Publications by authors named "Esmer A"

Aim: Colorectal cancer (CRC) ranks as the second most diagnosed and third most deadly cancer worldwide. Despite advances in early diagnosis and treatment, CRC remains a leading cause of cancer-related deaths. Up to 30% of CRC patients are diagnosed during emergency department visits, leading to surgical procedures that may not adhere to oncological principles due to complications like obstruction, bleeding, or perforation.

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Purpose: In individuals who develop drop foot due to nerve loss, several methods such as foot-leg orthosis, tendon transfer, and nerve grafting are used. Nerve transfer, on the other hand, has been explored in recent years. The purpose of this study was to look at the tibial nerve's branching pattern and the features of its branches in order to determine the suitability of the tibial nerve motor branches, particularly the plantaris muscle motor nerve, for deep fibular nerve transfer.

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Background: In this study, we aimed to examine the clinical, radiological, histopathological, immunohistochemical, and prognostic features of a case series undergoing surgery for non-Hodgkin's primary colon lymphoma (NHL).

Methods: The data of six patients diagnosed with NHL who were operated on in our clinic between January 2010 and January 2020 were retrospectively analyzed. NHL was detected in six of the patients operated on for colon tumors.

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AİM: This study aimed to observe the clinical outcomes of phenol treatment in patients with recurrent pilonidal sinus disease. MATERİAL AND METHODS: This study retrospectively collected data from 107 patients with recurrent the pilonidal disease who received phenol treatment in a single institute. Patients were divided into two groups as successful treatment (ST) and unsuccessful treatment (UST) after phenol application.

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Backgrounds: Extended resection for gastric cancer in elderly patients is still challenging for surgeons. This study aimed to evaluate the prognosis and the postoperative outcomes of elderly patients underwent gastric cancer surgery in a high-volume center.

Methods: The medical records of patients with gastric cancer surgery at Marmara University Hospital's General Surgery Department were examined retrospectively.

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Background: Colorectal cancer is a significant global health concern, ranking as the second most deadly and third most common cancer worldwide. Early detection and removal of precancerous lesions play a crucial role in preventing cancer development and reducing mortality. Since FDG uptake is not specific for malignancy, incidental increased FDG uptake in the gastrointestinal tract may be challenging to interpret and may require further colonoscopic examination.

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There is no accepted consensus or algorithm for the preoperative diagnosis of non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP) in patients with thyroid nodules. In this study, we evaluated the importance of preoperative neutrophil-to-lymphocyte ratio and platelet-to-lymphocyte ratio in the differential diagnosis of NIFTP. Pathology preparations of 209 patients with a follicular variant of papillary thyroid carcinoma (FVPTC) diagnosed after thyroid surgery in a tertiary health center between January 2010 and January 2020 were re-evaluated.

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Background: Pseudoangiomatous stromal hyperplasia is a rare benign breast stromal proliferative lesion of the breast. Clinical presentation ranges from rapidly growing mass to incidental identification in routine screening. This difference in manifestation and its rarity makes it difficult to be a standard treatment protocol.

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Objectives: This study aimed to determine the usage status of laparoscopic procedures in general surgical practice in Türkiye, which is a sample of middle-income countries.

Material And Methods: The questionnaire was sent to general surgeons, gastrointestinal surgeons, and surgical oncologists who have completed their residency training and are actively working in university, public or private hospitals. Demographic data, laparoscopy training and the period of education, the rate of laparoscopy use, the type and volume of laparoscopic surgical procedures, their views on the advantages and disadvantages of laparoscopic surgery, and the reasons for preferring laparoscopy were determined with a 30-item questionnaire.

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Background: Preoperative sarcopenia is an essential factor that negatively affects postoperative results. The effect of preoperative sarcopenia on postoperative complications and prognosis in patients treated for Fournier's gangrene (FG) is controversial. This retrospective cohort study analyzed the effect of FG to evaluate the effect of preoperative sarcopenia on postoperative complications and prognosis in patients who were operated on.

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Introduction: One of the most critical factors determining survival in terms of colorectal cancers is diagnosis and treatment at an early stage. Diagnosis at an early stage is possible with screening programs carried out within preventive health services. In this study, we aimed to compare the results of patients who underwent colonoscopy due to fecal occult blood test (FOBT) positivity with those over 50 years of age who underwent colonoscopy with other complaints and to reveal whether FOBT test is still essential for screening programs.

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Background: Laparoscopic appendectomy is among the most common general surgical procedures performed in developed countries. Among the most critical steps in laparoscopic appendectomy is transection of the appendix meso. This study evaluates the postoperative and economic outcomes between total mesoicular excision and isolated (traditional) appendectomy technique during appendix transsection, in line with the patients' clinicopathologic data.

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<br><b>Introduction:</b> Postoperative intra-abdominal adhesions are a clinical condition that may develop after any abdominal surgery and constitute the leading cause of mechanical small bowel obstructions.</br> <br><b>Aim:</b> This study investigates factors which influence the formation of postoperative adhesion and evaluates the efficiency of applying minimally invasive surgical techniques in reducing adhesion.</br> <br><b>Material and methods:</b> Patients who underwent surgery to diagnose obstructive ileus in our clinic between January 2015 and January 2020 were analyzed retrospectively.

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Background The coronavirus disease 2019 (COVID-19) pandemic has changed the lives and habits of people all over the world. In this study, it was planned to investigate the effect of the COVID-19 pandemic on the diagnosis and treatment duration of acute appendicitis (AA), morbidity and mortality. Methods The data of patients who were operated on with the diagnosis of AA in our clinic between March 2019 and March 2021, divided into pre-COVID and post-COVID periods, were analyzed.

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Background: From the early days of 2020, the COVID-19 pandemic continues to change whole life all around the world. Oncological patients are the most affected populations since these days. Because of decreasing numbers in surgery and endoscopy, gastric cancer patients had difficulties in treatment and diagnoses.

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Objective: This study aimed to evaluate the thickness of the remaining patellar bone stock following extra-articular knee resection (EKR) preserving the extensor mechanism in human cadaveric knee joints.

Methods: A total of 14 human cadaveric knee joints (8 men and 2 women) were dissected, and the patellar thickness from the joint capsule insertion to the anterior cortex of the patella was measured using an electronic caliper. The mean age of the cadavers was 37 years (range=28-50).

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Article Synopsis
  • - Multimedia tools, like videos, can improve patient understanding, lower anxiety, and boost satisfaction in surgical contexts, particularly for women preparing for office hysteroscopy.
  • - In a study, women given video-based information experienced significantly reduced anxiety levels compared to those who received written information, as measured by the State and Trait Anxiety Inventory.
  • - Patients who received video information reported higher satisfaction rates after the procedure, suggesting that video-based information might be more effective than traditional methods for easing patient concerns.
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Placenta previa percreta is a serious pregnancy condition that may cause massive bleeding. Life-threatening hemorrhage is commonly managed via cesarean hysterectomy or vascular ligations in order to preserve fertility. We present a case of bilateral external iliac artery thrombosis after pelvic compression and uterine devascularization due to placenta previa percreta.

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Objectives: The purposes of this study were to identify possible compression points along the transit route of the subclavian artery and to provide a detailed anatomical analysis of areas that are involved in the surgical management of the thoracic outlet syndrome (TOS). The results of the current study are based on measurements from cadavers, computed tomography (CT) scans and dry adult first ribs.

Methods: The width and length of the interscalene space and the width of the costoclavicular passage were measured on 18 cervical dissections in 9 cadavers, on 50 dry first ribs and on CT angiography sections from 15 patients whose conditions were not related to TOS.

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Persistent hyperplastic primary vitreous is a spectrum of congenital ocular abnormalities characterized by leukocoria, microphthalmia, cataracts, extensive intravitreal hemorrhage, persistence of the hyaloid artery, glaucoma, and retinal detachment. It might be isolated or associated with congenital syndromes such as trisomy 13, Walker-Warburg syndrome, and Norrie disease. We present 2 cases of persistent hyperplastic primary vitreous diagnosed by prenatal sonography in the early third trimester.

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Tethered spinal cord is mostly caused by myelomeningocele and lipomyelomeningocele, while dermal sinus tract, diastematomyelia, lipoma, tumor, thickened/tight filum terminale, spinal trauma, and spinal surgery are among the other causes. Prenatal diagnosis of tethered cord has been reported, and it is usually associated with neural tube defects. We present an atypical presentation of a tethered spinal cord, which was associated with a sacrococcygeal teratoma and was diagnosed in the 23rd week of pregnancy by ultrasonography.

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Objective: To assign tendency to thrombosis in patients with preeclampsia and inherited thrombophilia using thromboelastography (TEG), and therefore to evaluate possible relationship between thrombophilia and preeclampsia.

Materials And Methods: Kinetics of clot formation was assessed with TEG analyzer in 49 patients with severe preeclampsia, 54 cases with previous diagnosis of inherited thrombophilia, and 31 controls.

Results: 'r, 'k', TMA, coagulation index (CI) parameters were found statistically discrete between patients with inherited thrombophilia and controls.

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Purpose: The aim of this prospective observational study was to identify the best method for use in diagnosing fetal nasal bone (NB) hypoplasia in the second trimester as a means of predicting trisomy 21 (Down syndrome).

Methods: The NB length (NBL), NBL percentiles, and NBL multiple-of-median (MoM) values and the biparietal diameter-to-NBL ratios were calculated and compared in an attempt to identify the best predictive method and most appropriate cutoff value. Predictive values for several cutoff points were calculated.

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Objective: To investigate the effect of serum estradiol (E2) levels on the day of human chorionic gonadotropin (hCG) administration on the outcome of controlled ovarian hyperstimulation (COH) in both long gonadotropin-releasing hormone (GnRH) agonist and GnRH antagonist protocols.

Materials And Methods: This study included 212 in vitro fertilization-embryo transfer (IVF-ET) cycles performed with either long GnRH agonist or GnRH antagonist protocols were classified into three groups according to serum E2 levels measured on the day of hCG injection: < 2,000 pg/ml, 2,000-4,000 pg/ml, and > 4,000 pg/ml. The three groups were compared according to age, number of retrieved oocytes, number of transferred embryos, and pregnancy rates for each of the stimulation protocols.

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Background: Persistent left superior vena cava (PLSVC) is a variant of systemic venous return which is observed in 0.3% of autopsies in the general population and in 4-8% of patients with congenital heart disease.

Aims: To evaluate associated cardiac, extracardiac and chromosomal anomalies in prenatally diagnosed cases of PLSVC and to review their outcome.

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