Publications by authors named "Sukru Ozaydin"

Introduction: The standard of care in muscle invasive bladder cancer is radical cystectomy; however; transurethral resection (TUR) followed by external radiotherapy and systemic chemotherapy demonstrates comparable results with radical cystectomy in terms of local control and survival rates.

Objectives: To evaluate our results of multimodality bladder preservation therapy (BPT) in patients who had muscle-invasive bladder cancer and were reluctant to radical cystectomy. METHODS: The retrospective analysis of twenty-three patients with stage T2 transitional cell bladder cancer that were consecutively treated with BPT was performed.

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Background: Colorectal cancer (CRC) is a rare disease amongst children and adolescents. Previous studies have reported a number of differences between children/adolescents, young adults, and adult patients with CRC. However, none of these studies compared these age groups according to their clinicopathologic and prognostic characteristics.

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Purpose: To analyze the reliability and the effectiveness of chemotherapy and prognostic factors for survival in patients with HER2 (human epidermal growth receptor 2) negative early-stage breast cancer treated with adjuvant sequential anthracycline-based chemotherapy and paclitaxel.

Methods: This analysis retrospectively evaluated the medical records of 756 HER2 negative early-stage breast cancer patients who received adjuvant sequential anthracycline-based chemotherapy and weekly paclitaxel in 15 medical oncology centers in Turkey between 2008-2015. Estrogen receptor (ER), progesterone receptor (PR),HER2,age,tumor size and grade,nodal status,perineural and lymphatic invasion,disease-free survival (DFS) and overall survival (OS) were analyzed.

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Introduction: We aimed to investigate the efficacy and side effects of bendamustine in relapsed/refractory lymphoma patients in Turkey.

Material And Methods: In this retrospective study, we included relapsed/refractory Hodgkin lymphoma (HL) and non-Hodgkin lymphoma (NHL) patients who underwent multiple lines of chemotherapy. The primary endpoint was to determine the objective response and toxicity.

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Objective: Non-Hodgkin's lymphomas arising from tissues other than primary lymphatic sites are classified as primary extranodal lymphomas (PEL). PELs of the gastrointestinal system (PGISL) originate from the lymphatic tissues within the gastrointestinal tract. The prognostic value of F-FDG PET/CT in lymphomas is high in terms of both overall survival (OS) and disease-free survival (DFS).

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Testicular cancer is a frequent tumor of adolescent and young adult males. Chemotherapy has been reported to provide cure rates as high as 80% even in the presence of advanced testicular cancer. Studies regarding testicular cancer started after the advent of high dose chemotherapy (HDC) plus atologous stem cell rescue (ASCR) for the treatment of solid tumors in 1980s.

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Objective: Even though the primary mediastinal extragonadal germ cell tumors (EGCTs) are rare, they are noteworthy in the differential diagnosis of mediastinal masses. In this study, we aimed to identify the clinical features of mediastinal malignant GCTs and compare the results of hematopoietic stem cell transplantation between mediastinal and nonmediastinal malignant EGCTs.

Method: Data of the patients with EGCT who were treated and underwent hematopoietic stem cell transplantation at our hospital between 1988 and 2015 were retrieved retrospectively.

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Background: Non-Hodgkin's lymphomas arising from the tissues other than primary lymphatic organs are named primary extranodal lymphoma. Most of the studies evaluated metabolic tumor parameters in different organs and histopathologic variants of this disease generally for treatment response. We aimed to evaluate the prognostic value of metabolic tumor parameters derived from initial FDG-PET/CT in patients with a medley of primary extranodal lymphoma in this study.

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Introduction: The aim of the study was to explore the distribution of eyelid tumors in Ankara, the capital city of Turkey, from a histopathological point of view.

Materials And Methods: Medical records of 1,502 patients who had eyelid surgery because of tumoral lesions were retrospectively reviewed after obtaining institutional review board approval. A total of 1,541 lesions with histopathologic diagnosis were included.

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Mediastinal staging of NSCLC with noninvasive methods such as PET/CT can be misleading when a mediastinal disease accompany. Histopathologic confirmation should be made before any treatment plan. Herein, we presented a case of parathyroid adenoma upstaging the lung cancer.

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The central nervous system (CNS) is an important area of involvement for both high-grade, aggressive primary and secondary lymphomas. Although follicular lymphoma represents a low-grade histology, it may rarely present with CNS involvement. Here, we describe a patient diagnosed with follicular lymphoma who was presented with cerebellar involvement.

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