Yazar "Okcu, Oğuzhan" için listeleme
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Adenomyomas of the gallbladder: An analysis of frequency, clinicopathologic associations, and relationship to carcinoma of a malformative lesion
Dursun, Nevra; Memiş, Bahar; Taşkın, Orhun Çiğ; Okcu, Oğuzhan; Akkaş, Gizem; Bağcı, Pelin; Balcı, Serdar; Saka, Burcu; Araya, Juan Carlos; Bellolio, Enrique; Roa, Juan Carlos; Jang, Kee-Taek; Losada, Hector; Maithel, Shishir K.; Sarmiento, Juan; Reid, Michelle D.; Jang, JinYoung; Cheng, Jeanette D.; Baştürk, Olca; Koshiol, Jill; Adsay, N. Volkan (2023)Context.—The nature and associations of gallbladder (GB) ‘‘adenomyoma’’ (AM) remain controversial. Some studies have attributed up to 26% of GB carcinoma to AMs. Objective.—To examine the true frequency, clinicopathologic ... -
Angiomyofibroblastoma of the lower genital tract of women: Report of two cases
Güvendi, Gülname Fındık; Suntur, Mehpare; Ayazoğlu, Muhammet Safa; Okcu, Oğuzhan; Bedir, Recep (Ortadogu Reklam Tanitim Yayincilik Turizm Egitim Insaat Sanayi ve Ticaret A.S., 2021)Superficial angiomyofibroblastoma of the lower genital tract of women is a very rare, benign neoplasm that most commonly arises in the vulvo-vaginal area. Our first case is a 45-year-old woman who presented with menometrorrhagia. ... -
Comparison of the efficacy of low-level laser therapy and photodynamic therapy on oral mucositis in rats
Alınca, Suzan Bayer; Sağlam, Ebru; Kandaş, Nur Özten; Okcu, Oğuzhan; Yılmaz, Nergiz; Goncu, Beyza; Doğan, Mehmet Ali (Springer London Ltd, 2019)Cancer treatment with chemotherapy or radiotherapy is associated with some side effects including in the oral cavity. One of the more significant oral complications is oral mucositis (OM) which induces severe pain and ... -
Does apoptotic index predict the response to neoadjuvant chemotherapy in patients with breast carcinoma?
Askan, Gökçe; Okcu, Oğuzhan; Öztürk, Çiğdem; Öztürk, Seda Duman; Şen, Bayram; Bedir, Recep (Galenos Publishing, 2023)Objective: Neoadjuvant chemotherapy (NACT) plays a major role in the treatment of patients with locally advanced breast carcinoma. Although most patients have benefited from NACT, the rate of residual tumors is still high ... -
An easy and practical prognostic parameter: tumor-stroma ratio in Luminal, Her2, and triple-negative breast cancers
Öztürk, Çiğdem; Okcu, Oğuzhan; Şen, Bayram; Bedir, Recep (Assoc Medica Brasileira, 2022)OBJECTIVE: The stroma surrounding the tumor cells is important in tumor progression and treatment resistance, besides the properties of tumor cells. Studies on the tumor stroma characteristics will contribute to the knowledge ... -
Effect of tumor-infiltrating immune cells (mast cells, neutrophils and lymphocytes) on neoadjuvant chemotherapy response in breast carcinomas
Okcu, Oğuzhan; Öztürk, Çiğdem; Yalçın, Nazlıcan; Yalçın, Anıl Can; Şen, Bayram; Aydın, Esra; Öztürk, Ahmet Emin (Elsevier, 2024)Introduction: Despite screening, the incidence of breast cancer is increasing worldwide. Neoadjuvant chemotherapy (NAC) response is one of the most important parameters taken into consideration in surgery, optimal adjuvant ... -
Effects of intracordal estradiol and dexamethasone injection on wound healing in vocal fold injuries
Yıldız, Muhammet; Yiğit, Özgür; Sunter, Ahmet Volkan; Edizer, Deniz Tuna; Dursun, Nevra; Okcu, Oğuzhan (Mosby-Elsevier, 2019)Objective. the aim of this study was to investigate the effects of intracordal estradiol and dexamethasone injection on wound healing in vocal fold injuries. Study Design. A prospective controlled animal study was carried ... -
Epstein-Barr virus infection in patients with chronic gastritis without Helicobacter pylori infection
Dursun, Nevra; Hacıhasanoğlu, Ezgi; Okcu, Oğuzhan; Paşaoğlu, Esra; Leblebici, Cem (Aves, 2020)Background/Aims: the association of Epstein-Barr virus (EBV) with gastric malignancies has been proven by many studies in the literature. However, information about EBV-associated inflammation/gastritis remains limited. ... -
Evaluation of periostin, fibronectin and tenascin-C in patients chronic otitis media with cholesteatoma
Birinci, Mehmet; Terzi, Suat; Demir, Emine; Çeliker, Metin; Okcu, Oğuzhan; Arpa, Medeni; Çelebi, Özlem; Özergin, Zerrin; Dursun, Engin (Springer, 2022)Background: Although many studies have investigated the mechanisms of cholesteatoma formation, its pathogenesis remains unclear. The aim of this study was to evaluate the levels of periostin, fibronectin and tenascin-C, ... -
FOBTs with lower detection limits increase the colonoscopy rates
Şen, Bayram; Okcu, Oğuzhan; Arpa, Medeni; Akdoğan, Remzi Adnan (Türk Klinik Biyokimya Derneği, 2023)Aim: Colon cancer, accounting for almost 10% of all cancers in both genders worldwide, is the fourth most common cause of cancer-related deaths. Approximately 95% of cases are originated from adenomas. In recent years, ... -
GLUT-1 expression in breast cancer
Okcu, Oğuzhan; Şen, Bayram; Öztürk, Çiğdem; Güvendi, Gülname Fındık; Bedir, Recep (Federation of Turkish Pathology Societies, 2022)Objective: Numerous studies have been conducted to predict the prognosis of breast cancers. The effect of glucose transporter protein 1 (GLUT-1), the main carrier protein responsible for glucose transport, was investigated ... -
The healing effects of L-carnitine and spongostan on cartilage defect in rat model
Ok, Muhammet Uğur; Şahin, Rıfat; Balık, Mehmet Sabri; Okcu, Oğuzhan (Elsevier, 2023)Purpose: We aimed to determine the effect of L-carnitine and spongostan on cartilage healing in an experimental animal model with a full-thickness cartilage defect. Methods: In the study 32 Sprague–Dawley rats were divided ... -
High tumor infiltrating lymphocytes are associated with overall survival and good prognostic parameters in endometrial endometrioid carcinoma patients
Öztürk, Çiğdem; Askan, Gökçe; Öztürk, Seda Duman; Okcu, Oğuzhan; Şen, Bayram; Bedir, Recep (Federation Turkish Pathology Soc., 2023)Objective: The mortality incidence of endometrial carcinomas (ECs) has increased in recent years. Therefore, recent studies have focused on the cellular and microenvironmental properties of ECs. Tumor-infiltrating lymphocytes ... -
Kliniğimizde tanı alan mesane ürotelyal karsinom olgularının histopatolojik değerlendirilmesi
Okçu, Oğuzhan; Behzatoğlu, Kemal (2017)Amaç: Çalışmamızda mesanenin en sık görülen kanserleri olan ürotelyal karsinomların (ÜK) yaş, evre, derece ve cinsiyete göre dağılımları ile ÜK'larda varyantların evre ve cinsiyete göre izlenme oranları araştırılmıştır. ... -
Lymphoepithelioma like carcinoma of the urinary bladder, treated with transurethral resection and intravesical bacillus calmette guerin therapy only: A case report
Okcu, Oğuzhan; Hacıhasanoğlu, Ezgi; Koparal, Murat Yavuz (Mattioli 1885, 2021)Lymphoepithelioma-like urothelial carcinoma, which was first identified by Zukerberg, constitutes 0,4-1,3% of all urothelial carcinomas and has similar histomorphological features with nasopharyngeal lym-phoepithelioma. ... -
Lymphoepithelioma-like carcinoma of the bladder: a case report
Semerci, Orhan; Okcu, Oğuzhan; Akar, M. Y. (Springer, 2019).... -
A new practical method of estimating tumoral microenvironment parameters of possible prognostic significance in patients with invasive breast carcinoma: Combined microenvironment score
Öztürk, Çiğdem; Okcu, Oğuzhan; Öztürk, Seda Duman; Askan, Gökçe; Şen, Bayram; Bedir, Recep (Elsevier, 2023)Background and objective: In recent years, the tumor microenvironment has become increasingly recognized as an influential factor in breast cancer development and growth. The parameters that form the microenvironment are ... -
Nucleolus assessment in invasive breast carcinoma, an objective parameter for histological grading
Öztürk, Seda Duman; Öztürk, Çiğdem; Okcu, Oğuzhan; Şen, Bayram; Bedir, Recep (TUBİTAK Scientific & Technical Research Council Turkey, 2022)Background/aim: The nucleolus has the potential to provide insight into how many types of cancer will progress. In this study, we examined the evaluation of the nucleolus with a microscope in widespread breast cancer tumors ... -
Paraganglioma of the urinary bladder mimicking a urothelial carcinoma: a case report
Öztürk, Çiğdem; Güçer, Hasan; Çetinkaya Altuntaş, Seher; Okcu, Oğuzhan (Prusa Medical Publishing, 2023)Paragangliomas of the urinary bladder are rare tumors and can mimic urothelial carcinomas due to some features and can be misdiagnosed. A 71-year-old female was seen for hematuria and there was a solid lesion that measured ... -
PD-1 and PD-L2 expression predict relapse risk and poor survival in patients with stage III colorectal cancer
Zengin, Mehmet; Zergeroğlu, Sema; Okcu, Oğuzhan; Benek, Suat (Springer, 2021)Background Immune responses have long been an area of interest in cancer research. In this study, the effects of programmed cell death-1 (PD-1) and its ligand (PD-L2) on the prognosis of colorectal cancer (CRC) were ...
