Results 91 to 100 of about 5,408,184 (185)

Do evolutionary algorithm dynamics create complex network structures? [PDF]

open access: yes, 2021
This paper presents a novel method for visualizing the dynamics of evolutionary algorithms in the form of complex networks. We discuss the analogy between individuals in populations in an arbitrary evolutionary algorithm and vertices of a complex network,
Jašek, Roman   +3 more
core   +1 more source

Prevalence of Infraobital Ethmoid (Hallers) Air Cells on Panoramic Radiographs of Patients Older than 4 Years Referred to Dental School of Islamic Azad University Khorasgan Branch

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2016
Introduction: Infraorbital ethmoid air cells are such anatomical variations may result sinusitis. CT scan is commonly used for imaging infraorbital ethmoid cells but panoramic radiographs often show infraorbital ethmoid cells.
L Davoodi   +3 more
doaj  

Estudio piloto sobre prevalencia de variaciones anatómicas en cavidad nasal y complejo osteomeatal, vistas en tomografía computarizada Cone Beam [PDF]

open access: yes, 2014
49 p.La Tomografía Computarizada Cone Beam es una tecnología aplicada ampliamente en múltiples disciplinas odontológicas, permitiendo observar estructuras importantes adyacentes como los senos maxilares y cavidad nasal. El objetivo de este estudio piloto
San Pedro Valenzuela, Jaime (Prof. Guía)   +2 more
core  

Multi-detector Computed Tomography Evaluation of Variant Paranasal Sinuses Anatomy and its Pre-operative Impact in Functional Endoscopic Sinus Surgery

open access: yesRUHS Journal of Health Sciences
Introduction: Conventional radiography is beneficial only in providing information about frontal and maxillary sinuses; its role in evaluation of osteomeatal complex, ethmoid, sphenoid, and nasal cavity is very limited. The present study was conducted to
Sanchit Goyal, Bijendar Kumar Meena, Himanshu Sharma, Neha Agrawal
doaj   +1 more source

Inflammatory Septal Nasal Polyp [PDF]

open access: yesIranian Journal of Otorhinolaryngology, 2015
Introduction: Nasal polyps are benign prolapsed mucosal lesions which commonly arise from the paranasal sinuses and lateral walls of the nose especially the contact areas of osteomeatal complex. Though nasal polyps arising from the nasal septum have been
Neha Salaria   +4 more
doaj  

Laughter-induced transient vision loss in a patient with silent sinus syndrome

open access: yes, 2017
Silent sinus syndrome is a rare disease when the maxillary osteomeatal complex is blocked, resulting in negative maxillary sinus pressure and eventual atelectasis of the maxillary ...
Sara N. Reggie; Krishna Kalyam; Sophia Chung; John Holds
core  

Comparison between preoperative computed tomography scan of paranasal sinuses and operative findings in functional endoscopic sinus surgery (FESS) in chronic sinusitis [PDF]

open access: yes, 2016
Background and objectives: The study was done to evaluate the role of computed tomography (CT) in clinically suspected cases of chronic sinusitis for detection, assessment of anatomical variants and pathological abnormalities of nasal cavity and ...
Kumari, Amita   +5 more
core   +1 more source

Maxillary Antrolith: A Rare Cause of the Recurrent Sinusitis

open access: yesCase Reports in Otolaryngology, 2013
Introduction. An antrolith is a calcified mass within the maxillary sinus. The origin of the nidus of calcification may be extrinsic (foreign body in sinus) or intrinsic (stagnant mucus and fungal ball). Most antroliths are small and asymptomatic. Larger
Vijendra Shenoy   +2 more
doaj   +1 more source

Size of Bulla Ethmoidalis and Sinonasal Mucosa: Does it Matters in Osteomeatal Complex Obstruction?

open access: yesInternational Journal of Anatomy and Applied Physiology, 2018
Introduction: Bulla ethmoidalis is derived from the Latin word where bulla means a hollow, thin-walled, bony prominence. It is formed by pneumatisation of the bulla lamella or second ethmoid basal lamella. An extensively pneumatised bulla may expand anteriorly coming into intimate contact with the posterior free margin of the uncinate process, thereby ...
Ankolekar VH, Hosapatna M, Prasanna LC
openaire   +2 more sources

Evaluation of haller cell on CBCT and its association with maxillary sinus pathologies

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2018
Introduction: Haller cells, an anatomical variation in paranasal sinuses, have also been suggested as a causative factor in maxillary sinus disease because of their ability to cause narrowing of the infundibulum because of their complex positioning ...
Pallavi Kamdi   +5 more
doaj   +1 more source

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