Results 21 to 30 of about 347,797 (306)

Anatomical variation in the drainage pattern of frontal sinus - A cadaveric study

National Journal of Clinical Anatomy, 2019
Background A proper and detailed knowledge about the frontal sinus drainage pathway is essential for the radiologist to interpret the computed tomography scan of the paranasal air sinuses to find out normal and variant in the anatomy of frontal sinus ...
C Gnanavelraja, S D Nalinakumari, M Rajajeyakumar   +2 more
doaj   +1 more source

A prospective study to determine and compare the sizes of the frontal sinus by age and gender

Advances in Human Biology, 2022
Introduction: Determination of gender and estimation of stature from the skeleton is vital to medicolegal inquiries. CT scan measurements of maxillary and frontal sinuses are thought to be useful for gender determination.
Anoop Singh Gurjar, Manisha Gurjar
doaj   +1 more source

Simulation of near-infrared light absorption considering individual head and prefrontal cortex anatomy: implications for optical neuroimaging [PDF]

, 2011
Functional near-infrared spectroscopy (fNIRS) is an established optical neuroimaging method for measuring functional hemodynamic responses to infer neural activation.
Ruth A. Bremiller, Tom A. Titus, Detlev Schindler, Ehlis Ann-Christine, Fallgatter Andreas J., John H Postlethwait, Hahn Tim, Schindler, Detlev, John P Kanki, Postlethwait, John H., Fallgatter, Andreas J., Erin M Gray, John H. Postlethwait, Häußinger, Florian Benedikt, Heinzel, Sebastian, Florian B Haeussinger, BreMiller, Ruth A., Yi-Lin Yan, Cristian Cañestro, Tim Hahn, Lin Yan, Adam Johnston, Haeussinger Florian B., Florian B. Haeussinger, Ruth A BreMiller, Andreas J Fallgatter, Adriana Rodríguez-Marí, Catherine Wilson, John P. Kanki, He, Xinjun, Fallgatter, Andreas Jochen, Xinjun He, Sebastian Heinzel, Jan Spitsbergen, Heinzel Sebastian, Martin Schecklmann, Canestro, Cristian, Indrajit Nanda, Hahn, Tim, Gray, Erin M., Haeussinger, Florian B., Andreas J. Fallgatter, Rodríguez-Mari, Adriana, Hashimoto, Kenji, Spitsbergen, Jan, Tom A Titus, Erin M. Gray, Kanki, John P., Schecklmann, Martin, Titus, Tom A., Johnston, Adam, Schecklmann Martin, Nanda, Indrajit, Indrajit N, Wilson, Catherine, Ann-Christine Ehlis, Yan, Yi-Lin, Ehlis, Ann-Christine, Cañestro Cristian, Johnston Adam, Titus, T. A., Nanda Indrajit, Postlethwait John H., Nanda, I., Wilson Catherine, Kanki, J. P., Rodríguez Marí, Adriana, Spitsbergen Jan, Schindler Detlev, Cañestro García, Cristian, Kanki John P., Rodríguez-Marí Adriana, He Xinjun, Grayl, E. M., Yan Yi-Lin, Schindeler, D., Spitsbergen, J., Titus Tom A., Johnston, A., Gray Erin M., BreMiller Ruth A.   +80 more
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Extended endoscopic frontal nasal sinus surgery in management of chronic and recurrent frontal sinus diseases

The Egyptian Journal of Otolaryngology, 2021
Background The anatomical variation of the frontal sinus and its intimate relation to the skull base and orbit makes its surgery demanding. The extended endoscopic frontal sinus surgery allows wide better drainage and preventing the recurrence of the ...
Ahmed Sobhi Abdelaal, Mohamed Kamel Al Awady, Tawfik Abdelaty Elkholy   +2 more
doaj   +1 more source

Rare Presentations of Frontal Sinus Fungus Ball: A Systematic Review

International Archives of Otorhinolaryngology, 2022
Introduction The sinus fungus ball is an agglomeration of debris and hyphae, mainly caused by Aspergillus fumigatus, within the paranasal sinus, commonly affecting a single sinus, and it only rarely affects the frontal sinus.
Bárbara Okabaiasse Luizeti, Lesley Ane Roks de Lima, Jonas Willian Spies, Guilherme Constante Preis Sella   +3 more
doaj   +1 more source

Delayed endoscopic assisted percutaneous reduction of anterior table frontal sinus fractures

Otolaryngology Case Reports, 2021
Endoscopic approaches to the management of frontal sinus fractures continue to become more commonplace. Anterior table fractures amenable to reduction by these techniques are optimally managed within the first five to ten days to avoid fibrosis of the ...
Thomas J. Gal, Robin Pappal
doaj   +1 more source

Limitations of balloon sinuplasty in frontal sinus surgery [PDF]

, 2011
Balloon sinuplasty is a tool that is used to treat selected patients with paranasal sinus pathologies. No studies have investigated the aetiology of failed access to the frontal sinus.
Leunig, A, H. R. Briner, Briner, H R, Eckardt, J, Caversaccio, M D, S. Heimgartner, Simmen, D, A. Leunig, J. Eckardt, Heimgartner, S, D. Simmen, M. D. Caversaccio   +11 more
core   +2 more sources

Case report: Endoscopic frontal sinus opening surgery for noninflammatory frontal sinus headache: A short case series

Frontiers in Surgery, 2023
ObjectiveThe objectives of this study were to analyze rhinogenic headache, i.e., noninflammatory frontal sinus headache, a headache caused by bony obstruction of the frontal sinus drainage channels that receives relatively insufficient attention ...
Yan Xie, Shiqi Wu, Wanling Cui, Dandi Zeng, Feifei Chen, Fangqi Liang, Rongrong Lu, Chenyu Zhang, Luyun Jiang   +8 more
doaj   +1 more source

The Analysis of Patients Operated for Frontal Sinus Osteomas [PDF]

, 2015
Objective:Paranasal sinus osteomas are benign tumors that are smooth-walled, slow-growing, and induced by bone tissue. Although their most common localization is the frontal sinus, some osteomas are seen in the ethmoid, maxillary, and sphenoid sinuses ...
Hamdi Çaklı, Şükrü Turan, Ercan Kaya, Mehmet Özgür Pınarbaşlı   +3 more
core   +1 more source

Endoscopic approach to the frontal sinus

, 2021
The improvement in imaging quality with high resolution, and multiplanar reconstruction of frontal sinus complex anatomy is of great clinical interest in view of the extensive developments in powered instruments, better endoscopic devices, and surgical ...
De Luca S., Gazia F., d'Alcontres F. S., Galletti F., Galletti C., Freni F., Lizzio R., Ciodaro F.   +7 more
core   +1 more source