Publications by authors named "Fontanel J"

Objectives: A prospective study on the learning curve and reproducibility of PNIF measurement with 18 different operators.

Material And Methods: Five hundred twenty-eight patients in two groups were prospectively enrolled in this study from September 2003 to April 2004. The learning curve of the technique was monitored after five patients had been measured.

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Objective: The purpose of this study is to describe the treatment of epistaxis in hospital emergency departments and to identify the principal risk factors for more severe episodes of bleeding.

Study Protocol: Prospective cross-sectional epidemiological study

Material And Methods: This study was carried out in 23 hospital centres in France, most of them teaching hospitals. Every patient presenting non-traumatic epistaxis or else associated with hereditary hemangioma during two consecutive and separate 24-hour periods were included.

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A 37-year old patient was referred in 2000 for reconstruction of the anterior tracheal wall eroded by a Montgomery T-tube. A four-layer laryngotracheoplasty was proposed to the patient. The endotracheal plane was reconstructed by a bilateral random pattern quadrangular skin hinge flap raised from both sides of the defect.

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Unlabelled: Hereditary Hemorrhagic Telangiectasia is a systemic autosomal dominant disorder involving blood vessels. The most common symptom is recurrent epistaxis. The treatments of these epistaxis are numerous but such treatments are often symptomatic and their effects are often not sustained.

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Objective: Review of the diagnostic and management of retropharyngeal and lateral pharyngeal abscesses in children.

Patients And Methods: Retrospective study of 5 children's cases hospitalized during year 2003.

Results: Diagnosis included CT scan which is often helpful to differentiate cellulitis from abscesses.

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Objective: Epistaxis is a frequent emergency for which guidelines and treatment are well known. Nevertheless few studies have evaluated the factors that may influence the decision for hospitalisation. Through a retrospective study we have searched to define potential factors which lead to taking such a decision.

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Management, diagnosis, and surgical treatment of the frontal sinus pathology remain a challenge for the rhinologist. Since the introduction of endoscopic instrumentation, the frontal recess may be reached easily and a variety of endonasal approaches have been rediscovered. Although the endoscopic technique allows direct visualization and manipulation, some problems remain, from localization of the frontal sinus ostium during the procedure to the management of the postoperative care to prevent stenosis.

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Adenoid cystic carcinoma is a rare tumour which mainly affects the major and accessory salivary glands. We report 5 new cases affecting the nose and sinuses, and based on these review the literature to determine how this disorder can be better treated, given the significant morbidity and mortality of the condition.

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Nasal polyposis is a chronic inflammatory disease, involving mainly adults. Nasal obstruction and olfactory disorders are the main symptoms due to the presence of bilateral polyps in the nasal cavities. Association with asthma is frequently noted.

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Pneumosinus dilatans is a rare pathology that primarily involves the frontal sinus. We report three new cases, with special attention given to the pathophysiology and histologic data. Surgical management is reported.

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Laryngeal schwannoma is an uncommon benign tumor. We report two clinical cases and discuss the different types of clinical symptoms revealing the tumor. Difficulties encountered in obtaining a histological diagnosis are presented.

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For many years, the association between asthma and naso-sinus pathology has been noted in the literature. The role of sinus infections on the triggering or aggravation of asthma has been well established. More recently attention has been drawn to the association of the chronic inflammatory rhino-sinus pathologies such as polyposis, with asthmatic illness.

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Diffuse nasal polyposis remains a challenge despite recent improvements in endonasal surgery. The purpose of this study is to evaluate the results after a radical complete sphenoethmoidectomy with peroperative and postoperative frontal irrigation in cases of diffuse nasal polyposis. In this prospective study, we include 50 consecutive patients with diffuse nasal polyposis suffering from nasal obstruction, anosmia, and other symptoms of chronic sinusitis.

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Mycetomas of paranasal sinuses are more frequently diagnosed with the widespread use of nasal endoscopy and computed tomography (CT). We present a series of 109 cases treated by functional endoscopic sinus surgery (FESS) with a mean follow-up of 29 months. All localizations were seen, and contrary to what was initially thought, seven cases presented in multiple sites.

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We report our experience with 10 cases of sphenoidal aspergillomas treated by endoscopic sinus surgery (ESS). Chronic symptoms such as cough, post-nasal discharge, dysphonia and even facial pain can be encountered in the history. Computerised tomography and, occasionally, magnetic resonance imaging are of great help in the assessment of this disease, especially when extensive skull base involvement is present.

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Mechanisms regulating sinus growth are poorly understood. We report a series of six cases of unilateral choanal atresia and discuss the role of nasal ventilation on sinus growth. The presence and the size of the sinus cavities are the main parameters.

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Endocanalicular dacryocystorhinostomy is a recent surgical procedure for stenosis of the naso-lacrymal duct, thanks to a laser filter fitted into the heart of 800 mu diameter metallic pin constituting a rigid armed laser probe. We create a lacrymo-nasal orifice from inside the lacrymal bag towards the nose, using the laser fiber. The Nd YAG used is the solid state mobilisable Ophtalas sp 32 giving out infrareds at 1064 nm or green at 532 nm.

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We report one case of schwannoma of the pterygopalatine fossa. The pre-operative management and post-operative follow-up are presented. For this uncommon localization, we propose an endoscopic approach via the nasal fossa and the maxillary sinus.

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The natural history of chronic radiation esophagitis occurring in previously normal esophagus is still unknown. We describe here the long-term outcome of chronic esophagitis arising after neck irradiation for oropharynx and larynx carcinomas in 13 consecutive adult patients. The first clinical signs of radiation esophagitis were dysphagia or impossibility of oral intake, which appeared within 26 months (range 2-120 months) after the end of radiation for pyriform fossae carcinoma (N = 5), tonsil carcinoma (N = 2), larynx carcinoma (N = 2), pharynx carcinoma (N = 2), base of the tongue (N = 1), and thyroid carcinomas (N = 1).

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Two cases of paranasal schwannomas are reported. These tumors are rare. Its symptomatology is no specific explaining the late diagnosis.

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