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View article: Three‐Dimensional Printing Simulator for Endoscopic Adenoidectomy Training
Three‐Dimensional Printing Simulator for Endoscopic Adenoidectomy Training Open
This article presents an innovative approach to adenoidectomy training through the development of a 3‐dimensional (3D) printing model, termed e‐A.L.Ex (endoscopic‐adenoidectomy learning experience). Adenoidectomy, a common procedure in oto…
View article: Expert Strategies: Skull Base Reconstruction—Global Perspectives, Insights, and Algorithms through a Mixed Methods Approach
Expert Strategies: Skull Base Reconstruction—Global Perspectives, Insights, and Algorithms through a Mixed Methods Approach Open
Objective There is limited consensus on endoscopic skull base surgery (ESBS) reconstruction principles. This study aims to generate comprehensive themes regarding ESBS reconstruction by pooling the experiences of ESBS experts, with compari…
View article: The Agger Nasi Dacryocystorhinostomy: A New Technique for Endoscopic Dacryocystorhinostomy
The Agger Nasi Dacryocystorhinostomy: A New Technique for Endoscopic Dacryocystorhinostomy Open
Objective: Endoscopic dacryocystorhinostomy (DCR) is the gold-standard procedure for the treatment of nasolacrimal duct obstruction, aiming to open the lacrimal sac (LS) directly into the nasal cavity and thus re-establish drainage of the …
View article: Modified palatal flap via soft palate for skull base reconstruction
Modified palatal flap via soft palate for skull base reconstruction Open
The palatal flap via the soft palate described in this study proved to be a metrically viable alternative in cadaveric and tomographic studies for use in endonasal surgeries, as well as for skull base and adjacent regions.
View article: The Agger nasi DCR: a new technique for endoscopic dacryocystorhinostomy
The Agger nasi DCR: a new technique for endoscopic dacryocystorhinostomy Open
Purpose Endoscopic dacryocystorhinostomy (DCR) is the gold-standard procedure for the treatment of nasolacrimal duct obstruction, aiming to open the lacrimal sac directly into the nasal cavity and thus re-establish drainage of the tear pat…
View article: Relationship of the anterior ethmoid sinus to the lacrimal sac: a computed tomography study
Relationship of the anterior ethmoid sinus to the lacrimal sac: a computed tomography study Open
Objective: To analyze the anatomical relationship between the lacrimal sac and the agger nasi cell on Computed Tomography (CT); to correlate the right and left sides on each scan. Methods: CT scans of adult patients were reviewed for pneum…
View article: Smartphone-enabled otoscopy: method evaluation in clinical practice
Smartphone-enabled otoscopy: method evaluation in clinical practice Open
Objective: To assess the diagnostic agreement between smartphone-enabled otoscopy and rigid otoendoscopy in tympanic membrane and middle ear diseases. Methods: A cross-sectional study was carried out to analyze otoscopies in patients seen …
View article: Breaking paradigms in severe epistaxis: the importance of looking for the S-point
Breaking paradigms in severe epistaxis: the importance of looking for the S-point Open
Introduction: Since the introduction of nasal endoscopy into the field of Otorhinolaryngology, the treatment paradigm for cases of severe epistaxis has shifted toward early and precise identification of the bleeding site. Although severe e…
View article: Chemical and cytological analysis of cerebral spinal fluid after intrathecal injection of hypodense fluorescein
Chemical and cytological analysis of cerebral spinal fluid after intrathecal injection of hypodense fluorescein Open
INTRODUCTION: Intrathecal fluorescein has been effective for topographic diagnosis of rhinoliquorrhea. Nonetheless, there are no reports on the study of cerebral spinal fluid (CSF) after use of intrathecal fluorescein. OBJECTIVE: A prospec…
View article: Efficacy of syringe-irrigation topical therapy and the influence of the middle turbinate in sinus penetration of solutions
Efficacy of syringe-irrigation topical therapy and the influence of the middle turbinate in sinus penetration of solutions Open
Introduction: Topical therapies are the best postoperative treatment option for chronic rhinosinusitis, especially those with high volume and pressure, such as the squeeze bottles. However, they are not an available option in Brazil, where…
View article: Endoscopic sinus surgery dissection courses using a real simulator: the benefits of this training
Endoscopic sinus surgery dissection courses using a real simulator: the benefits of this training Open
INTRODUCTION: Endonasal surgeries are among the most common procedures performed in otolaryngology. Due to difficulty in cadaver acquisition and the intrinsic risks of training residents during operations on real patients, nasosinusal endo…
View article: New Nasopharyngeal Flap for Posterior Skull-base Reconstruction: The Upper-Tongue Flap
New Nasopharyngeal Flap for Posterior Skull-base Reconstruction: The Upper-Tongue Flap Open
Introduction Reconstructions of clival resection are still challenging, and additional reconstructive methods may be necessary to achieve full coverage of the skull-base defect in patients with middle- and lower-clivus disease. Objective T…
View article: Characterization of outcomes and practices utilized in the management of internal carotid artery injury not requiring definitive endovascular management
Characterization of outcomes and practices utilized in the management of internal carotid artery injury not requiring definitive endovascular management Open
Background After internal carotid artery (ICA) injury during endoscopic skull base surgery, the majority of patients undergo ICA embolization or stenting to treat active extravasation or pseudoaneurysm development. However, management prac…
View article: Effectiveness of balloon sinuplasty in patients with chronic rhinosinusitis without polyposis,
Effectiveness of balloon sinuplasty in patients with chronic rhinosinusitis without polyposis, Open
Introduction: Balloon sinuplasty is a minimally invasive endoscopic procedure, developed with the aim of restoring patency of the paranasal sinuses ostia with minimal damage to the mucosa. Objective: To evaluate the effectiveness of balloo…
View article: The Frontal Sinus and Frontal Recess: Anatomical, Radiological and Surgical Concepts
The Frontal Sinus and Frontal Recess: Anatomical, Radiological and Surgical Concepts Open
Introduction The frontal sinus (FS) is the most complex of the paranasal sinuses due to its location, anatomical variations and multiple clinical presentations. The surgical management of the FS and of the frontal recess (FR) is technicall…
View article: Systematic endoscopic assessment of bleeding sites in severe epistaxis: the role of the S-point and the superior epistaxis
Systematic endoscopic assessment of bleeding sites in severe epistaxis: the role of the S-point and the superior epistaxis Open
Systematic endoscopic assessment effectively identified bleeding sites in 69.8% of severe epistaxis. The S-point was the most common bleeding site identified (28.3%). Finally, superior epistaxis corresponded to more than half of the identi…
View article: Endoscope-Assisted Middle Fossa Approach: Optimizing the Surgical Corridor for the Resection of Multicompartmental Chordomas
Endoscope-Assisted Middle Fossa Approach: Optimizing the Surgical Corridor for the Resection of Multicompartmental Chordomas Open
Background Skull base chordomas are a major therapeutic challenge. The surgical management involves selecting an approach that will offer the patient the best chance of largest/complete removal while minimizing morbidity and mortality. Met…
View article: Assessment of Factors Associated With Internal Carotid Injury in Expanded Endoscopic Endonasal Skull Base Surgery
Assessment of Factors Associated With Internal Carotid Injury in Expanded Endoscopic Endonasal Skull Base Surgery Open
This study found that human factors were associated with intraoperative ICA injuries; however, they were usually accompanied by other deficiencies. These findings suggest that identifying risk factors is crucial for preventing such injurie…
View article: A Primary Clival Defect: Endoscopic Binostril Approach With Nasal Septal Flap Closure and Preservation of Septal Integrity
A Primary Clival Defect: Endoscopic Binostril Approach With Nasal Septal Flap Closure and Preservation of Septal Integrity Open
Primary spontaneous cerebrospinal fluid (CSF) rhinorrhea is an unusual phenomenon that may occur anywhere along the skull base. However, CSF leaks originating from clival defects are rarely reported in the literature. The majority of repor…
View article: Nasal Polyposis: More than a Chronic Inflammatory Disorder—A Disease of Mechanical Dysfunction—The São Paulo Position
Nasal Polyposis: More than a Chronic Inflammatory Disorder—A Disease of Mechanical Dysfunction—The São Paulo Position Open
Introduction The importance of our study lies in the fact that we have demonstrated the occurrence of mechanical dysfunction within polypoid tissues, which promotes the development of polyps in the nasal cavity. Objective To change the par…
View article: Anatomical relations between the frontal sinus drainage pathway and the agger nasi cell
Anatomical relations between the frontal sinus drainage pathway and the agger nasi cell Open
\n\tIntroduction:The anatomy of the frontal sinus drainage pathway is extremely variable. The definition of its relations to the agger nasi cell (ANC) greatly facilitates its understanding and, therefore, the planning of surgical approach…