Results 41 to 50 of about 38,540 (264)

Frontal Sinus Stents [PDF]

open access: yesThe Laryngoscope, 2000
AbstractObjectives The formation of scar tissue, synechiae, or osteogenesis in the narrow frontal outflow tract after instrumentation of the frontal sinus has led to attempts to enlarge the frontal duct or stenting.Study Design Prospective pilot study.Results Sixty‐four Freeman frontal sinus stents were used to maintain patency in 46 patients.
S B, Freeman, E D, Blom
openaire   +2 more sources

Rhinology Fellowship Training in the United States: Insights From a National Survey

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background The proportion of otolaryngology trainees pursuing fellowship has increased alongside rapid expansion in rhinology fellowship programs. Contemporary data evaluating trainee motivations, expectations, and outcomes remain limited. This study assesses contemporary data evaluating trainee motivations, expectations, and outcomes among US
Daniel B. Spielman   +7 more
wiley   +1 more source

The Mixed Neutrophilic–Eosinophilic Endotype of CRSwNP Blunts Postsurgical Improvement as Determined by the Completeness of Surgery Index

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background The Completeness of Surgery Index (CoSI) is a novel metric for assessing surgical quality in chronic rhinosinusitis with nasal polyps (CRSwNP). Structured histopathology (SHP) is helpful for characterizing drivers of inflammation. Integrating these two tools to identify patients at higher risk for surgically recalcitrant disease has
Vidit M. Talati   +12 more
wiley   +1 more source

Redescription of the Triassic cynodont Cistecynodon parvus and reassessment of its phylogeny

open access: yesThe Anatomical Record, EarlyView.
Abstract Cynodontia is an important subclade of Therapsida that first occurred in the late Permian. It includes extinct subclades which are the non‐mammaliaform cynodonts and Mammaliaformes, with the latter ultimately giving rise to crown mammals. The systematics of non‐mammaliaform cynodonts has been extensively studied and is relatively well‐resolved,
Erin S. Lund   +4 more
wiley   +1 more source

Osteoplastic Flap Approach to Inverted Papilloma of the Frontal Sinus

open access: yesHaseki Tıp Bülteni, 2014
Inverted papilloma is a locally aggressive benign disease. Patients most commonly present with unilateral nasal obstruction. Isolated frontal sinus inverted papilloma may remain asymptomatic for a long time.
Tolgar Lütfi Kumral   +4 more
doaj   +1 more source

SOX6 is expressed in various cell lineages in the developing mouse heart and contributes to proper valvuloseptal development

open access: yesThe Anatomical Record, EarlyView.
Abstract Cells derived from the endocardium, epicardium, cardiac neural crest, and second heart field play a critical role in the formation of the valvuloseptal structures of the heart. Previous studies have shown that the expression of the transcription factor SOX9 in these cell populations is essential in the regulation of this process.
Hannah G. Tarolli   +6 more
wiley   +1 more source

Treatment outcome and prognostic factors of inverted papilloma involving the frontal sinus

open access: yesLaryngoscope Investigative Otolaryngology
Objectives This study aimed to evaluate the characteristics and treatment outcomes of inverted papillomas involving the frontal sinus. Methods Patients treated for inverted papilloma involving the frontal sinus between 2003 and 2020 were reviewed. Tumors
Sung‐Woo Cho   +7 more
doaj   +1 more source

Taiwanese Population Prevalence of Frontal Sinus Architecture Variations and Relationships with Frontal Sinusitis in Comparison to Worldwide Prevalence

open access: yesJournal of Medical Sciences
Background: Understanding the structural anatomy of the frontal sinus, frontal recess, and drainage pathway is essential for ensuring the success of frontal sinusitis surgery.
Ting-Wei Chang   +2 more
doaj   +1 more source

Craniofacial growth, modeling, and estimation of milestones

open access: yesThe Anatomical Record, EarlyView.
Abstract Understanding craniofacial growth is foundational for research into intra‐ and interspecies variation, evolution, and clinical care. The Craniofacial Growth Consortium Study (CGCS), combines cephalographs from historical growth studies to create a dense longitudinal record of growth from 6 to 22 years of age.
Richard J. Sherwood   +6 more
wiley   +1 more source

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