نتایج جستجو برای: frontal sinus

تعداد نتایج: 81816  

Journal: :Minimally invasive neurosurgery : MIN 2003
J M Pondé P Metzger G Amaral M Machado M Prandini

INTRODUCTION Minimally invasive approaches are increasing in popularity. We have undertaken an anatomic and radiological study of the frontal sinus that is frequently involved in the supercilliary minicraniotomy used to access the parasellar region. OBJECTIVE We wanted to evaluate the prevalence and morphological characteristics of the frontal sinus in a certain population sample. METHODS 9...

Journal: :Folia morphologica 2013
S Bilgin U H Kantarcı M Duymus C H Yildirim B Ercakmak G Orman C Gunenc Beser M Kaya M Gok A Akbasak

BACKGROUND Frontal sinuses are 2 irregular cavities, placed between 2 lamina of frontal bone. Expansion continues during childhood and reaches full size after puberty. Persistent metopic suture is one of the factors that are related to abnormal frontal sinus development. In this study, we want to discuss about the coexistence of persistent metopic suture and abnormal frontal sinus development u...

Journal: :Plastic and reconstructive surgery 2016
Wen Xu Jing Li Patrick A Gerety Jesse A Taylor Scott P Bartlett

BACKGROUND Fronto-orbital advancement for nonsyndromic craniosynostosis has been thought to injure frontal sinus buds, lead to chronic sinus disease, and influence final forehead shape. This study investigates the effect of fronto-orbital advancement in infancy on subsequent frontal sinus volume, morphology, and disease. METHODS The authors conducted a retrospective review of nonsyndromic cra...

2017
Ertugrul Tatlisumak Mahmut Asirdizer Aydin Bora Yavuz Hekimoglu Yasin Etli Orhan Gumus Siddik Keskin

OBJECTIVES To define the dimensions of the frontal sinus in groups standardized for age and gender and to discuss the reasons and the effects of the variations. Methods: Frontal sinus measurements were obtained from paranasal CTscans of 180 males and 180 females in the Radiology Department of Dursun Odabas Medical Center of Yuzuncu Yil University, Van, which is located in Eastern Turkey, betwee...

2014
Gitanjali M. Fleischman Justin D. Miller Grace G. Kim Adam M. Zanation Charles S. Ebert

The presence of frontal cells poses unique challenges when using endoscopic approaches. This study describes the use of a balloon dilation system as an aid for functional endoscopic sinus surgery (FESS) to access the frontal sinus in cases that would traditionally require open approaches. We present a case series of four patients with chronic rhinosinusitis refractive to medical management who ...

2013
Takahiro Sasaki Toshikazu Yamoto Koji Fujita Naoyuki Nakao

Orbital emphysema is usually caused by trauma and fracture of an orbital bone, allowing air to pass from the sinuses into the orbit. Orbital emphysema without any significant trauma is rare. We present a case of a 67-year-old-woman who complained of left exophthalmos without any history of trauma, sneezing, or sinus surgery. Computed tomography scanning showed left orbital emphysema protruding ...

Journal: :Proceedings of the Royal Society of Medicine 1920

Journal: :Proceedings of the Royal Society of Medicine 1927

Journal: :The Journal of Laryngology & Otology 1921

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