Ziya Kırkalı

10.8k total citations · 3 hit papers
248 papers, 7.3k citations indexed

About

Ziya Kırkalı is a scholar working on Pulmonary and Respiratory Medicine, Surgery and Urology. According to data from OpenAlex, Ziya Kırkalı has authored 248 papers receiving a total of 7.3k indexed citations (citations by other indexed papers that have themselves been cited), including 120 papers in Pulmonary and Respiratory Medicine, 77 papers in Surgery and 74 papers in Urology. Recurrent topics in Ziya Kırkalı's work include Urinary Bladder and Prostate Research (55 papers), Renal cell carcinoma treatment (48 papers) and Bladder and Urothelial Cancer Treatments (48 papers). Ziya Kırkalı is often cited by papers focused on Urinary Bladder and Prostate Research (55 papers), Renal cell carcinoma treatment (48 papers) and Bladder and Urothelial Cancer Treatments (48 papers). Ziya Kırkalı collaborates with scholars based in Türkiye, United States and Italy. Ziya Kırkalı's co-authors include Rodolfo Montironi, Marina Scarpelli, Antonio López-Beltrán, Liang Cheng, Kutsal Yörükoğlu, Emre Tüzel, Hendrik Van Poppel, Mehmet Uğur Mungan, Ferrán Algaba and Maurizio Brausi and has published in prestigious journals such as Journal of Clinical Oncology, SHILAP Revista de lepidopterología and Kidney International.

In The Last Decade

Ziya Kırkalı

236 papers receiving 7.1k citations

Hit Papers

align trajectories sort by overperformance

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.

Bladder cancer: Epidemiology, staging and grading, and diagnosis

2005 787 citations Ziya Kırkalı, Rodolfo Montironi et al. Urology profile →
2004 WHO Classification of the Renal Tumors of the Adults

2006 655 citations Rodolfo Montironi, Ziya Kırkalı et al. European Urology profile →
EORTC Nomograms and Risk Groups for Predicting Recurrence, Progression, and Disease-specific and Overall Survival in Non–Muscle-invasive Stage Ta–T1 Urothelial Bladder Cancer Patients Treated with 1–3 Years of Maintenance Bacillus Calmette-Guérin

2015 444 citations Richard Sylvester, Maurizio Brausi et al. European Urology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ziya Kırkalı Türkiye	40	3.5k	2.9k	2.3k	1.5k	1.0k	248	7.3k
Michael O. Koch United States	54	3.1k 0.9×	3.3k 1.1×	1.5k 0.7×	1.7k 1.1×	1.5k 1.5×	280	8.3k
Dominique Chopin France	59	5.4k 1.5×	5.0k 1.7×	4.7k 2.0×	1.6k 1.1×	1.7k 1.6×	257	11.6k
Bernard Lobel France	33	2.8k 0.8×	2.2k 0.7×	2.0k 0.9×	1.2k 0.8×	473 0.5×	143	5.1k
Antonio Alcaraz Spain	43	3.5k 1.0×	2.5k 0.9×	1.7k 0.7×	1.0k 0.7×	799 0.8×	398	7.2k
Cheol Kwak South Korea	37	3.2k 0.9×	2.4k 0.8×	1.8k 0.8×	693 0.5×	1.4k 1.4×	435	6.4k
Armen Aprikian Canada	48	4.2k 1.2×	3.0k 1.0×	2.2k 1.0×	946 0.6×	2.0k 1.9×	279	8.7k
W. Scott McDougal United States	41	2.7k 0.8×	2.7k 0.9×	1.7k 0.7×	1.5k 1.0×	462 0.4×	177	6.3k
Gary D. Steinberg United States	52	3.2k 0.9×	5.4k 1.8×	1.7k 0.7×	2.0k 1.3×	1.8k 1.8×	295	9.2k
Jay D. Raman United States	51	3.9k 1.1×	6.7k 2.3×	1.8k 0.8×	1.8k 1.2×	1.2k 1.2×	356	10.0k
Stephen C. Jacobs United States	43	3.2k 0.9×	2.2k 0.7×	1.4k 0.6×	968 0.6×	907 0.9×	130	6.3k

Countries citing papers authored by Ziya Kırkalı

Since Specialization

Citations

This map shows the geographic impact of Ziya Kırkalı'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 Ziya Kırkalı with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ziya Kırkalı more than expected).

Fields of papers citing papers by Ziya Kırkalı

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ziya Kırkalı. 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 Ziya Kırkalı. The network helps show where Ziya Kırkalı may publish in the future.

Co-authorship network of co-authors of Ziya Kırkalı

This figure shows the co-authorship network connecting the top 25 collaborators of Ziya Kırkalı. A scholar is included among the top collaborators of Ziya Kırkalı 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 Ziya Kırkalı. Ziya Kırkalı is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Tasian, Gregory E., Jonathan D. Harper, Hussein R. Al‐Khalidi, et al.. (2025). Development of Prediction Models for Severe Pain and Urinary Symptoms After Ureteroscopy With Ureteral Stent Placement: Results From the STENTS Study and Initial Validation of Pain Interference. The Journal of Urology. 213(4). 475–484. 2 indexed citations

Hokanson, Jim, John O. L. DeLancey, Anna C. Kirby, et al.. (2025). Expanded Physiological Testing of the Lower Urinary Tract in Asymptomatic Women and Those With Urgency Urinary Incontinence: Findings From the LURN‐Organ Study. Neurourology and Urodynamics. 44(5). 987–996.

Tasian, Gregory E., Naim M. Maalouf, Jonathan D. Harper, et al.. (2025). Validation of an Automated CT Image Analysis in the Prevention of Urinary Stones with Hydration Trial. Journal of Endourology. 39(9). 953–959. 1 indexed citations

Corneli, Amy, Carrie Dombeck, Kevin McKenna, et al.. (2023). The Patient Voice: Stent Experiences After Ureteroscopy—Insights from In-Depth Interviews with Participants in the USDRN STENTS Nested Qualitative Cohort Study. Journal of Endourology. 37(6). 642–653. 3 indexed citations

Bretschneider, C. Emi, Qian Liu, Abigail R. Smith, et al.. (2023). Development and validation of models predicting treatment patterns in women with urinary urgency and/or urgency incontinence: A Symptoms of Lower Urinary Tract Dysfunction Research Network observational cohort study. Neurourology and Urodynamics. 42(6). 1214–1226. 1 indexed citations

Flynn, Kathryn E., Jonathan B. Wiseman, Margaret Helmuth, et al.. (2022). Comparing clinical bladder diaries and recalled patient reports for measuring lower urinary tract symptoms in the symptoms of Lower Urinary Tract Dysfunction Research Network (LURN). Neurourology and Urodynamics. 41(8). 1711–1721. 6 indexed citations

Bretschneider, C. Emi, Qian Liu, Abigail R. Smith, et al.. (2022). Treatment patterns in women with urinary urgency and/or urgency urinary incontinence in the symptoms of Lower Urinary Tract Dysfunction Research Network Observational Cohort Study. Neurourology and Urodynamics. 42(1). 194–204. 2 indexed citations

Flynn, Kathryn E., Sarah Mansfield, Abigail R. Smith, et al.. (2020). Patient demographic and psychosocial characteristics associated with 30‐day recall of self‐reported lower urinary tract symptoms. Neurourology and Urodynamics. 39(7). 1939–1948. 6 indexed citations

Cameron, Anne P., Jonathan B. Wiseman, Abigail R. Smith, et al.. (2019). Are three‐day voiding diaries feasible and reliable? Results from the Symptoms of Lower Urinary Tract Dysfunction Research Network (LURN) cohort. Neurourology and Urodynamics. 38(8). 2185–2193. 32 indexed citations

10.

Amundsen, Cindy L., Margaret Helmuth, Abigail R. Smith, et al.. (2019). Longitudinal changes in symptom‐based female and male LUTS clusters. Neurourology and Urodynamics. 39(1). 393–402. 9 indexed citations

11.

Cameron, Anne P., Abigail R. Smith, H. Henry Lai, et al.. (2018). Bowel function, sexual function, and symptoms of pelvic organ prolapse in women with and without urinary incontinence. Neurourology and Urodynamics. 37(8). 2586–2596. 21 indexed citations

12.

Fwu, Chyng‐Wen, Paul W. Eggers, Paul L. Kimmel, John W. Kusek, & Ziya Kırkalı. (2013). Emergency department visits, use of imaging, and drugs for urolithiasis have increased in the United States. Kidney International. 83(3). 479–486. 162 indexed citations

13.

Sylvester, Richard, Maurizio Brausi, Ziya Kırkalı, & Theo M. de Reijke. (2010). Re: Richard J. Sylvester, Maurizio A. Brausi, Wim J. Kirkels, et al Long-Term Efficacy Results of EORTC Genito-Urinary Group Randomized Phase 3 Study 30911 Comparing Intravesical Instillations of Epirubicin, Bacillus Calmette-Guerin, and Bacillus Calmette-Guerin plus Isoniazid in Patients with Intermediate- and High-Risk Stage Ta T1 Urothelial Carcinoma of the Bladder. Eur Urol 2010;57:766-73 Reply. European Urology. 57(6). 17 indexed citations

14.

Bono, Aldo, Peter Whelan, Maurizio Brausi, et al.. (2009). Intermittent Androgen Deprivation for Locally Advanced and Metastatic Prostate Cancer: Results from a Randomised Phase 3 Study of the South European Uroncological Group. European Urology. 55(6). 1269–1277. 170 indexed citations

15.

Tuna, Burçin, Kutsal Yörükoğlu, Roberta Mazzucchelli, et al.. (2009). Ezrin immunoreactivity in renal cell carcinomas.. PubMed. 31(5). 340–4. 3 indexed citations

16.

Tuna, Burçin, Kutsal Yörükoğlu, Duygu Gürel, Uğur Mungan, & Ziya Kırkalı. (2004). Significance of COX-2 expression in human renal cell carcinoma. Urology. 64(6). 1116–1120. 35 indexed citations

17.

Bırlık, Merih, Servet Akar, Emre Tüzel, et al.. (2004). Gemcitabine-induced vasculitis in advanced transitional cell carcinoma of the bladder. Journal of Cancer Research and Clinical Oncology. 130(2). 122–125. 15 indexed citations

18.

Kırkalı, Ziya, et al.. (1999). Serum Ferritin as a Clinical Markerfor Renal Cell Carcinoma: Influenc e of Tumor Size and Volume. Urologia Internationalis. 62(1). 21–25. 39 indexed citations

19.

Koyuncuoğlu, Meral, Aydanur Kargı, Sultan Cingöz, & Ziya Kırkalı. (1998). Investigation of p53, c-erbB-2, PCNA immunoreactivity, DNA content, AgNOR and apoptosis in bladder carcinoma as prognostic parameters. Cancer Letters. 126(2). 143–148. 18 indexed citations

20.

Yörükoğlu, Kutsal, et al.. (1994). Primary signet‐ring cell carcinoma of the bladder. British Journal of Urology. 73(2). 210–211. 5 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.

Explore authors with similar magnitude of impact