Publications by authors named "Kursat Yelken"

Voice deepening surgery has en increasing interest among laryngologist worldwide and a case of surprising foreign body in the thyroid cartilage awakes alert thoughts of awareness to certain patient group.

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Objective: To examine the power of the parameters obtained from different sustained vowels used in acoustic and electroglottographic (EGG) voice evaluation protocols to discriminate between dysphonic and non-dysphonic voice quality.

Methods: Sixty non-dysphonic participants and 30 dysphonic participants were included in the study. In addition to the time domain amplitude and frequency perturbation parameters obtained from the sustained phonation of /ʌ/-/ɛ/-/i/-/u/ vowels, several frequency-domain spectral/cepstral parameters and EGG parameters were evaluated.

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COVID-19 is highly transmissible and spreads rapidly in the population. This increases the occupational risk for health care workers. In otolaryngology clinic practice, patients with upper respiratory tract infection symptoms are common.

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Objective: Transgender people aim to increase and improve their quality of life by demanding voice and communication intervention services, however clinical recommendations regarding assessment and intervention in the transgender population are based on others' practice, experiences, assumptions. The present study aims to give clinical considerations in speech and language therapy for transgender populations.

Method: Thirty-one transgender subjects were taken in to the present study after applying exclusion criteria.

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Purpose: To investigate the formant frequency (FF) features of transgender females' (TFs) voice after Wendler's glottoplasty surgery and compare these levels with age-matched healthy males and females.

Study Design: Controlled prospective.

Methods: 20 TFs and 20 genetically male and female age-matched healthy controls were enrolled in the study.

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Aim: To examine the systemic and local effects of the lidocaine on the larynx and trachea which is applied after the end of the surgery and through various application methods.

Study Design: Randomized controlled prospective study.

Method: The study is composed of patients who underwent suspension laryngoscopy (SL) for benign laryngeal diseases (cysts, polyp, granuloma, etc) and American Society of Anesthesiologists (ASA) I, between January 2017 and January 2018.

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Objective: To evaluate the effect of dysphonia in children, several methods have been developed, including the Pediatric Voice Outcome Survey, the Pediatric Voice Handicap Index, and the Pediatric Voice-Related Quality of Life (PVRQOL) Survey. The aim of this study was to analyze the validity of the Turkish version of the PVRQOL Survey.

Methods: The PVRQOL Survey consists of 10 questions that evaluate the effects of dysphonia on quality of life.

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Objectives: We evaluated the efficacy of dexpanthenol in managing pediatric post-tonsillectomy pain and wound healing and sought to discover which of two surgical tonsillectomy techniques provides better healing and less postoperative pain.

Methods: One hundred twenty patients who underwent tonsillectomy were equally randomized to thermal welding and cold dissection groups. Dexpanthenol pastilles were given to half of each group.

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Objective: To investigate several perceptual, acoustic and aerodynamic voice evaluation parameters in Fibromyalgia patients.

Methods: A total number of 30 Fibromyalgia patients had voice evaluations by means of laryngostroboscopy, acoustic analysis (jitter, shimmer, and harmonic to noise ratio), aerodynamic measurements (maximum phonation time, s/z ratio), and perceptual analysis (GRBAS and Voice Handicap Index-10 scales). Data obtained from the patients was compared to control subjects.

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Background: The reproductive system in females undergoes a regular cyclic change known as the menstrual cycle. Laryngeal changes are evident and fluctuate systematically during the reproductive years with the menstrual cycle. The impact of estrogens in concert with progesterone produces the characteristics of the female voice, with a fundamental frequency (F(0)) higher than that of male.

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We conducted a study to examine cochlear activity in women with a naturally occurring menstrual cycle by measuring transient otoacoustic emissions (TOAEs) and distortion-product otoacoustic emissions (DPOAEs). Our study population was made up of 11 women aged 20 to 40 years (mean: 35.6) who were not taking a contraceptive medication or hormone therapy.

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The objective of the study was to investigate voice evaluation parameters in Behcet's disease patients. A prospective controlled study was performed in a tertiary referral center. A total of 31 patients (21 female, 10 male) with a diagnosis of Behcet's disease had voice evaluations by means of laryngostroboscopy, acoustic analysis, aerodynamic measurements and perceptual assessment.

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Objectives: To investigate the association of manganese-superoxide dismutase and glutathione peroxidase 1 polymorphisms with susceptibility to recurrent tonsillitis and tonsillar hypertrophy.

Methods: The study consisted of 103 patients with recurrent tonsillitis, 105 patients with tonsillar hypertrophy and 106 control subjects with similar age and sex. Genomic DNA was extracted from peripheral leukocytes of whole blood which were obtained from all patients and control subjects.

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Background: The aim of this study was to investigate the dose-related effectiveness of steroids on periorbital edema, ecchymosis, and intraoperative bleeding in patients who underwent open rhinoplasty with osteotomy.

Methods: Forty patients were divided into three groups: those in group 1 (n = 15) were given a single dose of 1-mg/kg intravenous (i.v.

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Objective: To identify the effect of septorhinoplasty with spreader grafts on patients' perception of voice and to measure formant frequencies that may be responsible for perceived changes in voice quality.

Methods: A total of 20 patients who underwent septorhinoplasty and had spreader grafts placed during the operations were included. All subjects were tested within the week before surgery and 1-3 months postoperatively by means of perceptual assessment (Voice Handicap Index-10 [VHI-10] and self-assessment of hypo/hypernasality), acoustic analysis, and formant frequency analysis.

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Objective: Adenoidectomies and/or tonsillectomies are among the most frequently performed otolaryngological surgical procedures.The goals of this study were to investigate the relationship between the amount of bleeding and bacteremia during adenoidectomy and/or tonsillectomy procedures.

Methods: Seventy-eight patients who underwent tonsillectomy with or without adenoidectomy and adenoidectomy with or without tube insertion were included in the study.

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Objective: To compare acoustic, aerodynamic and perceptual voice and speech parameters in thermal welding system tonsillectomy and cold knife tonsillectomy patients in order to determine the impact of operation technique on voice and speech.

Methods: Thirty tonsillectomy patients (22 children, 8 adults) participated in this study. The preferred technique was cold knife tonsillectomy in 15 patients and thermal welding system tonsillectomy in the remaining 15 patients.

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Objectives: To determine whether erosive esophagitis (EO) worsens reflux signs and symptoms and affects pulmonary function test in asthma patients.

Methods: Sixty asthma patients with gastroesophageal and laryngopharyngeal reflux symptoms were included. Spirometry, reversibility test, esophagogastroscopy, laryngoscopy, and esophagogastroscopic biopsies were conducted.

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Objective. To determine the long-term histopathologic changes in nasal mucosa and the relationship between progression of the histopathologic changes and the duration without air current stimulation. Material and Method.

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Objective: To compare the short-term speech success of voice prosthesis (VP) among patients who underwent total laryngectomy or total laryngectomy in combination with neck dissection and those who received postoperative radiotherapy.

Materials And Methods: Thirty-two male patients treated for laryngeal squamous cell carcinoma were included. Nine patients underwent total laryngectomy and 23 underwent total laryngectomy combined with neck dissection, and 17 of the 23 with neck dissection were managed with postoperative radiotherapy (45-75 Gy).

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Objectives/hypothesis: To compare subjective and objective voice-quality parameters between asymptomatic paradoxical vocal fold motion dysfunction (PVFMD) patients and healthy individuals.

Study Design: Prospective.

Methods: A total number of 12 patients with PVFMD and 12 healthy control subjects had voice evaluations by means of laryngostroboscopy, acoustic analysis (jitter, shimmer, and harmonics-to-noise ratio [HNR]), aerodynamic measurements (maximum phonation time [MPT], s/z ratio), and perceptual analysis (Grade, Roughness, Breathiness, Asthenicity, and Strain Scale [GRBAS] and Voice Handicap Index-10 [VHI-10] scales).

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Objectives: To discover the relation between initial symptoms, triggers and durations of attacks of paradoxical vocal fold movement disorder (PVFMD) and concurrent laryngeal and respiratory diseases.

Patients And Methods: Twenty one PVFMD patients (17 females, 4 males; mean age 50 year; range 31 to 72 years) were included in the study. Diagnosis of PVFMD was established when inspiratory and/or expiratory vocal cord adduction was seen during laryngostroboscopy.

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Background And Objective: Paradoxical vocal fold motion dysfunction (PVFMD) is a disorder of the larynx characterized by adduction of the vocal cords during the respiratory cycle leading to symptoms of extrathoracic airway obstruction. PVFMD mimics asthma and patients with PVFMD (PVFMD+) are often diagnosed incorrectly as refractory asthma and receive unnecessary treatment. This study determined the prevalence of PVFMD in asthma patients and described the relationship between asthma and PVFMD.

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The aim of this study was to determine the incidence of laryngeal tuberculosis (LT) among patients with active pulmonary tuberculosis. A total of 319 patients under treatment for pulmonary tuberculosis were subjected to laryngoscopy. Five patients (1.

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