Results 1 to 10 of about 77,098 (355)

Evaluation of the Maxillary Sinus of Patients with Maxillary Posterior Implants: A CBCT Cross-Sectional Study

open access: yesDiagnostics, 2022
Background: During oral rehabilitation, dental implants in the posterior maxilla can penetrate the maxillary sinus. The aim was to evaluate the presence of maxillary sinus abnormalities in patients with dental implants in the posterior maxillary region ...
Lucas Lenyn Vieira Chaves   +7 more
doaj   +1 more source

Comparison of biological and mechanical properties of different paranasal sinus mucosa in goat

open access: yesBMC Oral Health, 2022
Objective The present study was designed to explore endurable pressure intensity of different paranasal sinus mucosa in goats. Method Mucosa commonly involved in maxillary sinus augmentation, including mucosa from maxillary sinus crest, maxillary sinus ...
Xinyu Fang   +10 more
doaj   +1 more source

Maxillary sinus schwannoma [PDF]

open access: yesBMJ Case Reports, 2018
Schwannoma (neurilemmoma) is a benign tumour that arises from the Schwann cells which cover the nerve sheaths of the peripheral or autonomic nervous system especially the sympathetic system. Reported cases of schwannoma arising from the sinonasal tract are rare. We report a case of a 28-year-old man who presented to otolaryngology—head and neck surgery
Bader Mohammed Alim   +2 more
openaire   +2 more sources

The role of the membrane of the maxillary sinus in space osteogenesis under the sinus floor after elevation of the sinus floor

open access: yes口腔疾病防治, 2020
With the continuous development of maxillary sinus floor elevation technology, the osteogenesis mechanism of maxillary sinus floor elevation has always been a concern of scholars.
CHEN Songling, ZHU Shuangxi
doaj   +1 more source

The relationship between the roots of posterior maxillary teeth and adjacent maxillary sinus floor was associated with maxillary sinus dimension

open access: yesJournal of Medical Sciences, 2020
Background: The dimension of maxillary sinus is dynamic and might complicate the dental practice. Therefore, the purpose of this study is to analyze maxillary sinus dimension with respect to different ages, genders, tooth sites, and relationships between
Po-Sheng Chan   +8 more
doaj   +1 more source

Novel Management for Severe Odontogenic Maxillary Sinusitis Based on Pathophysiology

open access: yesCase Reports in Dentistry, 2022
Endoscopic sinus surgery is commonly performed to treat odontogenic maxillary sinusitis. However, recurrence and natural ostium reclosure often occur due to the inadequate patency of the excretory route.
Yoshio Ohyama   +2 more
doaj   +1 more source

Cone-beam CT analysis of anatomical structure of maxillary sinus arteries

open access: yesShanghai Jiaotong Daxue xuebao. Yixue ban, 2023
Objective·To analyze the anatomical structural characteristics of maxillary sinus artery (MSA) by cone-beam CT (CBCT) measurement.Methods·The MSAs in the bilateral maxillary sinuses were observed in 1 021 patients who went to Ruijin Hospital, Shanghai ...
WU Jiongrui, GAO Yiming
doaj   +1 more source

Anatomical considerations for natural tooth-related maxillary sinus floor elevation of maxillary posterior teeth [PDF]

open access: yes口腔疾病防治
Endodontic microsurgery is an important treatment for endodontic disease and maxillary sinusitis of endodontic origin of maxillary posterior teeth. However, endodontic microsurgery is challenging due to the close proximity between the maxillary posterior
JI Xiao, ZHANG Lan, HUANG Dingming
doaj   +1 more source

Assessment of the Relationship between Maxillary Posterior Teeth and Maxillary Sinus Using Cone-Beam Computed Tomography

open access: yesInternational Journal of Dentistry, 2022
Introduction. Because of the close contact between maxillary sinus and maxillary posterior teeth, procedural errors such as perforation of the sinus may occur during surgical intervention resulting in oroantral communication, which if not corrected ...
Alaa Abdelqader Altaweel   +8 more
doaj   +1 more source

Maxillary sinus haematoma [PDF]

open access: yesThe Journal of Laryngology & Otology, 2007
AbstractThe maxillary sinus haematoma is an uncommon cause of a maxillary sinus mass. It presents with a variety of symptoms, the most common being epistaxis. Although histologically benign, it may be clinically progressive. Radiological findings can range from a benign appearance to a more aggressive process, including bony erosion.
Lim, M   +4 more
openaire   +3 more sources

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