Publications by authors named "Unal O"

Background: The combination of docetaxel, cisplatin, and 5-fluorouracil (DCF) is an effective but highly toxic regimen for the treatment of advanced gastric cancer. To improve tolerability while maintaining the efficacy of the DCF regimen, we developed a modified DCF regimen including an infusional 5-fluorouracil administration according to the de Gramont regimen.

Methods: In this study, 70 patients with advanced gastric cancer were treated.

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Background: We retrospectively evaluated the efficacy and toxicity of paclitaxel plus doxorubicin as a second-line treatment in patients with urothelial carcinoma, who had not responded to a prior platinum plus gemcitabine combination.

Patients And Methods: All patients received intravenous infusions of paclitaxel (175 mg/m(2)/h) and doxorubicin (50 mg/m(2)/30 min) on day 1. Chemotherapy courses were repeated every 21 days.

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Vanishing white matter disease is one of the most prevalent leukodystrophies in childhood. It is caused by mutations in any of the genes encoding the 5 subunits of the eukaryotic translation initiation factor 2B (eIF2B), EIF2B1 through EIF2B5. Phenotypic variation is wide and it may affect people of all ages.

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The objective of this study was to investigate the effect of G870A gene polymorphism of CCND1 on the formation and behavioral features of prolactinomas. One hundred and thirteen patients with prolactinoma and 108 age and gender matched control were included in the study. The patients were divided into two groups as noninvasive and invasive tumors.

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Nemaline rods are the pathologic hallmark of nemaline myopathy, but they have also been described as a secondary phenomenon in a variety of other disorders. Nemaline rods have not been reported in pyruvate carboxylase deficiency before. Here we present a patient with pyruvate carboxylase deficiency and nemaline rods detected on muscle biopsy.

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The development of post-traumatic fistula between the carotid artery and jugular vein is an extremely rare clinical condition. The authors present a 28-year-old patient, who sustained a gunshot injury to the right side of the neck 6 years ago, with undiagnosed contralateral carotico-jugular fistula.

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Purposes: Trastuzumab is known to be effective for early and advanced stages of breast cancer but optimal duration for early-stage breast cancer (EBC) is not well known. We evaluated the efficacy and toxicity of 9- and 52-week trastuzumab therapy for EBC retrospectively.

Methods: In this multicenter study, the medical records of all patients with EBC were analyzed in 8 centers retrospectively.

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Contrast enhanced breast magnetic resonance imaging is a modality that is frequently used into the breast radiologist's daily clinical practice. MRI examination should have optimal technical proficiency in order to attain diagnostic quality avoiding false positive and negative diagnoses. Furthermore, due to increasing usage fields of the examinations uniting with high sensitivity phenomenon, excessive usage and excision/interventional procedures are inevitable.

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Background: The aim of this study is to determine the relationship between the survival outcomes and biological subtype in breast cancer patients with brain metastases.

Methods: We retrospectively evaluated clinical data from 422 breast cancer patients with brain metastases between 2001 and 2011 from referral centers in Turkey. The study population was divided into four biological subtypes according to their hormone receptor status and HER2 expression.

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Thoracal sympatectomy for hyperhidrosis and vasospastic vascular diseases is a rare method of surgical treatment. Three patients (1 male, 2 female; mean age 27.6; between 25 and 30) with palmar hyperhidrosis and/or axillary and dorsal hyperhidrosis who underwent single port thoracoscopic sympatectomy were analysed for age, sex, time of operation room, intraoperative and postoperative complications and length of hospital stay.

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Background/aims: The efficacy and tolerability of oxaliplatin in combination with either folinic acid, fluoro-uracil (5-FU) (FOLFOX4 regimen) or capecitabine (XE-LOX regimen) was evaluated in advanced pancreatic cancer.

Methodology: In this study, eighty-five patients with advanced pancreatic cancer were enrolled after failing to gemcitabine-based chemotherapy between November 2005 and August 2011. FOLFOX4 was repeated every two weeks and XELOX regimen was repeated every three weeks until either disease progression or unacceptable toxicity occurred.

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Background: The aim of this study was to investigate the role of diffusion-weighted MR imaging (DWI) in the diagnosis of gastric tumors by means of measuring the apparent diffusion coefficient (ADC) values of these lesions, and making a comparison with the endoscopic biopsy results.

Subjects And Methods: Seventy patients having gastric tumor constituted the case group. For the control group 30 healthy individuals were included.

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Objectives/hypothesis: This study endoscopically and radiologically evaluated whether a surgically crushed concha bullosa (CB) can form again.

Study Design: Prospective study.

Methods: This study included 14 adults who underwent CB surgery between March 2010 and February 2011.

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Recurrent episodes of hypoglycemia in patients with diabetes are often associated with the ongoing treatment regimen. However, despite changes in treatment modalities, assessment of the causes of hypoglycemia in nondiabetic patients in the presence of severe and recurrent hypoglycemia is very important. The treatment that had been provided for 6 years in a 67-year-old female patient with type 2 diabetes mellitus was discontinued due to hypoglycemic episodes that presented for the previous 2 years.

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Background: Diabetes Mellitus (DM) is the most common endocrine disease worldwide. One of the most important chronic complications of this disease is the development of diabetic foot. The management of diabetic foot wounds is quite important with respect to public health.

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Introduction: Subglottic cysts (SGCs) are increasingly recognized as a cause of upper airway obstruction in previously intubated infants. Endoscopic marsupialization with cold steel instruments or CO(2) laser has been reported to be the standardised treatment method for SGCs. SGC case series of 9 patients who were treated with endoscopic marsupialization with cold steel instruments or CO(2) laser and mechanical decompression with balloon dilatation are presented.

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Objective: Although septic arthritis following anterior cruciate ligament (ACL) reconstruction is a rare complication, it has a high morbidity deteriorating the clinical outcome. Current treatment options include long-term antibiotic therapy, open or arthroscopic surgical lavage, aspiration, continuous irrigation, graft preservation, and removal of graft and fixation materials with or without reimplantation. The aim of our study was to evaluate the results of long-term antibiotic treatment with arthroscopic debridement without graft and fixation materials removal in the treatment of septic arthritis following ACL reconstructions.

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Imatinib mesylate has become the treatment of choice for gastrointestinal stromal tumors (GISTs) and has made a revolutionary impact on survival rates. Bone marrow necrosis is a very rare adverse event in malignant GIST. Bone metastases are also rarely encountered in the setting of this disease.

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Hemophagocytic lymphohistiocytosis (HLH) may develop secondary to infections, malignancies, immune deficiency syndromes, and rheumatologic and metabolic disorders. Associations between HLH and inborn errors of metabolism, including lysinuric protein intolerance, multiple sulfatase deficiency, galactosemia, Gaucher disease, Pearson syndrome, and galactosialidosis, have previously been reported in the literature. In this report the authors present 3 children with disorders of propionate metabolism--1 with methylmalonic acidemia and 2 with propionic acidemia--who developed secondary HLH during their metabolic attacks.

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Aim: Sitagliptin is not associated with weight gain and has neutral effects on body weight. It is unclear whether sitagliptin treatment alters serum ghrelin levels in people with type 2 diabetes.

Methods: Forty-four subjects with type 2 diabetes were randomly assigned to receive sitagliptin or medical nutrition therapy (MNT) for 12 weeks.

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Article Synopsis
  • - The study aimed to evaluate the effectiveness of tetracycline sclerotherapy combined with cyst aspiration versus aspiration alone for treating recurring non-neoplastic ovarian cysts in 96 patients.
  • - Patients were divided into two groups: one received both aspiration and tetracycline sclerotherapy, while the other only received aspiration. Follow-ups were done monthly for a year using ultrasound.
  • - Results showed significantly lower recurrence rates for the group that received tetracycline sclerotherapy (14.6%) compared to the aspiration-only group (50%), suggesting that the combination method is more effective.
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Purpose: With the improvement in anticancer therapies, the survival of women with malignancies has increased and infertility may affect the quality of life of premenopausal women, who experience temporary or permanent amenorrhea due to chemotherapy. The aim of this study was to review the rate of pregnancies among women with malignancy previously treated with chemotherapy.

Methods: We retrospectively recorded 317 women younger than 40 years of age who were treated with chemotherapy (and a number of them with additional radiotherapy/RT) due to several malignancies between 2007-2010.

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Objectives: In this study, we assessed the effect of endonasal phototherapy on quality of life, nasal obstruction and the other symptoms in allergic rhinitis with visual analog scale (VAS), sinonasal outcome test-20 (SNOT-20), and acoustic rhinometry.

Patients And Methods: Twenty-four patients (6 males, 18 females; mean age 41.3±13.

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Objective: To investigate the regional metabolite abnormalities and changes after treatment in patients with OCD with autogenous and reactive obsessions.

Method: We assessed right anterior cingulate cortex (ACC) and amygdala-hippocampal region (Am + Hpp) N-acetyl-aspartate (NAA), choline (Cho) and creatine (Cr) concentrations and NAA/Cr and Cho/Cr ratios using single-voxel proton magnetic resonance spectroscopy in 15 patients with autogenous obsessions (OCD-A), 15 patients with reactive obsessions (OCD-R) and 15 healthy controls (HC). Measurements were repeated after 16 weeks of fluoxetine treatment.

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Background/aims: To compare local anesthesia and forced coughing in terms of subjective pain perception during cervical punch biopsy.

Methods: In this randomized controlled trial, 114 patients (mean age: 38.9 ± 9.

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