The anatomy of the nasal cavities and paranasal sinuses is one of the most varied in the
human body. The aim of this study is to review the prevalence of anatomical variations in the …

The three-dimensional anatomy of the frontal sinus and its outflow tract is complex and
demonstrates a great degree of variability among patients. Consequently, careful …

Objective: To identify frontal sinus anatomical variations grouped by patient sex, race, and
presence of chronic rhinosinusitis with frontal sinus involvement (CRFS) using the …

The aim of this study is to describe the morphology of frontal recess area with its anatomical
variations and to reveal if frontal recess morphology and the anatomical variations related to …

目的三维重建分析鼻丘气房(ANC) 形态特征及额窦口(FSO) 参数在慢性额窦炎(CFS)
中的相关性. 方法回顾性分析2019 年9 月-2022 年6 月新乡医学院第一附属医院80 …

The frontal recess region has a complex anatomy and HRCT scans of the paranasal sinuses
(PNS) are the gold standard in evaluating it. Classification systems have been established to …

Background Anatomical variations of the nose and paranasal sinuses are one of the
contributing factors in developing Chronic Rhinosinusitis (CRS) predisposing factor and …

Introdução: A drenagem do seio frontal ocorre em um estreito espaço tridimensional com
formato em ampulheta, denominado de recesso do frontal, delimitado por quatro paredes …

Objectives: To determine the prevalence of frontoethmoidal cells (FECs) in patients with and
without frontal sinus/recess mucosal thickening and to establish the relationship between …

Objective: To investigate the role of nasal septal deviation on the presence or distribution
patterns of the frontal ethmoidal cells (types I to IV), the pneumatization patterns of the frontal …