
Urol Clin North Am ; 50(4): 495-500, 2023 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-37775208

RESUMEN

Analysis of the urology match statistics provides a window into the future of the urology workforce. Match statistics from 2019 to 2023 were analyzed to determine whether the efforts to promote diversity in 2020 have been impactful. The popularity in the field of urology among all racial/ethnic groups peaked interest in application in 2022. However despite an increase in URIM applicants over the last 5 years, 2023 URM applicants have 1/3 the odds of matching into urology as white applicants.


Asunto(s)
Internado y Residencia , Urología , Humanos , Estados Unidos , Urología/educación
20.
Urology ; 179: 202-203, 2023 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-37321278

RESUMEN

OBJECTIVE: Vaginal prolapse is a known complication after radical cystectomy, requiring additional procedures in 10% of the patients.1 This results from loss of level I and II vaginal support due to the removal of pelvic structures. In addition, a neobladder urinary diversion, with Valsalva voiding, predisposes to vaginal prolapse. A genital-sparing approach with paravaginal repair can help prevent such complications. METHODS: The genital sparing technique preserves the uterus, fallopian tubes, ovaries, and vagina, while paravaginal repair involves suturing of the lateral vaginal wall to the arcuate fascia located on the medial aspect of the obturator internus muscle. The procedure begins by placing the patient in a lithotomy position, with a steep Trendelenburg. Standard 6 port cystectomy configuration is utilized with an additional 15 mm port for bowel anastomosis. Initially, the ureters and lateral bladder space are mobilized. Posteriorly a dissection plane is developed separating the bladder from the anterior vaginal wall. Distal dissection is carefully performed in that plane to avoid disrupting the urethral-external sphincter complex. Then the bladder is dropped from anterior attachments, the Dorsal venous complex (DVC) and bladder neck are exposed. Urethra is transected distal to the bladder neck, after circumferential mobilization, to complete the cystectomy, again avoiding disruption of the continence mechanism, and opening the endo-pelvic fascia. Cystectomy and pelvic lymph node dissection are completed in a standard fashion. The arcuate fascia is identified bilaterally for level I paravaginal repair. The lateral aspect of the paravaginal tissue is secured to this ligament, using 3 interrupted Polydioxanone (PDS) sutures, bilaterally. An ileal "Hautman's W pouch" neobladder is constructed using 50 cm of the small intestine, similar to the previously reported technique.2 Bricker-type uretero-ileal anastomosis is performed over a double J stent. Bowel continuity is restored by a side-to-side anastomosis using endo-GIA (gastrointestinal anastamosis EndoGIATM ) staplers. RESULTS: No intra or postoperative complications were noted. Robot dock time was 8 hours and 23 minutes with an EBL of 100 mL. The patient was discharged on post operative day (POD) 6 and Foley catheter with ureteral stents was removed on POD 27 after a cystogram confirmed no leaks. At 6-month follow-up, the patient reported good continence using a single pad, voiding every 3-4 hours. Fluoro-urodynamics demonstrated 651 mL capacity, low-pressure voiding, minimal residual urine, and no reflux. No prolapse was noted on fluoroscopy and pelvic examination with the Valsalva maneuver. The patient reported a good satisfaction level, regarding her urinary symptoms. CONCLUSION: We report satisfactory short-term outcomes of a feasible technique to prevent postcystectomy prolapse; however, long-term follow-up of a larger cohort can help establish its efficacy.


Asunto(s)
Robótica , Neoplasias de la Vejiga Urinaria , Derivación Urinaria , Prolapso Uterino , Humanos , Femenino , Cistectomía/métodos , Vejiga Urinaria , Neoplasias de la Vejiga Urinaria/cirugía , Prolapso Uterino/cirugía , Vagina/cirugía , Resultado del Tratamiento
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