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Effects of Setup Errors on Dose Distribution for Tangential Wedge Field and Field-in-Field Techniques During Breast Irradiation 

Sonmez, Aydan; Onal, Cem; Sonmez, Serhat; Arslan, Gungor; Parlak, Cem; Topkan, Erkan; Yavuz, Melek (2014)
This study is aimed to evaluate the effects of setup errors on dose distribution for target volume and healthy tissue within the irradiated volume and also critical surrounding organs for breast radiotherapy (RT) using ...
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Treatment outcomes of prostate cancer patients with Gleason score 8-10 treated with definitive radiotherapy 

Ozyigit, Gokhan; Onal, Cem; Igdem, Sefik; Alicikus, Zumre Arican; Iribas, Ayca; Akin, Mustafa; Yalman, Deniz; Cetin, Ilknur; Aksu, Melek Gamze; Atalar, Banu; Dincbas, Fazilet; Hurmuz, Pervin; Guler, Ozan Cem; Aydin, Barbaros; Sert, Fatma; Yildirim, Cumhur; Gorken, Ilknur Birkay; Agaoglu, Fulya Yaman; Korcum, Aylin Fidan; Yüce, Deniz; Ozkok, Serdar; Darendeliler, Emin; Akyol, Fadil (2019)
Purpose To validate the clinical outcomes and prognostic factors in prostate cancer (PCa) patients with Gleason score (GS) 8-10 disease treated with external beam radiotherapy (EBRT)+ androgen deprivation therapy (ADT) in ...
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Outcome of loco-regional radiotherapy in metastatic castration-resistant prostate cancer patients treated with abiraterone acetate 

Yildirim, Berna Akkus; Onal, Cem; Kose, Fatih; Oymak, Ezgi; Sedef, Ali Murat; Besen, Ali Ayberk; Aksoy, Sercan; Guler, Ozan Cem; Sumbul, Ahmet Taner; Mualloglu, Sadik; Mertsoylu, Huseyin; Ozyigit, Gokhan (2019)
Purpose To evaluate the potential benefit of curative radiotherapy (RT) to the primary tumor in metastatic castration-resistant prostate cancer (mCRPC) patients treated with abiraterone. Materials and methods The clinical ...
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Multi-institutional validation of the ESMO-ESGO-ESTRO consensus conference risk grouping in Turkish endometrial cancer patients treated with comprehensive surgical staging 

Gultekin, Melis; Guler, Ozan Cem; Sari, Sezin Yuce; Yildirim, Berna Akkus; Onal, Cem; Celik, Husnu; Yuce, Kunter; Ayhan, Ali; Arik, Zafer; Kose, Fatih; Altundag, Ozden; Mustafayev, Teuta Zoto; Atalar, Banu; Bolukbasi, Yasemin; Yildiz, Ferah (2020)
In this study, 683 patients with endometrial cancer (EC) after comprehensive surgical staging were classified into four risk groups as low (LR), intermediate (IR), high-intermediate (HIR) and high-risk (HR), according to ...
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Is there any benefit of paraaortic field irradiation in pelvic lymph node positive endometrial cancer patients? A propensity match analysis 

Onal, Cem; Yuce Sari, Sezin; Akkus Yildirim, Berna; Gultekin, Melis; Guler, Ozan Cem; Yildiz, Ferah (2020)
We evaluated the survival outcomes and recurrence patterns of endometrial cancer (EC) patients with pelvic lymph node metastases who received postoperative radiotherapy (RT) to the pelvis (P-RT) or to the pelvis plus ...
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The present and future opportunities of the Rare Cancer Network: an international consortium for advancement of oncologic care 

Onal, Cem (2015)
To date, the Rare Cancer Network (RCN) has initiated more than 90 studies and 54 peer-reviewed publications were produced as a result. The Second International Symposium of the Rare Cancer Network recently took place in ...
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Review of Current Status of Radiotherapy Facilities and Assessment of Required Time for Radiotherapy Delivery Workflow in Turkey: On Behalf of Turkish Society for Radiation Oncology 

Akman, Fadime; Onal, Cem; Kamer, Serra; Agaoglu, Fulya; Guney, Yildiz; Hicsonmez, Ayse; Koc, Mehmet; Oksuz, Didem C.; Ozyiğit, Gokhan; Ozkok, Serdar (2015)
The aim this study is to evaluate current status and workload of radiotherapy (RT) centers in Turkey, by assessing time and staff required during core treatment procedures in patients with different tumor sites. A survey ...
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Three Dimensional Conformal Radiotherapy and Androgen Deprivation Therapy in Patients with Clinically Localized Prostate Cancer; Hacettepe University Experience 

Ozdemir, Yurday; Akyol, Fadil; Ozyiğit, Gokhan; Hurmuz, Pervin; Onal, Cem; Selek, Ugur; Karabulut, Erdem (2015)
The aim of this study into evaluate the treatment results of three dimensional conformal radiotherapy (3DCRT) and androgen deprivation therapy (ADT) in patients with clinically localized prostate cancer (CLPC). Between ...
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Correlation of Clinical Risk Factors with Diffusion-Weighted Magnetic Resonance Images in Prostate Cancer Patients Treated with Definitive Radiotherapy 

Erbay, Gurcan; Onal, Cem; Guler, Ozan C.; Karadeli, Elif; Koc, Zafer (2015)
This study is aimed to correlate apparent diffusion coefficient (ADC) values and clinical T-stage, serum PSA, pathology Gleason scores. We also further analyzed whether ADC values could be used to appropriately define the ...
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Isolated jejunal metastasis in a patient with cervical cancer: A case report 

Onal, Cem; Nursal, Gul Nihal; Torer, Nurkan; Kayaselcuk, Fazilet (2015)
Background: In approximately 8% of cervical carcinoma patients, gastrointestinal tract is involved, most commonly the rectosigmoid portion, because of local extension. Isolated metastases to small bowel are exceedingly ...
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Onal, Cem (83)
Guler, Ozan Cem (52)Oymak, Ezgi (29)Ozyigit, Gokhan (16)Hurmuz, Pervin (14)Yildiz, Ferah (14)Gultekin, Melis (13)Yavas, Guler (13)Yildirim, Berna Akkus (13)Sari, Sezin Yuce (10)... View MoreSubjectRadiotherapy (19)radiotherapy (13)Prostate cancer (10)Breast cancer (7)Oligometastasis (7)Stereotactic body radiotherapy (7)Positron emission tomography (6)endometrial cancer (5)prostate cancer (5)Brachytherapy (4)... View MoreDate Issued2022 (23)2021 (20)2019 (16)2020 (13)2015 (5)2017 (3)2014 (2)2018 (1)Has File(s)No (55)Yes (28)

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