Publications by authors named "Omer Tarik Selcuk"

Objective: It was aimed to investigate the role of tonsil ultrasonography(USG) in the diagnosis of pediatric OSAS.

Methods: Before tonsillectomy (±adenoidectomy) for OSAS, all patients tonsil USG and polysomnography (PSG) tests were performed. Tonsil volume was measured preoperatively with the Brodsky tonsil grading scale and by postoperative water displacement test.

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Introduction: Interleukin-33 (IL-33) is a newly defined inflammatory cytokine that is a member of the interleukin-1 (IL-1) gene family. This cytokine is expressed in structural cells, such as the vascular endothelium, bronchial epithelial cells, keratinocytes, epithelial cells of the stomach, and fibroblastic reticular cells of lymphoid tissues. Several studies suggest that IL-33 plays a role in head-and-neck cancer.

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Objectives: The aims of the study are to explore the morphological changes of olfactory bulb (OB) and olfactory sulcus in COVID-19 patients with associated olfactory dysfunction (OD) by measuring the OB volume (OBV) and olfactory sulcus depth (OSD) and to compare the measurement values with those of healthy individuals.

Methods: Between March 2020 and January 2022, 31 consecutive hospitalized patients with a diagnosis of COVID-19 with anosmia and hyposmia who underwent brain magnetic resonance imaging and 35 normosmic control individuals were retrospectively included in the study. Bilateral OBV and OSD were measured and shape of the OB was determined based on the consensus by a neuroradiologist and an otorrhynolaryngologist.

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Background: Acute facial-nerve injury.

Objective: To investigate the effects of platelet-rich fibrin (PRF) and dexamethasone on nerve regeneration.

Materials And Methods: Thirty-six rats were randomly divided into six groups.

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Article Synopsis
  • The study focused on SCUBE-1, a protein that increases in the blood during inflammation, and how its levels vary in patients with obstructive sleep apnea (OSA).
  • Researchers compared serum SCUBE-1 levels in 61 severe OSA patients and 25 simple snorers, finding higher levels in the OSA group.
  • After one year of continuous positive airway pressure (CPAP) therapy, SCUBE-1 levels in OSA patients significantly decreased, indicating the treatment's effectiveness.
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  • The study investigates the role of periostin as a potential biomarker for chronic rhinosinusitis with nasal polyps (CRSwNP) and its relationship with polyp burden and surgical outcomes.
  • In a sample of 26 CRSwNP patients undergoing endoscopic surgery and 30 patients undergoing septoplasty, they measured preoperative and postoperative scores along with tissue and serum periostin levels.
  • Findings showed that periostin levels were significantly higher in CRSwNP patients and correlated positively with tissue eosinophils and postoperative symptom scores, suggesting it could be useful for assessing disease severity and prognosis.
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  • The study aimed to explore the roles of hepcidin and paraoxonase in obstructive sleep apnea syndrome (OSAS) by analyzing 88 patients with varying severities of sleep disorders.
  • The results indicated that paraoxonase levels were significantly higher in patients who only snore compared to those with mild to severe OSAS, and there was a negative correlation between paraoxonase levels and the Apnea Hypopnea Index (AHI).
  • The conclusion suggests that paraoxonase could serve as a potential biomarker for OSAS, while hepcidin was not found to have significant relevance in this condition.
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Objective: It is aimed in this study to investigate the reliability of the cochlear implant receiver-stimulator (CIR-S) placement using unfixed subperiosteal tight pocket technique and the postoperative soft tissue changes that occur around the CIR-S, in toddlers under 2 years of age.

Methods: Nonsyndromic toddlers with normal radiological findings and who were planned to have cochlear implantation were included in the study. Preoperative and postoperative complications, device migration, and postoperative soft tissue changes occurred around the CIR were analyzed using objective methods.

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Article Synopsis
  • The study investigates the level of SCUBE1, a biomarker that may help predict cardiovascular events in patients undergoing treatment for obstructive sleep apnea (OSA).
  • A total of 129 patients participated, with 30 having simple snoring and 99 diagnosed with OSA.
  • Results show that higher SCUBE1 levels in males with severe OSA were linked to lower oxygen saturation levels and significant differences between OSA severity groups, highlighting the need for future research comparing male and female responses.
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Objective: Nasal airway obstruction caused by inferior turbinate hypertrophy is the most troublesome symptom for patients with allergic rhinitis. The aim of this study was to determine any correlation between different nasal obstruction measurements in children with allergic rhinitis.

Material And Methods: Nasal airway obstruction was assessed with Sonoelastography, Turkish version of the Nose Obstruction Symptom Evaluation scale, Rhinoconjunctivitis Total Symptom Score and visual analog scale methods in children with allergic rhinitis and the results were compared with a healthy control group.

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Objective: To evaluate temporal skin thicknesses and stiffness values using shear wave elastography (SWE) in asymptomatic pediatric patients who underwent cochlear implantation.

Subjects And Methods: Sixty-four deafened pediatric patients with unilateral cochlear implant (CI) who had no complications were enrolled. The age, sex, weight, height, body mass index (BMI), CI side, duration of CI use and CI device brand of all participants were noted.

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Background/aim: Tinnitus is seen in 15% of the general population; in 1%–6% of this number, the quality of life is seriously affected by this chronic condition. Chemical, oxidative, and emotional stressors are important in terms of the clinical course of tinnitus. Apelin is an endogenous peptide which is an oxidative stress mediator.

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Introduction: Mucosal contact headache is a referred pain that arises from contact between the nasal septum and the lateral nasal wall. Evidence supports the role of substance P in a contact headache such that release of substance P from sensory nerve endings causes inflammation and allergy.

Objectives: This study aimed to determine possible differences in substance P levels in inferior turbinate hypertrophy creating a contact headache.

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Objective: The study sought to determine impact of voice disability on children with allergic rhinitis (AR). The Turkish version of the Pediatric Voice Handicap Index (pVHI) was used to assess the impact of voice disability on functional, physical, and emotional aspects of voice and oral communication. The degree of talkativeness was also determined.

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Purpose: To evaluate extraocular orbital vessels with color Doppler ultrasound (CDU) and investigate the effects of severe obstructive sleep apnea (OSA) on retrobulbar blood flow.

Methods: Between February 2014 and September 2015, 30 patients with severe OSA (apnea-hypopnea index (AHI) > 30) and 28 controls were prospectively included in this study. Intraocular pressure (IOP) was measured with a Goldmann applanation tonometer, and CDU was used to evaluate the retrobulbar vessels.

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Conclusion: Platelet-rich fibrin (PRF) membrane could be used successfully in the repair of tympanic membrane perforation and wound healing.

Objectives: To evaluate the effect of platelet-rich fibrin membrane in the repair of perforated tympanic membrane.

Methods: After otoscopic examination, a 3-mm perforation was made in the posterior quadrant of both tympanic membranes of 50 adult male Sprague-Dawley rats.

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Introduction: One of the most common otological complaints is tinnitus in adults. When there is a complaint of unilateral tinnitus and retrocochlear pathology is suspected, imaging methods are applied. However, the imaging findings obtained may not always be compatible with the severity and localization of the tinnitus.

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The role of IL-25 and IL-33 in the aetiology and pathogenesis of nasal polyps has been controversial in the literature. The objective of the study is to detect serum and tissue levels of IL-25 and IL-33 in patients with (CRSwNP) or without (CRSsNP) nasal polyps using enzyme-linked immunosorbent assay (ELISA). Study group consisted of 20 CRSwNP and 20 CRSsNP patients.

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Objective: To determine the hearing levels of participants of a randomized group using a smartphone hearing application and to compare these results with the results from a pure-tone audiogram.

Materials And Methods: A heterogenous group consisting of both normal-hearing and hearing-impaired participants were included in this study. Pure-tone audiogram thresholds were measured from 250 Hz to 8000 Hz, while smartphone measurements were obtained with a Samsung Galaxy GT-19500 S4 with a bundled headphone running the Hearing Test™ software (e-audiologia.

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Objective: Silent sinus syndrome (SSS) is a clinical syndrome that occurs as a result of chronic maxillary sinus atelectasis (CMA) and is seen with progressive enophthalmos and hypoglobus. The aim of this study was to investigate the correlation between radiological findings and clinical findings in patients with radiologically asymmetrical reduced maxillary sinus volume.

Material And Method: A comparison was made of patients with CMA through evaluation of paranasal sinus computed tomography, magnetic resonance imaging examination of maxillary sinus volume of the CMA side and the contralateral side, thickness of the retroantral fat tissue, infraorbital bone curve, uncinate process lateralisation measurement, middle concha diameter, and calculation of the change in location of the inferior rectus muscle.

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Objectives: (1) To evaluate the effects of a platelet-rich fibrin (PRF) membrane in the repair of traumatic tympanic membrane (TM) perforations; and (2) to compare the use of a PRF membrane with the paper patch technique with regard to recovery rates, healing time, and correction of the mean air-bone gap.

Methods: A randomized, prospective analysis was performed for 60 patients who were treated for traumatic TM perforations using one of the two methods. Closure rate, speed of healing, and hearing gain were compared between the PRF (Group 1) and paper patch (Group 2) groups.

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Leiomyosarcoma (LMS) of the larynx is a very rare malignancy that originates from blood vessel, smooth muscle or from the heterotopic mesenchymal tissue in the larynx. The histological diagnosis of LMS depends on the immunohistochemical investigation. The case is here presented of an 82-year-old man with shortness of breath and hoarseness.

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Objectives: Auditory system abnormalities commonly occur in patients with chronic renal disease and end-stage renal disease undergoing hemodialysis. The aim of this study was to determine the relationship between cochlear sensitivity and hemodialysis in dialytic and non-dialytic chronic kidney disease patients.

Methods: The study included children aged 6-18 years that were divided into 3 groups: 36 non-dialytic patients with chronic kidney disease, 16 end-stage renal disease patients undergoing hemodialysis, and 30 healthy controls.

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Objectives: Hashimoto's thyroiditis (HT) is the most common autoimmune thyroid disease in children. HT is a multifaceted disease with a variable clinicopathological presentation, including hearing impairment. It is known that hearing function is negatively affected in patients with thyroid disorders.

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Objective: The aim of this study was to evaluate the effect of climate and altitude differences on the volume of paranasal sinuses and on the frequency of anatomic variations by comparing the paranasal sinus tomograms (PNSCT) of patients who were born and living in a cold, dry climate at high altitude with those of patients who were born and living on the coast at sea level in a temperate climate. We also aimed to determine differences relating to gender.

Material And Methods: A total of 55 PNSCTs of 55 patients from the city center of Antalya and 60 PNSCTs of 60 patients from the city center of Agrı were evaluated and compared prospectively.

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