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Dive into the research topics where Muharrem Kocar is active.

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Featured researches published by Muharrem Kocar.


Clinical Respiratory Journal | 2018

Role of increased mean platelet volume (MPV) and decreased MPV/platelet count ratio as poor prognostic factors in lung cancer

Muhyettin Omar; Ozgur Tanriverdi; Suna Cokmert; Esin Oktay; Özlem Yersal; Kezban Nur Pilanci; Serkan Menekse; Muharrem Kocar; Cenk Ahmet Sen; Cetin Ordu; Gamze Goksel; Nezih Meydan; Sabri Barutca

In this study, they investigated whether mean thrombocyte volume (MPV) and MPV/platelet count ratio have a prognostic significance in advanced NSCLC or not.


Asian Pacific Journal of Cancer Prevention | 2015

Pretreatment Serum Albumin Level is an Independent Prognostic Factor in Patients with Stage IIIB Non-Small Cell Lung Cancer: A Study of the Turkish Descriptive Oncological Researches Group

Ozgur Tanriverdi; Nilufer Avci; Esin Oktay; Serdar Kalemci; Kezban Nur Pilanci; Suna Cokmert; Serkan Menekse; Muharrem Kocar; Cenk Ahmet Sen; Tulay Akman; Cetin Ordu; Gamze Goksel; Nezih Meydan; Sabri Barutca

BACKGROUND Several prognostic factors have been studied in NSCLC, although it is unknown which is most useful. In this study, we aimed to investigate whether pre-treatment serum albumin level has prognostic value in patients with Stage IIIB NSCLC. MATERIALS AND METHODS This cross-sectional study included a total of 204 patients with Stage IIIB NSCLC who met the inclusion criteria. Pre-treatment serum albumin levels and demographic, clinical, and histological characteristics, as well as laboratory variables were recorded. A cut-off value was defined for serum albumin level and the patients were stratified into four groups on thios basis. RESULTS The majority of the patients was males and smokers, with a history of weight loss, and squamous histological type of lung cancer. The mean serum albumin level was 3.2±1.7 g/dL (range, 2.11-4.36 g/dL). A cut-off value 3.11 g/dL was set and among the patients with a lower level, 68% had adenocarcinoma and 82% were smokers. The patients with low serum albumin levels had a lower response rate to e first-line chemotherapy with a shorter progression-free survival and overall survival. Multivariate analysis showed that low serum albumin level was an independent poor prognostic factor for NSCLC. CONCLUSIONS This study results suggest that low serum albumin level is an independent poor prognostic factor in patients with Stage IIIB NSCLC, associated with reduction in the response rate to first-line therapy and survival rates.


Journal of Clinical Oncology | 2011

Clinical/pathologic characteristics of diabetic patients with early breast cancer (BC) and their survival outcome.

Selcuk Seber; Gul Basaran; Taner Korkmaz; F. Telli; Muharrem Kocar; M. Kanitez; Faysal Dane; Perran Fulden Yumuk; N. S. Turhal

e11019 Background: Diabetes mellitus is thought to be associated with adverse outcomes in BC and it might adversely affect decisions regarding treatment. METHODS We retrospectively reviewed the medical records of the early BC patients (pts) who were treated at Marmara University Hospital between 1999 and 2007. We noted the patient, tumor, treatment-related characteristics and information on comorbidities from the medical charts. We investigated whether patient and tumor related parameters were different between diabetic and non-diabetic BC patients and whether diabetes has a negative impact on survival outcome. RESULTS We identified 33 diabetic early BC pts among 456 pts (7%) who had received their adjuvant therapy in our center. All diabetic BC pts were on oral antidiabetics. The median age of our study group was 51 (23-85) and median follow up was 48 months. Most diabetic BC pts were postmenopausal (p:0.004); diabetic pts were older (p:0.04) and have smaller tms compared to non-diabetic early BC pts (p:0.00). Diabetic pts have higher grade tumors (p:0.03) and multifocal tumors were more common in diabetic pts compared to non-diabetic BC patients (p:0.02). T size, stage, nodal involvement, LVI, ER/PR and Her-2 status and diabetes were found to have significant impact on DFS in the univariate analyses. Only stage of the disease retained its significant impact on DFS in the multivariate analysis. Stage, LVI and nodal status were found to have significant impact on OS in the univariate analyses. CONCLUSIONS Either more frequent hospital visits or improvements in diabetes care might be responsible from smaller tumors and less relapses in diabetic early BC pts.


Medical Oncology | 2014

The clinical and pathological features of 133 colorectal cancer patients with brain metastasis: a multicenter retrospective analysis of the Gastrointestinal Tumors Working Committee of the Turkish Oncology Group (TOG)

Ozgur Tanriverdi; Esra Kaytan-Saglam; Sukran Ulger; Ibrahim Vedat Bayoglu; Ibrahim Turker; Turkan Ozturk-Topcu; Suna Cokmert; Serdar Turhal; Esin Oktay; Bulent Karabulut; Diclehan Kilic; Yuksel Kucukzeybek; Berna Oksuzoglu; Nezih Meydan; Vildan Kaya; Tulay Akman; Kamuran Ibis; Mert Saynak; Cenk Ahmet Sen; Ozlem Uysal-Sonmez; Kezban Nur Pilanci; Gokhan Demir; Sezer Saglam; Muharrem Kocar; Serkan Menekse; Gamze Goksel; Burcu Yapar-Taskoylu; Arzu Yaren; Ummugul Uyeturk; Nilufer Avci


Medical Oncology | 2014

Prognostic significance of the baseline serum uric acid level in non-small cell lung cancer patients treated with first-line chemotherapy: a study of the Turkish Descriptive Oncological Researches Group

Ozgur Tanriverdi; Suna Cokmert; Esin Oktay; Kezban Nur Pilanci; Serkan Menekse; Muharrem Kocar; Cenk Ahmet Sen; Nilufer Avci; Tulay Akman; Cetin Ordu; Gamze Goksel; Nezih Meydan


Journal of Cancer Research and Clinical Oncology | 2014

Predictive factors for the development of brain metastases in patients with malignant melanoma: a study by the Anatolian society of medical oncology.

Ozge Gumusay; Ugur Coskun; Tulay Akman; Ahmet Siyar Ekinci; Muharrem Kocar; Özlem Balvan Erceleb; Ozan Yazici; Mehmet Ali Kaplan; Veli Berk; Bulent Cetin; Burcu Yapar Taskoylu; Ayhan Yildiz; Gamze Goksel; Ahmet Alacacioglu; Umut Demirci; Efnan Algin; Mukremin Uysal; Ilhan Oztop; Berna Oksuzoglu; Faysal Dane; Mahmut Gumus; Suleyman Buyukberber


Anticancer Research | 2014

Sunitinib for patients with metastatic non-clear cell renal cell carcinoma: A multicenter retrospective Turkish oncology group trial

Ibrahim Yildiz; Meltem Ekenel; Tulay Akman; Muharrem Kocar; Mukremin Uysal; Metin Kanitez; Umut Varol; Ibrahim Vedat Bayoglu; Deniz Tural; Mehmet Ali Kaplan; Nilufer Avci; Zeki Surmeli; Isa Dede; Arife Ulaş; Ozan Yazici; Mert Basaran


Journal of Oncological Science | 2016

Adjuvant chemoradiotherapy combined with cisplatin, 5-fluorouracil and folinic acid for locally advanced gastric cancer

Muharrem Kocar; Ferhat Telli; Berkant Sonmez; Hande Kocar


Journal of Oncological Sciences | 2016

The recurrence with isolated intra-abdominal lymph node in patients with colorectal cancer: A study of the Turkish Descriptive Oncological Researches Group (intra-abdominal lymph node and colon cancer)

Ozgur Tanriverdi; Eyüp Murat Yılmaz; Serkan Menekse; Suna Cokmert; Esin Oktay; Kezban Nur Pilanci; Muharrem Kocar; Nilufer Avci; Tulay Akman; Gamze Goksel; Nezih Meydan; Sabri Barutca


Journal of Clinical Oncology | 2014

Sunitinib in patients with metastatic non-clear renal cell carcinoma: A multicentric retpospective Turkish Oncology Group (TOG) trial.

Ibrahim Yildiz; Meltem Ekenel; Tulay Akman; Muharrem Kocar; Mukremin Uysal; Metin Kanitez; Vedat Bayoglu; Umut Varol; Deniz Tural; Nilufer Avci; Muhammet Ali Kaplan; Zeki Surmeli; Isa Dede; Arife Ulas; Ozan Yazici; Mert Basaran

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Tulay Akman

Dokuz Eylül University

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Esin Oktay

Adnan Menderes University

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Nezih Meydan

Adnan Menderes University

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