Mitchell R Humphreys, MD

Associate Dean MSCPD, Endourology Fellowship Director

  • 1594 Citations
  • 21 Scopus h-Index
20042020

Research output per year

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Research Output

2013

Age-period-cohort analysis of renal cell carcinoma in United States adults

Tyson, M. D., Humphreys, M. R., Parker, A., Thiel, D. D., Joseph, R. W., Andrews, P. E. & Castle, E. P., Jul 2013, In : Urology. 82, 1, p. 43-47 5 p.

Research output: Contribution to journalArticle

16 Scopus citations

Age-stratified outcomes of holmium laser enucleation of the prostate

Mmeje, C. O., Nunez-Nateras, R., Warner, J. N. & Humphreys, M. R., Nov 2013, In : BJU International. 112, 7, p. 982-989 8 p.

Research output: Contribution to journalArticle

15 Scopus citations

A multicenter comparison of the safety and effectiveness of ureteroscopic laser lithotripsy in obese and normal weight patients

Chew, B. H., Zavaglia, B., Paterson, R. F., Teichman, J. M. H., Lange, D., Zappavigna, C., Matlaga, B. R., Nunez-Nateras, R., Bruhn, A., Altamar, H. O., Humphreys, M. R., Shah, O. & Miller, N. L., Jun 1 2013, In : Journal of Endourology. 27, 6, p. 710-714 5 p.

Research output: Contribution to journalArticle

15 Scopus citations

Athermal nerve sparing robot-assisted radical prostatectomy: Initial experience with microporous polysaccharide hemospheres as a topical hemostatic agent

Nunez-Nateras, R., Hurd, K. J., Ferrigni, E. N., Castle, E. P., Andrews, P. E. & Humphreys, M. R., Jun 2013, In : World Journal of Urology. 31, 3, p. 523-527 5 p.

Research output: Contribution to journalArticle

10 Scopus citations

Does prostate morphology affect outcomes after holmium laser enucleation?

Wisenbaugh, E. S., Nunez-Nateras, R., Mmeje, C. O., Warner, J. N. & Humphreys, M. R., Apr 2013, In : Urology. 81, 4, p. 844-848 5 p.

Research output: Contribution to journalArticle

9 Scopus citations

Editorial comment

Humphreys, M. R., Jun 2013, In : Urology. 81, 6, p. 1182-1183 2 p.

Research output: Contribution to journalArticle

Linking γ-aminobutyric acid A receptor to epidermal growth factor receptor pathways activation in human prostate cancer

Wu, W., Yang, Q., Fung, K. M., Humphreys, M. R., Brame, L. S., Cao, A., Fang, Y. T., Shih, P. T., Kropp, B. P. & Lin, H. K., Dec 2013, In : Molecular and Cellular Endocrinology. 383, 1-2, p. 69-79 11 p.

Research output: Contribution to journalArticle

7 Scopus citations

Marital status and prostate cancer outcomes

Tyson, M. D., Andrews, P. E., Etzioni, D. A., Ferrigni, R. G., Humphreys, M. R., Swanson, S. K. & Castle, E. P., Apr 2013, In : Canadian Journal of Urology. 20, 2, p. 6702-6706 5 p.

Research output: Contribution to journalArticle

31 Scopus citations

Oncologic outcomes for lymph node-positive urothelial carcinoma patients treated with robot assisted radical cystectomy: With mean follow-up of 3.5 years

Mmeje, C. O., Nunez-Nateras, R., Nielsen, M. E., Pruthi, R. S., Smith, A., Wallen, E. M., Humphreys, M. R., Woods, M. E. & Castle, E. P., Nov 2013, In : Urologic Oncology: Seminars and Original Investigations. 31, 8, p. 1621-1627 7 p.

Research output: Contribution to journalArticle

16 Scopus citations

Reply

Tyson, M. D., Humphreys, M. R., Castle, E. P. & Parker, A., Jul 2013, In : Urology. 82, 1, p. 47 1 p.

Research output: Contribution to journalArticle

Robot-assisted cystectomy: Getting started: Prior experience, learning curve, and initial patient selection

Tollefson, M. K. & Humphreys, M. R., Nov 1 2013, Robotic Surgery of the Bladder. Springer New York, p. 27-35 9 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Simultaneous kidney transplantation and bilateral native nephrectomy for polycystic kidney disease

Tyson, M. D., Wisenbaugh, E. S., Andrews, P. E., Castle, E. P. & Humphreys, M. R., Dec 2013, In : Journal of Urology. 190, 6, p. 2170-2174 5 p.

Research output: Contribution to journalArticle

4 Scopus citations

The Emerging Role of Robotics and Laparoscopy in Stone Disease

Humphreys, M. R., Feb 2013, In : Urologic Clinics of North America. 40, 1, p. 115-126 12 p.

Research output: Contribution to journalArticle

13 Scopus citations
2012

A double-blind randomized controlled trial of continuous intravenous ketorolac vs placebo for adjuvant pain control after renal surgery

Grimsby, G. M., Conley, S. P., Trentman, T. L., Castle, E. P., Andrews, P. E., Mihalik, L. A., Hentz, J. G. & Humphreys, M. R., Nov 2012, In : Mayo Clinic Proceedings. 87, 11, p. 1089-1097 9 p.

Research output: Contribution to journalArticle

17 Scopus citations

Anatomic site-specific disparities in survival outcomes for penile squamous cell carcinoma

Tyson, M. D., Etzioni, D. A., Wisenbaugh, E. S., Andrews, P. E., Humphreys, M. R., Ferrigni, R. G., Swanson, S. K. & Castle, E. P., Apr 2012, In : Urology. 79, 4, p. 804-808 5 p.

Research output: Contribution to journalArticle

5 Scopus citations

Comparing the portable laparoscopic trainer with a standardized trainer in surgically naïve subjects

Nakamura, L. Y., Martin, G. L., Fox, J. C., Andrews, P. E., Humphreys, M. R. & Castle, E. P., Jan 1 2012, In : Journal of Endourology. 26, 1, p. 67-72 6 p.

Research output: Contribution to journalArticle

5 Scopus citations

Comparison of total, selective, and nonarterial clamping techniques during laparoscopic and robot-assisted partial nephrectomy

Martin, G. L., Warner, J. N., Nateras, R. N., Andrews, P. E., Humphreys, M. R. & Castle, E. P., Feb 1 2012, In : Journal of Endourology. 26, 2, p. 152-156 5 p.

Research output: Contribution to journalArticle

28 Scopus citations

Editorial comment

Humphreys, M. R., Feb 2012, In : Urology. 79, 2, p. 302-303 2 p.

Research output: Contribution to journalArticle

Medical expulsive therapy in a tertiary care emergency department

Itano, N., Ferlic, E., Nunez-Nateras, R. & Humphreys, M. R., Jun 2012, In : Urology. 79, 6, p. 1242-1246 5 p.

Research output: Contribution to journalArticle

9 Scopus citations

Natural orifice translumenal endoscopic radical prostatectomy

Humphreys, M. R., Castle, E. P., Andrews, P. E. & Lingeman, J. E., Feb 2012, In : Therapeutic Advances in Urology. 4, 1, p. 33-43 11 p.

Research output: Contribution to journalArticle

Natural orifice transluminal endoscopic radical prostatectomy: Initial perioperative and pathologic results

Humphreys, M. R., Sauer, J. S., Ryan, A. R., Leslie, K. O., Castle, E. P., Lingeman, J. E. & Andrews, P. E., Feb 1 2012, In : Journal of Endourology. 26, 2, p. 98-99 2 p.

Research output: Contribution to journalArticle

Reply by the authors

Humphreys, M. R., Castle, E. P., Andrews, P. E. & Lingeman, J. E., Sep 2012, In : Urology. 80, 3, p. 744-745 2 p.

Research output: Contribution to journalArticle

Reply by the authors

Humphreys, M. R., Castle, E. P., Andrews, P. E. & Lingeman, J. E., Nov 2012, In : Urology. 80, 5, p. 1168 1 p.

Research output: Contribution to journalArticle

Temporary prostatic urethral stenting as a provocative tool to determine surgical eligibility in complex bladder outlet obstructed patients: Our initial experience

Tyson, M. D., Hurd, K. J., Nunez, R. N., Wolter, C. E. & Humphreys, M. R., Sep 2012, In : Current Urology. 6, 2, p. 82-86 5 p.

Research output: Contribution to journalArticle

2 Scopus citations

The effects of ambient temperature, humidity and season of year on urine composition in patients with nephrolithiasis

Eisner, B. H., Sheth, S., Herrick, B., Pais, V. M., Sawyer, M., Miller, N., Hurd, K. J. & Humphreys, M. R., Dec 2012, In : BJU International. 110, 11 C

Research output: Contribution to journalArticle

23 Scopus citations
2011

A multiinstitutional study of the effects of medical therapy for lower urinary symptoms on the perioperative outcomes of holmium laser enucleation of the prostate

Warner, J. N., Nunez, R. N., Tyson, M. D., Viprakasit, D. P., Miller, N. L. & Humphreys, M. R., Dec 2011, In : Urology. 78, 6, p. 1385-1390 6 p.

Research output: Contribution to journalArticle

5 Scopus citations

Bleeding after holmium laser enucleation of the prostate: Lessons learned the hard way

Martin, A. D., Nunez, R. N. & Humphreys, M. R., Feb 2011, In : BJU International. 107, 3, p. 433-437 5 p.

Research output: Contribution to journalArticle

11 Scopus citations

Case presentation

Chew, B. H., Paterson, R. F., Ferlic, E. A., Humphreys, M. R., Gershman, B. & Eisner, B. H., Jul 1 2011, In : Journal of Endourology. 25, 7, p. 1105-1109 5 p.

Research output: Contribution to journalArticle

Different approaches to an inguinal hernia repair during a simultaneous robot-assisted radical prostatectomy

Nakamura, L. Y., Nunez, R. N., Castle, E. P., Andrews, P. E. & Humphreys, M. R., Apr 1 2011, In : Journal of Endourology. 25, 4, p. 621-624 4 p.

Research output: Contribution to journalArticle

13 Scopus citations

Impact of margin status at 37 months after robot assisted radical prostatectomy

Warner, J. N., Nunez, R. N., Mmeje, C. O., Colby, T. V., Ferrigni, R. G., Humphreys, M. R., Andrews, P. E. & Castle, E. P., Dec 2011, In : Canadian Journal of Urology. 18, 6, p. 6043-6049 7 p.

Research output: Contribution to journalArticle

3 Scopus citations

Incidental prostate cancer revisited: Early outcomes after holmium laser enucleation of the prostate

Nunez, R., Hurd, K. J., Noble, B. N., Castle, E. P., Andrews, P. E. & Humphreys, M. R., Jul 2011, In : International Journal of Urology. 18, 7, p. 543-547 5 p.

Research output: Contribution to journalArticle

18 Scopus citations

Incontinence after radical prostatectomy: A patient centered analysis and implications for preoperative counseling

Martin, A. D., Nakamura, L. Y., Nunez, R. N., Wolter, C. E., Humphreys, M. R. & Castle, E. P., Jul 2011, In : Journal of Urology. 186, 1, p. 204-208 5 p.

Research output: Contribution to journalArticle

18 Scopus citations

Multicenter analysis of postoperative CT findings after percutaneous nephrolithotomy: Defining complication rates

Semins, M. J., Bartik, L., Chew, B. H., Hyams, E. S., Humphreys, M. R., Miller, N. L., Shah, O., Paterson, R. F. & Matlaga, B. R., Aug 2011, In : Urology. 78, 2, p. 291-294 4 p.

Research output: Contribution to journalArticle

21 Scopus citations

Natural orifice transluminal endoscopic radical prostatectomy: Initial perioperative and pathologic results

Humphreys, M. R., Sauer, J. S., Ryan, A. R., Leslie, K. O., Castle, E. P., Lingeman, J. E. & Andrews, P. E., Dec 2011, In : Urology. 78, 6, p. 1211-1218 8 p.

Research output: Contribution to journalArticle

12 Scopus citations

Natural orifice transluminal endoscopic radical prostatectomy: Initial perioperative and pathologic results

Humphreys, M. R., Sauer, J. S., Ryan, A. R., Leslie, K. O., Castle, E. P., Lingeman, J. E. & Andrews, P. E., Nov 2011, In : International Braz J Urol. 37, 6, p. 786 1 p.

Research output: Contribution to journalArticle

Older age does not impact perioperative complications after robot-assisted radical prostatectomy

Nakamura, L. Y., Nunez, R. N., Andrews, P. E., Ferrigni, R. G., Humphreys, M. R., Swanson, S. K., Wolter, C. E. & Castle, E. P., Sep 2011, In : Journal of Robotic Surgery. 5, 3, p. 201-208 8 p.

Research output: Contribution to journalArticle

4 Scopus citations

Randomized controlled, multicentre clinical trial comparing a dual-probe ultrasonic lithotrite with a single-probe lithotrite for percutaneous nephrolithotomy

Krambeck, A. E., Miller, N. L., Humphreys, M. R., Nakada, S. Y., Denstedt, J. D., Razvi, H., Preminger, G. M., Nadler, R. B., Matlaga, B. R., Paterson, R. F., Chew, B. H., Munch, L. C., Handa, S. E. & Lingeman, J. E., Mar 2011, In : BJU International. 107, 5, p. 824-828 5 p.

Research output: Contribution to journalArticle

18 Scopus citations

Randomized controlled, multicentre clinical trial comparing a dual-probe ultrasonic lithotrite with a single-probe lithotrite for percutaneous nephrolithotomy

Krambeck, A. E., Miller, N. L., Humphreys, M. R., Nakada, S. Y., Denstedt, J. D., Razvi, H., Preminger, G. M., Nadler, R. B., Matlaga, B. R., Paterson, R. F., Chew, B. H., Munch, L. C., Handa, S. E. & Lingeman, J. E., Sep 2011, In : Journal of Urology. 186, 3, p. 919-920 2 p.

Research output: Contribution to journalArticle

Reply

Humphreys, M. R., Dec 2011, In : Urology. 78, 6, p. 1217-1218 2 p.

Research output: Contribution to journalArticle

Urologic surgical simulation: An endoscopic bladder model

Grimsby, G. M., Andrews, P. E., Castle, E. P., Wolter, C. E., Patel, B. M. & Humphreys, M. R., Dec 2011, In : Simulation in Healthcare. 6, 6, p. 352-355 4 p.

Research output: Contribution to journalArticle

2 Scopus citations

Where do we really stand with LESS and NOTES?

Gettman, M. T., White, W. M., Aron, M., Autorino, R., Averch, T., Box, G., Cadeddu, J. A., Canes, D., Cherullo, E., Desai, M. M., Frank, I., Gill, I. S., Gupta, M., Haber, G. P., Humphreys, M. R., Irwin, B. H., Kaouk, J. H., Kavoussi, L. R., Landman, J., Liatsikos, E. N. & 12 others, Lima, E., Ponsky, L. E., Rane, A., Ribal, M., Rabenhalt, R., Rao, P., Richstone, L., Sawyer, M. D., Sotelo, R., Stolzenburg, J. U., Tracy, C. R. & Stein, R. J., Feb 2011, In : European Urology. 59, 2, p. 231-234 4 p.

Research output: Contribution to journalArticle

60 Scopus citations
2010

Accuracy of ultrasound in estimation of prostate weight: Comparison of urologists and radiologists

Nunez-Nateras, R., Andrews, J. R., Martin, G. L., Andrews, P. E., Humphreys, M. R., Ferrigni, R. G., Eversman, W. G. & Castle, E. P., Feb 2010, In : Canadian Journal of Urology. 17, 1, p. 4985-4988 4 p.

Research output: Contribution to journalArticle

9 Scopus citations

Holmium laser enucleation of the prostate: Efficiency gained by experience and operative technique

Dusing, M. W., Krambeck, A. E., Terry, C., Matlaga, B. R., Miller, N. L., Humphreys, M. R., Gnessin, E. & Lingeman, J. E., 2010, In : Journal of Urology. 184, 2, p. 635-640 6 p.

Research output: Contribution to journalArticle

30 Scopus citations

Natural orifice translumenal endoscopic surgery: Radical prostatectomy in the canine model

Krambeck, A. E., Humphreys, M. R., Andrews, P. E. & Lingeman, J. E., Sep 1 2010, In : Journal of Endourology. 24, 9, p. 1493-1496 4 p.

Research output: Contribution to journalArticle

13 Scopus citations

Nephrobronchial fistula secondary to xanthogranulomatous pyelonephritis

Nunez-Nateras, R., Ko, E. Y., Andrews, J. R., Humphreys, M. R., Castle, E. P. & Andrews, P. E., Jan 2010, In : Current Urology. 4, 1, p. 45-48 4 p.

Research output: Contribution to journalArticle

Nephrocalcinosis: Re-defined in the era of endourology

Miller, N. L., Humphreys, M. R., Coe, F. L., Evan, A. P., Bledsoe, S. B., Handa, S. E. & Lingeman, J. E., Dec 2010, In : Urological Research. 38, 6, p. 421-427 7 p.

Research output: Contribution to journalArticle

19 Scopus citations

Primary signet ring cell carcinoma of the prostate

Warner, J. N., Nakamura, L. Y., Pacelli, A., Humphreys, M. R. & Castle, E. P., 2010, In : Mayo Clinic Proceedings. 85, 12, p. 1130-1136 7 p.

Research output: Contribution to journalArticle

23 Scopus citations
2009

Interval from prostate biopsy to robot-assisted radical prostatectomy: Effects on perioperative outcomes

Martin, G. L., Nunez, R. N., Humphreys, M. R., Martin, A. D., Ferrigni, R. G., Andrews, P. E. & Castle, E. P., Dec 2009, In : BJU International. 104, 11, p. 1734-1737 4 p.

Research output: Contribution to journalArticle

24 Scopus citations

Laparoscopic radical nephrectomy for very large renal tumors (≥10 cm): Is there a size limit?

Conley, S. P., Humphreys, M. R., Desai, P. J., Castle, E. P., Dueck, A., Ferrigni, R. G. & Andrews, P. E., Jan 1 2009, In : Journal of Endourology. 23, 1, p. 57-61 5 p.

Research output: Contribution to journalArticle

12 Scopus citations