نتایج جستجو برای: endonasal

تعداد نتایج: 1878  

2015
Alexander Muacevic John R Adler Sivashanmugam Dhandapani Hazem M Negm Salomon Cohen Vijay K Anand Theodore H Schwartz

Anterior cerebral artery (ACA) encasement is often considered a contraindication for an endonasal endoscopic transsphenoidal approach. We report a patient with a tuberculum sella meningioma with ACA encasement, in whom a gross total excision was achieved through an endonasal endoscopic transsphenoidal transtuberculum, transplanum approach. The tumor was sharply dissected along the left ACA usin...

Journal: :Arquivos de neuro-psiquiatria 2016
Edson Rocha Constantino Rafael Leal Christian Cândido Ferreira Marcus André Acioly José Alberto Landeiro

Objective In this study, we investigate our institutional experience of patients who underwent endoscopic endonasal transsphenoidal approach for treatment of large and giant pituitary adenomas emphasizing the surgical results and approach-related complications. Method The authors reviewed 28 consecutive patients who underwent surgery between March, 2010 and March, 2014. Results The mean preoper...

2016
Trevor G. Hackman

Skull base surgical defects present unique challenges to anatomic and functional reconstruction. Fortunately, many endonasal skull base defects are successfully managed with a variety of local and regional reconstructive techniques. However, when prior surgery or radiotherapy eliminates the use of these local and regional reconstructive options, more elaborate free tissue transfer techniques ar...

2016
Akihiro HIRAYAMA Fuminari KOMATSU Kazuko HOTTA Masaaki IMAI Shinri ODA Masami SHIMODA Mitsunori MATSUMAE

An 89-year-old male presented with cerebrospinal fluid (CSF) rhinorrhea associated with head trauma sustained as a pedestrian in a traffic accident. Computed tomography (CT) showed pneumocephalus and multiple cranial bone fractures, including the clivus. Although the CSF rhinorrhea was treated conservatively for a week, clinical symptoms did not improve and surgical repair was performed. Preope...

Journal: :Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2016
Orhan Ozturan Alper Yenigun Erol Senturk Sabri Baki Eren Fadlullah Aksoy

We evaluated the efficacy of interpositional auricular cartilage grafting for perforation with an endoscopic endonasal approach via a mucosal regeneration technique. In total, 12 patients with symptomatic septal perforations were operated on by way of an endoscopic endonasal approach after an adequately sized cartilage graft was harvested. The graft was inserted between the circumferentially in...

2010
Achim G. Beule

In this review, anatomy and physiology of the respiratory mucosa of nose and paranasal sinuses are summarized under the aspect of its clinical significance. Basics of endonasal cleaning including mucociliary clearance and nasal reflexes, as well as defence mechanisms are explained. Physiological wound healing, aspects of endonasal topical medical therapy and typical diagnostic procedures to eva...

Journal: :Brazilian journal of otorhinolaryngology 2017
Yunus Karadavut Ilker Akyıldız Hatice Karadaş Aykut Erdem Dinç Gökçe Tulacı Eren Tastan

INTRODUCTION Septal deviation is a common disease seen in daily otorhinolaryngology practice and septoplasty is a commonly performed surgical procedure. Caudal septum deviation is also a challenging pathology for ear, nose, and throat specialists. Many techniques are defined for caudal septal deviation. OBJECTIVE To evaluate the effectiveness of caudal septal extension graft (CSEG) applicatio...

2018
Zhengyi Guo Chunli Liu Haifeng Hou Ruiying Li Jichun Su Fuyong Zhang Guoqiang Xing Linlin Qian Jianfeng Qiu Yuanzhong Xie Ningxi Zhu

BACKGROUND This study aimed to retrospectively analyze patient clinical data to investigate the effects of computed tomography (CT) reconstruction and the measurement of abnormal structures in the endonasal sphenoidal sinus approach on the operative effects in patients undergoing pituitary adenoma resection. MATERIAL AND METHODS The records of 53 patients who underwent pituitary adenoma resecti...

2012
Rekha R. Mudhol Amal Das

Aim: The aim of the study is to visualize the patency and measure the ostium size at the end of Endonasal DCR with mitomycin C (MMC) versus control and to assess the role of Mitomycin C in maintaining patency of nasolacrimal drainage system. Design: Prospective randomized controlled study Participants: Sixty patients who consented for this study was subjected to endonasal DCR and randomised int...

2015
Azin Ahrari Mohamed Labib Denis Gravel Kristian I. Macdonald

Introduction Giant cell-rich osteosarcoma (GCRO) is a rare pathologic diagnosis, and most cases have involved the appendicular skeleton. We present a challenging diagnosis of GCRO of the skull base treated with an endoscopic endonasal approach. Case Presentation An 18-year-old female patient presented with acute monocular visual loss. Imaging revealed a large clival mass encasing the internal c...

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