James Ulchaker

5.9k total citations · 1 hit paper
88 papers, 4.1k citations indexed

About

James Ulchaker is a scholar working on Pulmonary and Respiratory Medicine, Urology and Surgery. According to data from OpenAlex, James Ulchaker has authored 88 papers receiving a total of 4.1k indexed citations (citations by other indexed papers that have themselves been cited), including 51 papers in Pulmonary and Respiratory Medicine, 37 papers in Urology and 22 papers in Surgery. Recurrent topics in James Ulchaker's work include Prostate Cancer Diagnosis and Treatment (48 papers), Urinary Bladder and Prostate Research (33 papers) and Prostate Cancer Treatment and Research (29 papers). James Ulchaker is often cited by papers focused on Prostate Cancer Diagnosis and Treatment (48 papers), Urinary Bladder and Prostate Research (33 papers) and Prostate Cancer Treatment and Research (29 papers). James Ulchaker collaborates with scholars based in United States and Türkiye. James Ulchaker's co-authors include Eric A. Klein, Claus G. Roehrborn, Kevin T. McVary, Kenneth W. Angermeier, Jay P. Ciezki, Craig D. Zippe, Reginald C. Bruskewitz, Chris M. Gonzalez, Robert F. Donnell and Andrew L. Avins and has published in prestigious journals such as Journal of Clinical Oncology, SHILAP Revista de lepidopterología and The Journal of Urology.

In The Last Decade

James Ulchaker

82 papers receiving 3.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Update on AUA Guideline on the Management of Benign Prostatic Hyperplasia

2011 822 citations Kevin T. McVary, Claus G. Roehrborn et al. The Journal of Urology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
James Ulchaker United States	33	2.3k	2.3k	1.4k	1.1k	491	88	4.1k
Vincenzo Scattoni Italy	43	1.3k 0.6×	5.1k 2.2×	1.1k 0.8×	1.9k 1.7×	317 0.6×	142	6.4k
Jean J. de la Rosette Netherlands	30	1.5k 0.6×	2.4k 1.0×	389 0.3×	961 0.9×	337 0.7×	78	3.5k
Antonio Galfano Italy	30	1.2k 0.5×	2.2k 0.9×	1.6k 1.2×	1.3k 1.1×	83 0.2×	101	3.6k
Jaspreet S. Sandhu United States	33	2.3k 1.0×	2.3k 1.0×	1.3k 0.9×	2.2k 1.9×	144 0.3×	133	4.0k
J. Stephen Jones United States	39	764 0.3×	3.3k 1.4×	1.6k 1.2×	1.2k 1.1×	46 0.1×	155	4.8k
Ofer Yossepowitch Israel	35	740 0.3×	3.4k 1.4×	1.8k 1.4×	848 0.8×	98 0.2×	164	5.0k
Roy J. Correa United States	26	419 0.2×	1.9k 0.8×	750 0.5×	524 0.5×	76 0.2×	66	2.5k
Rodney Davis United States	33	642 0.3×	1.2k 0.5×	1.4k 1.0×	505 0.4×	95 0.2×	91	2.8k
Paolo Dell’Oglio Italy	35	586 0.2×	2.7k 1.2×	1.6k 1.2×	826 0.7×	45 0.1×	231	4.0k
Richard Hindley United Kingdom	24	629 0.3×	3.5k 1.5×	662 0.5×	1.4k 1.2×	36 0.1×	65	4.0k

Countries citing papers authored by James Ulchaker

Since Specialization

Citations

This map shows the geographic impact of James Ulchaker's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by James Ulchaker with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites James Ulchaker more than expected).

Fields of papers citing papers by James Ulchaker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James Ulchaker. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by James Ulchaker. The network helps show where James Ulchaker may publish in the future.

Co-authorship network of co-authors of James Ulchaker

This figure shows the co-authorship network connecting the top 25 collaborators of James Ulchaker. A scholar is included among the top collaborators of James Ulchaker based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with James Ulchaker. James Ulchaker is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Smile, Timothy D., Martin C. Tom, Jay P. Ciezki, et al.. (2021). 125I Interstitial brachytherapy with or without androgen deprivation therapy among unfavorable-intermediate and high-risk prostate cancer. Brachytherapy. 21(1). 85–93. 3 indexed citations

Sabharwal, Navin, Daniel A. Shoskes, Elodi Dielubanza, et al.. (2019). Comparative Effectiveness of Transurethral Prostate Procedures at Enabling Urologic Medication Discontinuation: A Retrospective Analysis. Urology. 134. 192–198. 7 indexed citations

Ulchaker, James & Melissa Martinson. (2017). Cost-effectiveness analysis of six therapies for the treatment of lower urinary tract symptoms due to benign prostatic hyperplasia. ClinicoEconomics and Outcomes Research. Volume 10. 29–43. 64 indexed citations

Reddy, C.A., Rahul D. Tendulkar, Kevin L. Stephans, et al.. (2014). Comparison of Outcomes Between Brachytherapy and Intensity Modulated Radiation Therapy in High-Risk Prostate Cancer. International Journal of Radiation Oncology*Biology*Physics. 90(1). S210–S210. 1 indexed citations

Moussa, Ayman S., Ahmed El‐Shafei, Tianming Gao, et al.. (2013). Identification of the variables associated with pain during transrectal ultrasonography‐guided prostate biopsy in the era of periprostatic nerve block: the role of transrectal probe configuration. British Journal of Urology. 111(8). 1281–1286. 7 indexed citations

Chao, Samuel T., Kenneth W. Angermeier, Eric A. Klein, et al.. (2011). Clinical Investigations Prophylactic urethral stenting with Memokath® 028SW in prostate cancer patients undergoing prostate 125I seed implants: phase I/II study. Journal of Contemporary Brachytherapy. 1(1). 18–22. 3 indexed citations

McVary, Kevin T., Claus G. Roehrborn, Andrew L. Avins, et al.. (2011). Update on AUA Guideline on the Management of Benign Prostatic Hyperplasia. The Journal of Urology. 185(5). 1793–1803. 822 indexed citations breakdown →

Çaloğlu, Murat, Jay P. Ciezki, C.A. Reddy, et al.. (2010). PSA Bounce and Biochemical Failure After Brachytherapy for Prostate Cancer: A Study of 820 Patients With a Minimum of 3 Years of Follow-Up. International Journal of Radiation Oncology*Biology*Physics. 80(3). 735–741. 47 indexed citations

Nguyen, Carvell T., et al.. (2008). Prognostic Significance of Nondiagnostic Molecular Changes in Urine Detected by UroVysion Fluorescence In Situ Hybridization During Surveillance for Bladder Cancer. Urology. 73(2). 347–350. 8 indexed citations

10.

Bhatt, Amit, Kalyana Nandipati, Nivedita Dhar, et al.. (2006). Neurovascular preservation in orthotopic cystectomy: Impact on female sexual function. Urology. 67(4). 742–745. 57 indexed citations

11.

Ciezki, Jay P., C.A. Reddy, Kenneth W. Angermeier, et al.. (2006). Improved biochemical relapse-free survival for patients with large/wide glands treated with prostate seed implantation for localized adenocarcinoma of prostate. Urology. 68(6). 1237–1241. 12 indexed citations

12.

Te, Alexis E., Terrence R. Malloy, Barry S. Stein, et al.. (2005). 1554: Impact of Prostate-Specific Antigen and Prostate Volume as Predictors of Efficacy Outcomes in Photoselective Vaporization Prostatectomy (PVP): Analysis and Results of Ongoing Prospective Multicenter Study at 3 Years. The Journal of Urology. 173(4S). 421–421. 3 indexed citations

13.

Elshaikh, Mohamed A., James Ulchaker, C.A. Reddy, et al.. (2005). Prophylactic tamsulosin (Flomax) in patients undergoing prostate 125I brachytherapy for prostate carcinoma: Final report of a double-blind placebo-controlled randomized study. International Journal of Radiation Oncology*Biology*Physics. 62(1). 164–169. 58 indexed citations

14.

Ciezki, Jay P., C.A. Reddy, Jorge García, et al.. (2005). PSA kinetics after prostate brachytherapy: PSA bounce phenomenon and its implications for PSA doubling time. International Journal of Radiation Oncology*Biology*Physics. 64(2). 512–517. 78 indexed citations

15.

Ciezki, Jay P., Eric A. Klein, Kenneth W. Angermeier, et al.. (2004). A retrospective comparison of androgen deprivation (AD) vs. no AD among low-risk and intermediate-risk prostate cancer patients treated with brachytherapy, external beam radiotherapy, or radical prostatectomy. International Journal of Radiation Oncology*Biology*Physics. 60(5). 1347–1350. 38 indexed citations

16.

Hedgepeth, Ryan C., Brian J. Yoder, Marek Skacel, et al.. (2004). 267: Prospective Analysis of Urine Cytology Ancillary Multitarget Fluorescence In-Situ Hybridization Assay in the Detection of Recurrent Transitional Cell Carcinoma in Patients with Atypical and Negative Cytology. The Journal of Urology. 171(4S). 70–70. 2 indexed citations

17.

Dreicer, Robert, Cristina Magi‐Galluzzi, Ming Zhou, et al.. (2004). Phase II trial of neoadjuvant docetaxel before radical prostatectomy for locally advanced prostate cancer. Urology. 63(6). 1138–1142. 120 indexed citations

18.

Gill, Inderbir S., Amr Fergany, Eric A. Klein, et al.. (2000). Laparoscopic radical cystoprostatectomy with ileal conduit performed completely intracorporeally: the initial 2 cases. Urology. 56(1). 26–29. 193 indexed citations

19.

Ulchaker, James, et al.. (1996). The spectrum of ureteropelvic junction obstructions occurring in duplicated collecting systems. Journal of Pediatric Surgery. 31(9). 1221–1224. 18 indexed citations

20.

Chikkala, Nathaniel F., Isabel M. Lewis, James Ulchaker, et al.. (1990). Interactive effects of alpha-interferon A/D and interleukin 2 on murine lymphokine-activated killer activity: analysis at the effector and precursor level.. PubMed. 50(4). 1176–82. 25 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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