Browsing by Author "Gümüş, Mahmut"
Now showing items 1-20 of 21
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The changing of serum vitamin B-12 and homocysteine levels after gastrectomy in patients with gastric cancer: do they associate with clinicopathological factors?
Bilici, Ahmet; Sonkaya, Alper; Ercan, Şerif; Ustaalioğlu, Bala Başak Öven; Şeker, Mesut; Aliustaoǧlu, Mehmet; Orçun, Asuman; Gümüş, Mahmut (Springer, 2015)After total (TG) or distal subtotal gastrectomy (DG), patients are at high risk of vitamin B-12 (vit-B-12) deficiency, which results in elevation of homocysteine levels. The changing of serum vit-B-12 and homocysteine ... -
The clinical and pathologic characteristics of 400 gastrointestinal stroinal tumor patients from Turkey: The final results of the Turkish Anatolian Society of Medical Oncology Multicenter Registery
Sevinç, Alper; Şeker, Mesut; Yıldız, Ramazan; Cihan, Şener; Kaplan, Mehmet Ali; Dane, Faysal; Karaca, Halit; Üyetürk, Ümmügül; Bilici, Ahmet; Özdemir, Nuriye; Uncu, Doğan; Salepçi, Tafian; Işıkdoğan, Abdurrahman; Benekli, Mustafa; Özkan, Metin; Gümüş, Mahmut; Öksüzoğlu, Berna (American Society of Clinical Oncology, 2014)… -
Clinical and pathologic features of patients with rare ovarian tumors: Multi-center review of 167 patients by the anatolian society of medical oncology
Bilici, Ahmet; İnanç, Mevlüde; Ulaş, Arife; Akman, Tülay; Şeker, Mehmet; Babacan Akgül, Nalan; İnal, Ali; Bal, Öznur; Koral, Lokman; Sevinç, Alper; Tufan, Gülnihal; Elkıran, Emin Tamer; Ustaalioğlu Öven, Bala Başak; Yavuzşen, Tuğba; Alkış, Necati; Özkan, Metin; Gümüş, Mahmut (Asian Pacific Organization for Cancer Prevention, 2013)Background: Non-epithelial malignant ovarian tumors and clear cell carcinomas, Brenner tumors, transitional cell tumors, and carcinoid tumors of the ovary are rare ovarian tumors (ROTs). In this study, our aim was to ... -
Clinical role of 18F-FDG-PET/CT in the assessment of suspected recurrent gastric cancer after initial surgical resection: is there any effect of FDG-PET/CT in patients' management?
Bilici, Ahmet Erkan; Şeker, Mesut; Öven Ustaalioğlu, Bala Başak; Aslan Canpolat, Nesrin; Tekinsoy, Bülent; Salepçi, Taflan; Gümüş, Mahmut (Oxford University Press, 2010)... -
Clinical value of FDG PET/CT in the diagnosis of suspected recurrent ovarian cancer: is there an impact of FDG PET/CT on patient management?
Bilici, Ahmet Erkan; Öven Ustaalioğlu, Bala Başak; Şeker, Mesut; Aslan Canpolat, Nesrin; Tekinsoy, Bülent; Salepçi, Taflan; Gümüş, Mahmut (Springer, 2010)The aim of this study was to evaluate the clinical value of FDG PET/CT in patients with suspected ovarian cancer recurrence as compared with diagnostic CT, and to assess the impact of the results of FDG PET/CT on treatment ... -
Efficacy and safety profile of COVID-19 vaccine in cancer patients: A prospective, multicenter cohort study
Yasin, Ayşe İrem; Göktaş Aydın, Sabin; Sümbül, Bilge; Koral, Lokman; Şimsek, Melih; Geredeli, Çağlayan; Öztürk, Akın; Perkin, Perihan; Demirtaş, Derya; Erdemoğlu, Engin; Hacıbekiroğlu, İlhan; Çakır, Emre; Tanrıkulu, Eda; Çoban, Ezgi; Özçelik, Melike; Çelik, Sinemis; Teker, Fatih; Aksoy, Asude; Fırat, Sedat T.; Tekin, Ömer; Kalkan, Ziya; Türken, Orhan; Öven, Bala Başak; Dane, Faysal; Bilici, Ahmet; Işıkdoğan, Abdurrahman; Şeker, Mesut; Türk, Hacı Mehmet; Gümüş, Mahmut (Future Medicine Ltd, 2022)Aim: To compare the seropositivity rate of cancer patients with non-cancer controls after inactive SARS-CoV-2 vaccination (CoronaVac) and evaluate the factors affecting seropositivity. Method: Spike IgG antibodies against ... -
Evaluation of prognostic factors and adjuvant chemotherapy in patients with small bowel adenocarcinoma who underwent curative resection
Aydın, Dinçer; Şendur, Mehmet Ali; Kefeli, Umut; Ünal, Ölçün Ümit; Taştekin, Didem; Akyol, Murat; Tanrıkulu, Eda; Çiltaş, Aydın; Ustaalioğlu, Başak Bala; Uysal, Mükremin; Esbağ, Onur; Yazılıtaş, Doğan; Tanrıverdi, Özgür; Bilici, Ahmet; Arpacı, Erkan; Berk, Veli; Yetişyiğit, Tarkan; Özdemir, Nuriye Yıldırım; Öztop, İlhan; Alacacıoğlu, Ahmet; Aydın, Özhan; Özçelik, Melike; Yıldırım, Emre; Dinç, Nur; Gümüş, Mahmut (Cıg Media Group, LP, 2017)This is a multicenter study to assess the prognostic factors and adjuvant chemotherapy in patients with small bowel adenocarcinoma (SBA). A total of 78 patients with SBA diagnosed with completely resected SBA were involved ... -
Evaluation of prognostic factors and treatment in advanced small bowel adenocarcinoma: report of a multi-institutional experience of anatolian Society of medical oncology (ASMO)
Aydın, Dinçer; Şendur, Mehmet Ali; Kefeli, Umut; Ünal, Olçun Umut; Taştekin, Didem; Akyol, Murat; Tanrıkulu, Eda; Çiltaş, Aydin; Ustaalioğlu Bala, Başak; Dede Şener, Didem; Esbağ, Onur; İnal, Ali; Bilir, Cemil; Bilici, Ahmet; Harputlu, Hakan; Berk, Veli; Sevinç, Alper; Özdemir Yıldırım, Nuriye; Yıldırım, Emre; Sonkaya, Alper; Ustaoğlu, Mehmet Ali; Gümüş, Mahmut (Imprimatur Publications, 2016)Purpose: Small bowel adenocarcinoma (SBA) is a rare tumor of the gastrointestinal system with poor prognosis. Since these are rarely encountered tumors, there are limited numbers of studies investigating systemic treatment ... -
Important factors affecting adjuvant treatment decision in stage IA breast cancer patients in Turkey
Öven Ustaalioğlu, Bala Başak; Bilici, Ahmet; Erkol Yılmaz, Burçak; Aliustaoğlu, Mehmet; Şeker, Mesut; Vardar, Fügen; Gümüş, Mahmut (S. Karger AG, 2014)Introduction: In Turkey, the gene expression profile test is not standard, so adjuvant treatment is planned according to clinicopathological factors. Therefore, we retrospectively analyzed important parameters that affect ... -
Outcomes of surveillance versus adjuvant chemotherapy for patients with stage IA and IB nonseminomatous testicular germ cell tumors
Gümüş, Mahmut; Bilici, Ahmet; Odabaş, Hatice; Öven Ustaalioğlu, Bala Başak; Kandemir, Nurten; Demirci, Umut; Cihan, Şener; Bayoğlu, İbrahim Vedat; Öztürk, Türkan; Türkmen, Esma; Urakçı, Zürat; Şeker, Mehmet Metin; Günaydın, Yusuf; Selçukbiricik, Fatih; Turan, Nedim; Sevinç, Alper (Springer, 2017)Background Currently, it is accepted that risk assessment of clinical stage I (CS I) nonseminomatous germ cell tumors (NSGCT) patient is mainly dependent on the presence of lymphovascular invasion (LVI). Initial active ... -
Outcomes of surveillance VS. adjuvant chemotherapy for patients with STAGE IA and IB NON-seminomatous testicular germ-cell tumors
Bilici, Ahmet; Gümüş, Mahmut; Odabaş, Hatice; Kandemir, Nurten; Demirci, Umut; Cihan, Şener; Bayoğlu, İbrahim Vedat; Öven Ustaalıoğlu, Bala Başak; Öztürk, Türkan; Türkmen, Esma; Urakçı, Zuhat; Şeker, Mehmet Metin; Günaydın, Yusuf; Selçukbiricik, Fatih; Turan, Nedim; Sevinç, Alper (American Society of Clinical Oncology, 2016)... -
PD-L1 expression in immune cells is a favorable prognostic factor for nasopharyngeal carcinoma
Şahinli, Hayriye; Akyürek, Nalan; Yılmaz, Mukaddes; Kandemir, Olcay; Ocak Duran, Ayşe; Kulaçoğlu, Sezer; Uçar, Gökhan; Acar, Elif; Özet, Ahmet; Gümüş, Mahmut; Çakmak Öksüzoğlu, Ömür Berna; Yıldırım Özdemir, Nuriye (Indian Cancer Society, 2021)Background: Programmed death-ligand 1 (PD-L1) has been determined as a reliable prognostic factor for various malignancies. In this study, we aimed to determine the prognostic effect of PD-L1 expression in tumor-infiltrating ... -
Prognostic factors for lymph node negative stage I and IIA non-small cell lung cancer: Multicenter experiences
Ustaalioğlu Öven, Başak Bala; Ünal, Olçun Ümit; Turan, Nedim; Bilici, Ahmet Erkan; Kaya, Serap; Eren, Tülay; Ulaş, Arife; İnal, Ali; Berk, Veli; Demirci, Umut; Alıcı, Süleyman; Bal, Öznur; Benekli, Mustafa; Gümüş, Mahmut (Asian Pacific Organization for Cancer Prevention, 2013)Surgery is the only curative treatment for operable non-small lung cancer (NSCLC) and the importance of adjuvant chemotherapy for stage IB patients is unclear. Herein, we evaluated prognostic factors for survival and factors ... -
Prognostic significance of protein kinase B/Akt pathway in patients with non-small cell lung cancer
Mayadağlı, Alpaslan; Karabulut Gül, Şule; Bilici, Ahmet; Oruç, Ahmet Fatih; Koçak, Mihriban; Özkan, Alper; Aksu, Atınç; Özdemir Barışık, Nagehan; Gümüş, Mahmut (Zerbinis Medical Publications, 2014)Purpose: Akt, also known as protein kinase B (PKB), is an intracellular signal transduction protein activated by growth hormones. PKB/Akt is frequently activated in a variety of cancer types, but its role in the development ... -
Real-life analysis of pathologic complete response with neoadjuvant trastuzumab plus taxane with or without pertuzumab therapy in HER2 positive locally-advanced breast cancer (HER2PATH Study)
Bilici, Ahmet; Ölmez, Ömer Fatih; Sezer, Ahmet; Öksüzoğlu, Berna; Kaplan, Muhammet Ali; Karadurmuş, Nuri; Çubukçu, Erdem; Şendur, Mehmet Ali Nahit; Aksoy, Sercan; Erdem, Dilek; Başaran, Gül; Çakar, Burcu; Şeker, Mesut; Arslan, Çağatay; Sezgin Göksu, Sema; Çiçin, İrfan; Gümüş, Mahmut; Selçukbiricik, Fatih; Harputluoğlu, Hakan; Helvacı, Kaan (Lippincott Williams and Wilkins, 2022)... -
Real-life experience with maintenance chemotherapy plus biologics after the first-line treatment of RAS wild-type metastatic colon cancer (mCRC): A multicenter Onco-Colon Turkey study
Artaç, Mehmet; Çubukçu, Erdem; Bozkurt, Oktay; Bilici, Ahmet; Çelik, S.; Özçelik, M.; Öven, B.; Şimşek, E.; Geredeli, C.; Karaca, M.; Cil, T.; Harputluoğlu, Hakan; Şendur, Mehmet Ali Nahit; Türk, H. Mehmet; Kefeli, Umut; Alacacıoğlu, Ahmet; Tural, D.; Sakin, A.; Karadurmuş, Nuri; Çevik, Duygu; Dane, Faysal; Gümüş, Mahmut (Elsevier, 2022)Background: Randomized clinical trials showed that maintenance chemotherapy plus biologics in patients with mCRC could increase the progression free survival (PFS) without any advantage for overall survival (OS). Our aim ... -
Real-world treatment outcomes from nationwide ONCO-colon Turkey registry in RAS wild-type patients treated with biologics first-line metastatic colorectal cancer
Kefeli, Umut; Arslan, Çağatay; Yıldırım, Mahmut Emre; Işıkdoğan, Abdurrahman; Karadurmuş, Nuri; Karabulut, Bülent; Çubukçu, Erdem; Çiçin, İrfan; Yalçın, Şuayib; Türk, Hacı Mehmet; Bilir, Cemil; Karaca, Mustafa; Artaç, Mehmet; Şendur, Mehmet Nahit; Alacacıoğlu, Ahmet; Tanrıkulu Şimşek, Eda; Dane, Faysal; Bilici, Ahmet; Çevik, Duygu; Gümüş, Mahmut (Lippincott Williams & Wilkins, 2021)Background: Efficacy of anti-angiogenic and anti-EGFR agents has been demonstrated metastatic colorectal cancer (mCRC). Real-world evidence is especially important to detect the findings of patients outside of clinical ... -
Real-world treatment outcomes from nationwide Onco-colon Turkey registry in RAS wild-type patients treated with biologics second-line mCRC
Yıldırım, Mahmut Emre; Karaca, Mustafa; Artaç, Mehmet; Çiçin, İrfan; Geredeli, Çağlayan; Alacacıoğlu, Ahmet; Tanrıkulu Şimşek, Eda; Bilici, Ahmet; Harputluoğlu, Hakan; Özçelik, Melike; Bozkurt, Oktay; Yüksel, Sinemiş; Tural, Deniz; Sakin, Abdullah; Çil, Timuçin; Öven, Bala Başak; Dane, Faysal; Çevik, Duygu; Gümüş, Mahmut; Işıkdogan, Abdurrahman (Lippincott Williams and Wilkins, 2022)... -
The role of F-18-FDG PET/CT in the assessment of suspected recurrent gastric cancer after initial surgical resection: can the results of FDG PET/CT influence patients' treatment decision making?
Bilici, Ahmet; Öven Ustaalioğlu, Bala Başak; Şeker, Mesut; Kefeli, Umut; Canpolat, Nesrin; Tekinsoy, Bülent; Özuğur, Şule; Gümüş, Mahmut (Springer, 2011)F-18-fluorodeoxyglucose (FDG) PET/CT has been widely used for staging, re-staging and for monitoring therapy-induced changes and response to therapy in patients with various types of cancer, but its utilization for gastric ... -
Surgical, pathological and clinical features of advanced collorectal cancers with metastasectomy. "Onco-Colon Turkey Registry" real-life data
Karadurmuş, Nuri; Yıldırım, Emre; Yalçın, Şuayib; Gümüş, Mahmut; Bilir, Cemil; Çubukçu, Erdem; Tanrıkulu Şimşek, Eda; Arslan, Çağatay; Dane, Faysal; Çelik, Sinemiş; Bilici, Ahmet; Şendur, Mehmet Ali Nahit; Öven, Başak Bala; Işıkdoğan, Abdurrahman; Türk, Hacı Mehmet; Karaca, Mustafa; Karabulut, Bülent; Özçelik, Melike; Çevik, Duygu; Kefeli, Umut (Lippincott Williams & Wilkins, 2022)Background: The contribution of metastasectomy to progression-free survival (PFS) and overall survival (OS) in patients (pts) with advanced stage colorectal cancer has been demonstrated in clinical trials. However, clinical ...
