Publications by authors named "Eda Erdis"

Aim: To evaluate survival and prognostic factors associated with survival among patients who underwent reirradiation for recurrent/ progressive primary brain tumors.

Material And Methods: A multicenter, retrospective study (7 centers, N=236) was conducted by the Neuro-oncology Group of the Turkish Radiation Oncology Association.

Results: Median overall survival (OS) was 11 months and 1- and 2-year survival rates were 48% and 22%, respectively.

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Objective: The study aimed to assess the level of knowledge of patients with cervical cancer referred to radiation oncology outpatient clinics in Turkey regarding screening methods and human papillomavirus (HPV) vaccination and increase social awareness based on the findings.

Methods: A descriptive cross-sectional survey was conducted from January to June 2022 involving 300 patients in various regions. Data on demographics, cervical cancer screening and HPV vaccination knowledge, and recommendations to relatives were collected through a questionnaire-based interview.

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Objectives: We aimed to develop a basic, easily applicable nomogram to improve the survival prediction of the patients with stage II/III gastric cancer (GC) and to select the best candidate for postoperative radiotherapy (RT).

Methods: In this multicentric trial, we retrospectively evaluated the data of 1597 patients with stage II/III GC after curative gastrectomy followed by postoperative RT ± chemotherapy (CT). Patients were divided into a training set (n = 1307) and an external validation set (n = 290).

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Objectives: This study aims to examine the treatment outcomes and related factors in locally advanced sinonasal cancer across Turkiye.

Methods: Twelve centers participants of the Turkish Society for Radiation Oncology Head and Neck Study Group attended the study. One hundred and ninety-four patients treated with intensity-modulated radiation therapy between 2001 and 2021 were analyzed retrospectively.

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Background: In the current study, the effect of hormone receptor (HR) status on clinical and survival in early-stage human epidermal growth factor receptor 2 (HER2)-positive breast cancer was investigated.

Methods: Two hundred ninety-one patients with HER2- positive were examined in two categories as HR-positive and HR-negative.

Results: Of these, 197 (68%) were HR-positive and 94 (32%) were HR-negative with a mean follow-up period of 68 ± 2.

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Purpose: The aim of this study was to evaluate quality of life (QoL) in patients with gastric adenocarcinoma receiving adjuvant chemoradiotherapy (CRT).

Methods: The European Organization for Cancer Research and Treatment Quality of Life Questionnaire-Core 30 (QLQ-C30) and site-specific module for gastric cancer (QLQ-STO22) were administered at four time points to 156 patients admitted to Cumhuriyet University Oncology Center between 2011 and 2018.

Results: The patient group comprised 76% men and 24% women with a median age of 61 years (range, 18-88).

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Objective: This study aimed to investigate the factors affecting permanent sensorineural hearing loss (SNHL) and causing changes in bone conduction (BC) thresholds over time in patients after receiving radiotherapy (RT) or chemoradiotherapy (CRT) to the head and neck region.

Methods: A total of 63 patients with irradiated HNC that were admitted to the Radiation Oncology Department between 2011 and 2018 were included in the study. All patients were assessed with pure tone audiometry at eight different time points (first before RT and last five years after completion of RT).

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Purpose: This study sought to investigate the prognostic value of the systemic immune-inflammation index (SII), systemic inflammation response index (SIRI), and prognostic nutritional index (PNI) in patients with head and neck cancer.

Methods: The data of 310 patients with head and neck cancer who were referred to the Radiation Oncology Clinic of Sivas Cumhuriyet University Faculty of Medicine (n = 271, 87%) and to S.B.

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Kaymak-Cihan M, Erdiş E, Bozkurt S, Ünver-Korğalı E. Pediatric primary anaplastic ganglioglioma with malignant neuronal component. Turk J Pediatr 2018; 60: 102-106.

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Aim: The objective of this study is to investigate prognostic factors affecting survival of patients undergoing concurrent or sequential chemoradiotherapy (CRT) for stage III non-small-cell lung cancer (NSCL). Methods and materials: We retrospectively reviewed the clinical records of 148 patients with advanced, inoperable stage III NSCLC, who were treated between 2007 and 2015. Results: The median survival was found to be 19 months and 3-year overall survival was 27%.

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Cervical cancer is a frequent malignancy of the females. It still remains a leading cause of cancer-related death in women world wide. Cervical cancers do not always spread, but those that do most often spread to the lungs, liver, bladder, and vagina.

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Article Synopsis
  • The study aimed to analyze how intramuscular IL-8 injections affect liver tissues using New Zealand white rabbits as the animal model.
  • Twelve rabbits were divided into two groups: one received IL-8 injections for 6 days, while the other served as a control (sham group).
  • The results indicated that the IL-8 group showed significant histopathological changes in the liver, such as increased portal inflammation and necrosis, suggesting IL-8 could be harmful to liver cells and may be a target for future therapies.
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Background: Various oncogenes related to cancer have been extensively studied and several polymorphisms have been found to be associated with breast cancer. The current report outlines analysis of germ-line polymorphisms for C677T, A1298C (MTHFR), Leiden, R2 (FV) and 5G/4G (PAI-1) in Turkish breast cancer patients. We studied 51 cases diagnosed with invasive ductal and operable with lymph node-positive breast cancer and 106 women as a control group.

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The malignancies are commonly associated with enhanced thrombotic vascular events. The thrombotic events are also increased in lung cancer subtypes. Even, the systemic mortal thrombotic disorders were reported in the literature.

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Objectives: Patients with rheumatoid arthritis (RA) are known to be at increased cardiovascular risk. Etanercept is a tumor necrosis factor α (TNF-α) blocking agent that has been successfully used in the treatment of RA. We sought to assess the effects of etanercept on cardiac functions and lipid profile in RA patients without overt cardiac disease.

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