Research Topics
| Daniel A BarocasSummaryAffiliation: Vanderbilt University Country: USA Publications
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Publications
Racial variation in the quality of surgical care for prostate cancerDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37203, USA
J Urol 188:1279-85. 2012..We determined whether a racial quality of care gap exists in surgical care for prostate cancer, as evidenced by racial variation in the use of high volume surgeons and facilities, and in the quality of certain outcome measures of care...
Racial variation in the pattern and quality of care for prostate cancer in the USA: mind the gapDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN, USA
BJU Int 106:322-8. 2010..Differences in the appropriateness and QoC delivered to men of different racial groups may contribute to disparities in outcome...
Oxidative stress measured by urine F2-isoprostane level is associated with prostate cancerDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37203, USA
J Urol 185:2102-7. 2011..We studied the relationship between the level of F2-isoprostanes, a validated biomarker of oxidative stress, and prostate cancer and high grade prostatic intraepithelial neoplasia...
Robotic assisted laparoscopic prostatectomy versus radical retropubic prostatectomy for clinically localized prostate cancer: comparison of short-term biochemical recurrence-free survivalDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37205, USA
J Urol 183:990-6. 2010..We compared biochemical recurrence-free survival of patients who underwent radical retropubic prostatectomy vs robot assisted laparoscopic prostatectomy in concurrent series at a single institution...
Impact of surgeon and hospital volume on outcomes of radical prostatectomyDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN 37232, USA
Urol Oncol 28:243-50. 2010..Similarly, we advocate careful studies to identify successful surgical techniques of high volume surgeons and efforts to disseminate these techniques...
Outcomes of patients undergoing radical cystoprostatectomy for bladder cancer with prostatic involvement on final pathologyDaniel A Barocas
Vanderbilt University Medical Center, Department of Urologic Surgery, Nashville, TN 37232 5770, USA
BJU Int 104:1091-7. 2009..To evaluate the impact of prostatic urothelial carcinoma (PUC) on survival of patients with bladder cancer undergoing radical cystoprostatectomy (RCP)...
Comparison of american joint committee on cancer pathological stage T2a versus T2b urothelial carcinoma: analysis of patient outcomes in organ confined bladder cancerKelly J Boudreaux
Vanderbilt University Medical Center, Nashville, Tennessee, USA
J Urol 181:540-5; discussion 546. 2009..We determined whether there is a difference in survival parameters in patients with pathological T2a vs T2b urothelial carcinoma of the bladder...
Pathological stage T2 subgroups to predict biochemical recurrence after prostatectomyYakup Kordan
Department of Urologic Surgery and Biostatistics SP, Vanderbilt University Medical Center, Nashville, Tennessee 37232 2765, USA
J Urol 182:2291-5. 2009..We evaluated whether the 2002 TNM substages of pathological T2 prostate cancer predict intermediate term biochemical recurrence-free survival...
Comparison of transfusion requirements between open and robotic-assisted laparoscopic radical prostatectomyYakup Kordan
Vanderbilt University Medical Center, Department of Urologic Surgery, Nashville, TN 37205, USA
BJU Int 106:1036-40. 2010..To determine whether robotic-assisted laparoscopic radical prostatectomy (RALP) is associated with a lower transfusion rate than radical retropubic prostatectomy (RRP)...
Prostate size as a predictor of Gleason score upgrading in patients with low risk prostate cancerJudson D Davies
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37203, USA
J Urol 186:2221-7. 2011..We determined whether prostate size predicts Gleason score upgrading in patients with low risk prostate cancer...
ABO blood group is a predictor of survival in patients undergoing surgery for renal cell carcinomaSamuel D Kaffenberger
Vanderbilt University Medical Center, Department of Urologic Surgery, Nashville, TN 37215, USA
BJU Int 110:E641-6. 2012..We found a significant and independent association between ABO blood group and overall survival in patients undergoing surgery for locoregional RCC. Specifically, we identified non-O blood type as a predictor of mortality...
Volume outcomes of cystectomy--is it the surgeon or the setting?Todd M Morgan
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA
J Urol 188:2139-44. 2012..We studied the relationship between surgeon and hospital volume, and overall mortality after radical cystectomy...
Association between biomarkers of obesity and risk of high-grade prostatic intraepithelial neoplasia and prostate cancer--evidence of effect modification by prostate sizeJay H Fowke
Vanderbilt University Medical Center, Division of Epidemiology, Nashville, TN 37203, United States
Cancer Lett 328:345-52. 2013..Our results suggest obesity advances prostate carcinogenesis, and that detection biases at prostate biopsy may explain past inconsistencies in the association between obesity and PC...
Preoperative nutritional status is an important predictor of survival in patients undergoing surgery for renal cell carcinomaTodd M Morgan
Vanderbilt University Medical Center, Department of Urologic Surgery, Nashville, TN 37215, USA
Eur Urol 59:923-8. 2011..The role of malnutrition has not been well studied in patients undergoing surgery for renal cell carcinoma (RCC)...
Impact of positive apical surgical margins on likelihood of biochemical recurrence after radical prostatectomyYakup Kordan
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232 2765, USA
J Urol 182:2695-701. 2009..We evaluated whether a positive surgical margin at the apex confers a different likelihood of biochemical recurrence than at other sites...
Lymph node yield at radical cystectomy predicts mortality in node-negative and not node-positive patientsTodd M Morgan
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN 37232, USA
Urology 80:632-40. 2012..Considerable controversy remains regarding the correlation between node count and survival, and most prior analyses have not accounted for both patient and provider factors...
Tumor volume as a predictor of adverse pathologic features and biochemical recurrence (BCR) in radical prostatectomy specimens: a tale of two methodsIan M Thompson
Department of Urologic Surgery, Vanderbilt University Medical Center, 2525 West End Ave, Suite 600, Nashville, TN, 37203, USA
World J Urol 29:15-20. 2011..Our aim in this study was to (a) evaluate tumor volume as an independent predictor of adverse pathologic outcomes and BCR and (b) determine the effect of two different methods of tumor volume estimation...
Preoperative hydronephrosis predicts extravesical and node positive disease in patients undergoing cystectomy for bladder cancerC J Stimson
Vanderbilt University School of Medicine, Nashville, Tennessee, USA
J Urol 183:1732-7. 2010..We characterized the prognostic significance of hydronephrosis, and its relationship to cancer stage and outcome. We also evaluated concordance between the side of identifiable hydronephrosis and concomitant pelvic lymph node metastasis...
Immediate surgical outcomes for radical prostatectomy in the University HealthSystem Consortium Clinical Data Base: the impact of hospital case volume, hospital size and geographical region on 48,000 patientsRobert E Mitchell
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA
BJU Int 104:1442-5. 2009..To determine the impact of hospital variables on immediate surgical outcomes for patients treated with radical prostatectomy (RP) in academic centres...
National trends in the use of partial nephrectomy: a rising tide that has not lifted all boatsSanjay G Patel
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37203, USA
J Urol 187:816-21. 2012....
Comparative analysis of whole mount processing and systematic sampling of radical prostatectomy specimens: pathological outcomes and risk of biochemical recurrenceShady Salem
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37205, USA
J Urol 184:1334-40. 2010..We compared whole mount and systematic sampling for detecting pathological outcomes, and compared the prognostic value of pathological findings across pathological methods...
Effect of preoperative nutritional deficiency on mortality after radical cystectomy for bladder cancerJustin R Gregg
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA
J Urol 185:90-6. 2011..We evaluated the effect of preoperative nutritional deficiency on perioperative mortality and overall survival in patients undergoing radical cystectomy for bladder cancer...
Effect of a large prostate gland on open and robotically assisted laparoscopic radical prostatectomyRobert C Chan
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN 37232 2765, USA
BJU Int 101:1140-4. 2008..To evaluate the outcomes based on gland size between robotically assisted radical prostatectomy (RALP) and open RP (RRP), as larger prostates might increase the difficulty of RP...
Tumour size, tumour complexity, and surgical approach are associated with nephrectomy type in small renal cortical tumours treated electivelyGregory J Broughton
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN, USA
BJU Int 109:1607-13. 2012..e. solitary kidney, bilateral renal masses, and multifocal tumours) or have used maximal tumour diameter (i.e. tumour size) alone in their assessment of the clinical variables associated with PN use...
Risk factors for urothelial carcinoma of the prostate in patients undergoing radical cystoprostatectomy for bladder cancerSanjay G Patel
Vanderbilt University Medical Center, Department of Urologic Surgery, Nashville, TN 37232 5770, USA
BJU Int 104:934-7. 2009..To examine the risk factors for urothelial carcinoma (UC) involvement of the prostate in patients undergoing radical cystoprostatectomy (RCP) for bladder cancer, as such involvement has both prognostic and therapeutic implications...
Determining factors for hospital discharge status after radical cystectomy in a large contemporary cohortMonty A Aghazadeh
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37205, USA
J Urol 185:85-9. 2011..We describe hospital discharge status in patients after radical cystectomy for bladder cancer. We determined factors affecting discharge status...
Early and late perioperative outcomes following radical cystectomy: 90-day readmissions, morbidity and mortality in a contemporary seriesC J Stimson
Vanderbilt University School of Medicine, Nashville, Tennessee 37232 2765, USA
J Urol 184:1296-300. 2010..We analyzed the predictors of early (30 days or less), late (31 to 90 days) and cumulative 90-day hospital readmissions, as well as morbidity and mortality rates...
Predicting the probability of 90-day survival of elderly patients with bladder cancer treated with radical cystectomyTodd M Morgan
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37215, USA
J Urol 186:829-34. 2011..We sought to better identify patients at substantial risk for postoperative mortality...
Comparison of American Joint Committee on Cancer pathologic stage T3a versus T3b urothelial carcinoma: analysis of patient outcomesKelly J Boudreaux
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA
Cancer 115:770-5. 2009....
Ureteroenteric anastomotic strictures after radical cystectomy-does operative approach matter?Christopher B Anderson
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee Electronic address
J Urol 189:541-7. 2013..We examined the benign ureteroenteric anastomotic stricture rates of open and robot-assisted laparoscopic radical cystectomy...
Anatomic basis for lymph node counts as measure of lymph node dissection extent: a cadaveric studyJudson D Davies
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN, USA
Urology 81:358-63. 2013..Many have proposed minimum node counts, yet an anatomic study assessing the number and variability of lymph nodes in the PLND templates is lacking...
Salvage robotic assisted laparoscopic radical prostatectomy: a single institution, 5-year experienceSamuel D Kaffenberger
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee
J Urol 189:507-13. 2013..Data regarding patient selection, complication rates and cancer outcomes are scarce. We report the largest, single institution series to date, to our knowledge, of salvage robotic assisted laparoscopic prostatectomy...
Obesity, body composition, and prostate cancerJay H Fowke
Department of Medicine, Vanderbilt University Medical Center, Nashville, TN, USA
BMC Cancer 12:23. 2012....
Recovery of urinary function after radical prostatectomy: identification of trajectory cluster groupsChristopher B Anderson
Department of Urologic Surgery, Vanderbilt University Medical Center, School of Medicine, Vanderbilt University, Nashville, Tennessee 37232, USA
J Urol 187:1346-51. 2012..Using trajectory clustering analysis we identified predictors of post-prostatectomy urinary incontinence recovery in unique patient groups...
The associations between statin use and prostate cancer screening, prostate size, high-grade prostatic intraepithelial neoplasia (PIN), and prostate cancerJay H Fowke
Vanderbilt Epidemiology Center, Vanderbilt University Medical Center, 2525 West End Ave 6th Floor, Suite 600, Nashville, TN 37203 1738, USA
Cancer Causes Control 22:417-26. 2011..We also describe the association between statin use and prostate cancer and high-grade prostatic intraepithelial neoplasia (PIN) before and after controlling for prostate cancer screening indices associated with statin use...
Radical nephrectomy surgical outcomes in the University HealthSystem Consortium Data Base: Impact of hospital case volume, hospital size, and geographic location on 40,000 patientsRobert E Mitchell
Department of Urologic Surgery, Vanderbilt University, Nashville, Tennessee 37232, USA
Cancer 115:2447-52. 2009..We sought to determine the impact of radical nephrectomy case volume, hospital size, and geographic region on immediate surgical outcomes for patients undergoing radical nephrectomy in academic centers across the country...
Psychometric characteristics of a condition-specific, health-related quality-of-life survey: the FACT-Vanderbilt Cystectomy IndexChristopher B Anderson
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN 37232 2765, USA
Urology 80:77-83. 2012..This study evaluates the reliability, validity, and responsiveness of the Vanderbilt cystectomy index (VCI)...
What percentage of patients with newly diagnosed carcinoma of the prostate are candidates for surveillance? An analysis of the CaPSURE databaseDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA
J Urol 180:1330-4; discussion 1334-5. 2008..We determined the percentage of men in a large prostate cancer registry who met criteria predictive of latent prostate cancer. We also assessed the percentage of men meeting these criteria who chose surveillance...
Centralization of radical prostatectomy in the United StatesChristopher B Anderson
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee Electronic address
J Urol 189:500-6. 2013..Radical prostatectomy is a common treatment for organ confined prostate cancer and its use is increasing. We examined how the increased volume is being distributed and what hospital characteristics are associated with increasing volume...
Successful control of schistosomiasis and the changing epidemiology of bladder cancer in EgyptShady Salem
Vanderbilt University Medical Center, Department of Urologic Surgery, Nashville, TN, USA
BJU Int 107:206-11. 2011....
Penile cancer: clinical presentation, diagnosis, and stagingDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, TN 37232, USA
Urol Clin North Am 37:343-52. 2010..The authors highlight the recent changes to the American Joint Committee on Cancer's staging system for penile carcinoma and discuss other prognostic factors and predictive models...
Bladder cancerDaniel A Barocas
Department of Urologic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232 2765, USA
Curr Opin Oncol 20:307-14. 2008..To review the diagnosis and management of bladder cancer with an emphasis on studies and developments over the past year...
