Publications by authors named "Fehmi Doner"

Jacob disease is a rare condition consisting of pseudo joint formation between enlarged mandibular coronoid process and the inner surface of the zygoma. We report a 16-years-old male patient with Jacob disease who presented with restricted mouth opening and swelling of the right zygoma. In this report, clinical, radiological, and histopathological findings of the Jacob disease and its surgical approach are discussed.

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Background: Allergic rhinitis is the most common chronic disease in the upper respiratory tract, requiring better diagnostic methodology to counteract its onslaught. The purpose of this study was to investigate the association between Toxocara seropositivity and allergic rhinitis.

Methods: Sixty-four consecutive patients with allergic rhinitis and 61 healthy volunteers in the control group were included in this study.

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Many different methods have been described to obtain sinus culture from patients with chronic sinusitis. However, these methods presented limited information how they had prevented from the contamination with nasal flora. The purpose of this study is to demonstrate and describe a contamination-free technique to obtain culture from involved sinus during endoscopic sinus surgery (ESS).

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Although choanal polyps frequently arise from the maxillary sinus, a choanal polyp originating from the inferior turbinate is a rare entity. A 14-year-old girl who had a history of bilateral nasal obstruction with snoring, mouth breathing and nasal discharge for 10 years was presented. On endoscopic examination, a polypoid mass completely obliterated the right nasal cavity.

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Objective: The aim of this retrospective study is to examine the role of isolated nasal septal deviation (NSD) in the pathogenesis of chronic rhinosinusitis (CRS).

Study Design And Setting: The interaction between isolated NSD and chronic sinus disease were retrospectively evaluated in 1452 patients. Out of 1452 patients, 152 patients were included in the study.

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Objectives: To investigate the incidence of toxoplasmosis in patients with lymphoid hyperplasia of the head and neck.

Patients And Methods: In this study, 53 patients (32 males, 21 females; mean age 11.2+/-4.

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Background: The etiology of nasal polyposis and pathophysiological mechanisms of polyp formation is still poorly understood. Experimental models have suggested that nasal polyp growth requires extracellular matrix formation and is associated with fibroblast proliferation. Intranasal corticosteroids appear to be useful in reducing nasal polypoid lesions and the likelihood of polyp recurrence after surgery.

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Objective: The purpose of this study was to examine the changes in nitric oxide (NO) level in the nasal and paranasal sinus mucosa after exposure radiofrequency electromagnetic fields (EMF).

Study Design And Setting: Thirty male Sprague-Dawley rats were randomly grouped as follows: EMF group (group I; n, 10), EMF group in which melatonin received (group II; n, 10) and the control (sham operated) group (group III; n, 10). Groups I and II were exposed to a 900 MHz.

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Purpose: The aim of this study was to compare intracellular adhesion molecule-1 (ICAM-1) expression in nasal polyp cases who were administered topical corticosteroid and in middle turbinates.

Materials And Methods: Twenty-four patients with nasal polyps were included in the study group. These patients were treated with 100 microg budesonide in each nostril twice daily for 2 months before the surgery.

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Eczematous external otitis, because of its basic allergic nature, tends to be chronic or recurrent. The purpose of our study was to investigate the association between allergic contact dermatitis and chronic eczematous external otitis. Sixty-six patients with eczematous external otitis and 48 healthy volunteers were included in this study.

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Butyl 2-cyanoacrylate (B2-CA), one of the least histotoxic cyanoacrylate derivatives used as a tissue adhesive extensively for facial and plastic, otolaryngological and dental surgery, produces a mild inflammatory response and is biodegradable. In this study, we histopathologically compared B 2-CA to suture on facial wounds of 21 rabbits. Two facial incisions were made on the chins.

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Objective: The purpose of this study was to determine if free oxygen radicals (FORs) and antioxidant enzyme activities have some role in pathogenesis of otitis media with effusion (OME) in children with adenoid hyperplasia.

Methods: Seventy-four patients were enrolled in three groups of this study. The study group (Group I) included 26 patients who had adenoidectomy with ventilation tube placement due to chronic OME.

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Purpose: The purpose of our study was to investigate the association between food hypersensitivity and eczematous external otitis.

Materials And Methods: In this cross-sectional study, 27 patients with eczematous external otitis and 16 healthy volunteer were included. The existence of food hypersensitivity was defined by positive epicutaneous prick test and specific immunoglobulin E (IgE) antibodies.

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Although no hypothesis is universally accepted, allergic rhinitis (AR) may play an important role in the occurrence of rhinosinusitis. This study was carried out to investigate the frequency and severity of rhinosinusitis among patients with seasonal or perennial AR. This study included 73 patients with AR.

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Identification of the pathogen is crucial for the selection of an appropriate antibiotic in the management of sinusitis. We describe an original instrument that provides contamination-free culture from the sinus in endoscopic sinus surgery.

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The existence of air within the skull has been called pneumocephalus. Treatment of pneumocephalus is mostly managed surgically, especially in a tension pneumocaephalus when the pressure has to be alleviated. Dural defect can be treated with the suture technique and tissue adhesives such as butyl 2-cyanoacrylate (B 2-CA).

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Objective: We conducted a biochemical analysis of tympanosclerotic (TS) plaques.

Methods: Forty-five samples containing TS plaques were obtained from 45 patients. Qualitative and quantitative biochemical analyses were performed.

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Objectives: This study sought to determine whether septoplasty played a favorable role on snoring complaints as well.

Patients And Methods: The study included 56 patients (40 males, 16 females; mean age 40 years; range 21 to 60 years) who underwent septoplasty operation for causes other than snoring. The patients' snoring complaints were evaluated and rated before and three months after surgery.

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Objectives: To determine the incidence of septum deviation and dislocation in newborns and to investigate relationships between these pathologies and maternal causes and the mode of delivery.

Patients And Methods: The study included 195 mothers and 200 newborns, of which 10 were twins. Vaginal and cesarean deliveries were performed in 147 (73.

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Free oxygen radicals (FORs); have been implicated as important pathologic mediators in many diseases. Under physiological conditions FORs are part of normal regulatory circuits and neutralized by antioxidants, but an increased flux of FORs can cause tissue damage. Infections are one cause of increased FORs production.

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