Publications by authors named "Muzaffer Altundag"

A 24-year-old female patient was referred to our hospital with the diagnosis of Ewing's sarcoma localized in the left distal tibia. Neoadjuvant chemotherapy was completed for the patient who had localized disease. En-bloc resection of the tumor segment in the diaphyseal tibia, intraoperative extracorporeal radiotherapy, and then re-implantation of the segment after clearing the tumor were performed.

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Purpose: Voluntary deep inspiration breath hold (v-DIBH) reduces cardiac dose during left-sided breast irradiation. The purpose of this study is to evaluate the reproducibility and variability of breath-hold level (BHL) using breath-hold curves and lateral kV setup images together.

Material/method: A retrospective analysis of 30 left breast cancer patients treated using the v-DIBH technique in our department is performed.

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Purpose: To evaluate the sexual functions of prostate cancer patients receiving radiotherapy (RT) with curative intent.

Methods: Fifty patients with low-risk prostate cancer who responded to the international index of erectile function (IIEF) questionnaire before and after RT were included in the study Results: Statistically significant decline was observed in sexual functions by the end of RT. While the average sexual desire scores of the patients before RT was 6.

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Aim: Metaplastic breast cancer (MBC) is a rare subtype with unusual clinical features. We aimed to analyze treatment results and define patients' characteristic features in our large MBC patient series.

Materials And Methods: Fifty-six patients with early MBC who received adjuvant radiotherapy (RT) in our center were included in the study.

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We performed retrospective review of 29 adult patients with cerebellar medulloblastoma/primitive neuroectodermal tumor (PNET) who received craniospinal radiotherapy in Ankara Oncology Hospital between years 2000 and 2005. All patients were operated followed by craniospinal irradiation; 11 of 29 patients also received chemotherapy. All patients had no distant or spinal metastases at the time of diagnosis.

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In this prospective study, we investigated the effects of hypofractionated radiotherapy for patients with high-grade gliomas. About 31 patients with glioblastoma multiforme or anaplastic astrocytoma were studied between October 2003 and December 2004. Hypofractionated radiotherapy (3 Gy/fraction/day) was delivered to a total dose of 45 Gy in 15 fractions in 10 patients (32%) who had total excision before radiotherapy and to a total dose of 54 Gy in 18 fractions in 21 patients (68%) who had subtotal excision or biopsy alone.

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Cardiac myxoma is the most common benign heart tumor. Cardiac myxoma can be a sporadic lesion (93% of cases) and usually occurs in women over 30 years. Complete surgical removal of the myxoma and its cardiac attachment is usually curative.

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Von Hippel-Lindau Disease, a multisystem familial cancer syndrome, is inherited as an autosomal-dominant trait. Common manifestations of the disease are retinal, cerebellar and medullary hemangioblastomas; renal cysts and carcinomas; pancreatic cysts; pheochromocytoma; and papilllary cystadenoma of the epididym. We report the case of a 40-year-old man with type I von Hippel-Lindau disease treated with external radiotherapy for recurrent cerebellar hemangioblastoma.

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