Serhan DerinAcademic Hospital · Department of Otolaryngology
Serhan Derin
MD
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54
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Publications (54)
Ocular and ophthalmological adverse effects may be seen in β-thalassemia major (BTM) patients treated with regular blood transfusions and iron-chelating agents. We hypothesized that olfactory dysfunction may be present in this population. In this study, we aimed to investigate olfactory dysfunction in patients with BTM and determine the etiological...
Objectives
This study aimed to investigate the relationship of epicardial fat thickness with severity of obstructive sleep apnoea, and clinical and polysomnographic parameters, and to determine independent predictors for epicardial fat thickness.
Methods
A total of 84 patients with a body mass index of less than 30 kg/m ² and suspected sleep-disor...
Ocular and ophthalmologic adverse effects may occur in patients with ß-thalassemia major (BTM) treated regularly with blood transfusions and iron-chelating agents. We hypothesized that olfactory dysfunction may be present in this patient population. We aimed to investigate olfactory dysfunction in patients with BTM and to determine etiologic factor...
Résumé
Objectifs
Dans l’insuffisance rénale chronique (IRC), la détérioration de la filtration glomérulaire résulte de l’accumulation de métabolites dans le corps, qui affecte tous les organes. Cette étude a été réalisée pour étudier les fonctions olfactives, et déterminer si l’hémodialyse ou la dialyse péritonéale améliore l’odorat chez les patie...
Background:
Olfactory function deteriorates in patients with severe obstructive sleep apnea syndrome (OSAS). The effect of positive airway pressure (PAP) therapy on olfactory function has not been investigated before. In this study, we aimed to investigate the role of PAP therapy on olfactory impairment in patients with OSAS.
Methods:
Thirty pat...
Nodular fasciitis is a benign, reactive, tumor-like lesion composed of fibroblasts and myofibroblasts. It typically occurs in the extremities and the trunk. Head and neck localization is 13-20%. As it grows rapidly, clinicians frequently misdiagnose it as an aggressive or a malignant lesion. Some lesions show moderate cellularity, mild cellular aty...
Sialadenosis is a rare entity characterized by bilateral diffuse, painless swelling of the parotid glands. Its etiology is not clear; however, it may occur due to adverse effects of some drugs. To our knowledge, sialadenosis due to valproic acid has not been reported in the literature up to date in any child. In this article, the authors presented...
Objectives:
In chronic renal failure (CRF), deterioration of glomerular filtration results in accumulation of metabolites in the body which affect all organs. This study was performed to investigate the olfactory functions, and determine if hemodialysis or peritoneal dialysis improves olfactory function in non-diabetic CRF patients.
Materials and...
Benign paroxysmal positional vertigo (BPPV) is the most prevalent form of peripheral vertigo and is seen in a significant number of patients who present at neurology and ear, nose, and throat clinics. Various maneuvers may be used to determine the affected canal based on observation of specific nystagmus signs, and may also be used for treatment. M...
Objective:
In this study, we aimed to detect the incidences of ototoxicity in patients with hemoglobinopathies taking deferoxamine (DFO), deferiprone, and deferasirox using the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) scale to obtain more objective data.
Materials and methods:
Fifty-five transfusion-...
Objectives:
Cholesteatoma is a chronic inflammatory clinical disorder, and it may cause hearing loss and various complications due to its destructive nature. Mean platelet volume (MPV) is a prothrombotic and proinflammatory marker. The aim of this study is to investigate predictive values of MPV, neutrophil-to-lymphocyte ratio, erythrocyte distrib...
Objective: Adenotonsillar hypertrophy (ATH) leads to many disorders, especially cardiopulmonary diseases. Previous studies have reported the increase in pulmonary hypertension incidence in patients with ATH, as well as a decrease after adenotonsillectomy. Mean platelet volume (MPV) is becoming a prognostic indicator for pulmonary hypertension in re...
Polycystic ovary syndrome (PCOS) is an endocrine disorder which affects 6.6% of women of child-bearing age. Although olfactory dysfunction is frequent in the population and it negatively affects quality of life, neither physicians or patients consider this important. This case-control study included 30 patients diagnosed with PCOS, and 25 healthy a...
The sinonasal region in humans is one of the regions that commonly shows anatomical variations. These variations can be easily diagnosed by paranasal CT evaluation. One of these variations is Crista galli pneumatization. In recent years, there have been opinions supporting the hypothesis that pneumatization originates from the frontal sinus. In thi...
Sudden bilateral hearing loss are seen rarely and the toxic substance exposure constitutes a small part of etiology. A Fifty-eight-year-old woman admitted to our clinic with sudden bilateral hearing loss shortly after chlorpyrifos-ethyl exposure. Otolaryngologic examination findings were normal. The patient had 40 dB sensorineural hearing loss (SNH...
Objectives:
Septoplasty is the most frequently performed surgical procedure in patients with nasal obstruction. However, nasal obstruction may persist or recur after septoplasty in some patients. In this study, the authors aimed to determine the causes of nasal obstruction after septoplasty.
Methods:
Fifty consecutive patients who admitted to ou...
Background:
Vitamin B12 plays a major role in the maintenance of central and peripheral nervous systems. Vitamin B12 deficiency may affect the spinal cord, brain, optic nerve, and peripheral nerve functions; however, the effect of vitamin B12 deficiency on olfactory function has not been studied, so our study aimed to investigate that.
Methods:...
Hemangiomas are tumors of vascular origin that frequently occur on the skin and mucosal surfaces in the pediatric age group. Hemangiomas located in skeletal muscles are called intramuscular hemangiomas. Intramuscular hemangiomas mostly occur in the extremities and the trunk. In this article, 3 cases of surgically treated intramuscular hemangiomas t...
Introduction: Obstructive Sleep Apnea syndrome (OSA) is the
most serious consequence of adenoid hypertrophy (AH) and
it is one of the most common reasons of nocturnal hypoxia
in children. There is some information about the relationship
between childhood OSA and atherosclerosis or cardiac
diseases. In this study, we evaluated the relationship betwe...
Dermoid cysts are benign lesions seen in young adults. The second most common localization is the floor of the mouth. They are usually asymptomatic over years but can be symptomatic due to secondary changes or the size. Herein, we report a case of 19-year-old woman who applied to emergency service with dyspnea, dysphagia and enlarging of a mass in...
Introduction: Penetrating head and neck trauma associated with road accidents can cause significant morbidity and mortality because the neck contains many important structures of the vascular, respiratory, digestive, and neural systems. Case Report: In the present report, we present an example of a penetrating head and neck trauma caused by a tree...
Objective:
This study aimed to compare an Apple iOS mobile operating system application for audiological evaluation with conventional audiometry, and to determine its accuracy and reliability in the initial evaluation of hearing loss.
Methods:
The study comprised 32 patients (16 females) diagnosed with hearing loss. The patients were first evalu...
Vibrio alginolyticus
was originally classified as biotype 2 of
Vibrio parahaemolyticus
. Most clinical isolates are recovered from superficial wounds or the external ear infections.
V. alginolyticus
is acknowledged to be nearly nonpathogenic in humans. The reason for presence of
V. alginolyticus
’s virulence is uncertain. We describe a chronic myri...
This study aims to investigate any impact of nasal septal deviations on cardiac arrhythmias and heart rates by performing 24-hour rhythm Holter analysis before and after septoplasty accompanied by Nasal Obstruction Symptom Evaluation (NOSE) scale.The study included 21 male patients (mean age 33 years; range 18 to 55 years) who underwent septoplasty...
Introduction:
A rule exists regarding the use of computed tomography (CT) for patients presenting to the emergency department with head trauma and a Glasgow coma score (GCS) of 15; however, it can be difficult to make this decision due to overcrowded emergency rooms or exaggerated patients complaints. We evaluated patients who presented to the eme...
Tinnitus is one of the most common complaints in otolaryngology practice. Tinnitus may often be accompanied with hearing loss and vertigo. Tinnitus may impair the quality of life in advanced degrees. In very rare cases, it may cause suicide.
In this report, we presented the case of a 61-year-old female patient who attempted suicide due to tinnitus....
Paranasal sinus infections are very common. Dental infections, tumours and anatomical malformations can cause unilateral sinusitis. Most cases can be treated without complications. However, rare life-threatening intracranial complications can occur. Generally, an intracranial complication progresses rapidly and can cause meningismus, focal neurolog...
Laryngeal verruca vulgaris is a rare disease of the larynx that is easily misdiagnosed as other laryngeal lesions. This article reports three patients with laryngeal verruca vulgaris and discusses the differential diagnosis of laryngeal verrucous lesions to avoid over treatment.
Retrospective data on 165 patients who presented with a parotid mass and underwent surgery in our clinics during 2000-2009 were examined. The obtained data (demographic data, surgical procedures, histopathological diagnoses) were compared to similar studies to make contributions to the literature.
Patients were classified according to their histopa...
We report a case of a 51-year-old man who was diagnosed with systemic reactive (AA) amyloidosis in association with untreated glomus jugulare and glomus caroticum tumors. He refused radiotherapy and renal replacement therapy. Paragangliomas, although rare, should be considered one of the tumors that can result in AA amyloidosis.
Fine needle aspiration biopsy (FNAB) is considered as one of the most useful diagnostic procedure on palpable and nonpalpable lesions guided with radiologic methods. Mucoepidermoid carcinoma (MEC), a rare but the most common primary malignant tumor of salivary glands. Low grade MEC needs to be distinguished from benign lesions of the salivary gland...
Lipomas are benign, encapsulated, mesenchymal neoplasms and they are derived from mature fat cells. They are often observed on back, shoulders and abdomen. Usually settles subcutaneous and don’t infiltration to surrounding tissues. Fewer than 15% of lipomas occur in the head and neck They are often presented in the posterior cervical triangle on th...
Objective:
Many studies have shown that children with adenoid hypertrophy (AH) are more likely to have chronic otitis media with effusion (COME). However, not every child with AH has COME. In this study, we investigated the socio-demographic risk factors of children who underwent surgery for AH, including a subgroup with COME. Our aim was to ident...
Relapsing polychondritis is a cartilage tissue disease characterized by inflammatory and destructive episodes. Elastic cartilage of the ear and nose, hyaline cartilage of the joints, hyaline cartilage of vertebra and trachea are the main involvement areas. Also organs having proteoglycan structure such as eyes, heart, blood vessels, and the inner e...
Cystic hygromas/lymphangiomas are extremely rare malformations in adults. They are usually seen in infants and children under 2 years of age. En bloc resection is difficult due to the adhesive characteristics of the tumors. Inadequate surgical intervention often leads to recurrent disease. We report herein the case of a cystic hygroma/lymphangioma...
Background:
The use of cold nasal packs on the nose and nape of the neck is currently recommended for patients with epistaxis as this is thought to induce reflex nasal vasoconstriction, which decreases the bleeding. There have been a few investigations on the effect of cold compress application to the nose, but none of these focused specifically o...
Ramsay Hunt syndrome (RHS) is characterized by facial paralysis, inner ear dysfunction, periauricular pain, and herpetiform vesicles. The reported incidence in children is 2.7/100,000. The pathogenesis involves the reactivation of latent varicella zoster virus (VZV) in the geniculate ganglion of the facial nerve. The recovery rate is better in chil...
The mandibular condyle region which protects the middle cranial fossa from facial and jaw traumas has an excellent osteomuscular structure. Condylar structures reduce or limit the force of trauma. Most importantly, the condylar neck is the weakest part of the mandible and is easily fractured without dislocation. Generally, this mechanism prevents c...
OBJECTIVE: The chance of complete postoperative healing of the tympanic membrane is relatively low due to poor blood supply of the graft in patients who undergo revision tympanoplasty. The aim of this study is to assess postoperative healing and the factors affecting closure of the tympanic membrane and hearing gain after revision tympanoplasty wit...
To demonstrate the efficacy of identification of bleeding source with nasal endoscopy and cauterization (bipolar or radiofrequency) without nasal packing in adults with posterior epistaxis unable to be treated with nasal packing.
The average age of patients was 56.16±12.6 (38-72) years, and female-male ratio was 1/5. The average systolic blood pres...
Concha bullosa is the most frequently encountered anatomical variation of the lateral nasal wall characterised with pneumatisation of the middle concha. The incidence of middle concha bullosa varies between 14% and 53%. Patients may often complain of nasal congestion and may in some cases suffer episodes of recurrent acute rhinosinusitis. In this a...
Desmoid tumors are rare, histologically benign but local aggressive tumors that belong to the group of the deep fibromatosis. They are usually seen in abdominal region but rarely could be located in the head and neck. We report a case who was operated with the diagnosis of fibro-matosis and discuss the etiology, clinical presentation, pathology and...
Mondini dysplasia is a congenital malformation of the inner ear, which is characterized by a short and large cochlear canal of 1.5 turn rather than 2.5 turns and an apical region with cystic dilatation. Patients present with congenital deafness, when both cochlea are affected. Unilateral disease may cause recurrent meningitis, otorrhea or rhinorrhe...
Primary facial nerve tumors are usually misdiagnosed due to the variety of their clinical manifestations. The most commonly seen pathology is a schwannoma. However, because of their rarity, only a small group of clinicians have experience of the surgical management of these tumors. The treatment is complete surgical resection. However, in patients...
Inflammatory myofibroblastic tumors are rare lesions which show benign histological features with highly local aggressive growth. These tumors usually tend to involve lungs. Head and neck location is very rare. In this article, a four-year-old patient who underwent a procedure for a retroauricular mass which evolved into inflammatory myofibroblasti...