Results 21 to 30 of about 687,399 (266)

Clinical, morphological, CT and MRI characteristics of anterior skull base and orbital tumors

Journal of Ophthalmology, 2020
Background: Tumors of the anterior skull base and orbit (ASBOT) are more commonly epithelial malignancies arising in the nasal cavity, paranasal sinuses, and orbit, and, of ASBOT, approximately 25%-30% are diagnosed in advanced cases.
O. I. Palamar, E. V. Lukach, A.P. Guk, A. P. Maletskyi, S. I. Poliakova, O. V. Kravets, Yu. O. Serezhko, D. I. Okonskyi   +7 more
doaj   +1 more source

Rapid Automated Analysis of Skull Base Tumor Specimens Using Intraoperative Optical Imaging and Artificial Intelligence [PDF]

Neurosurgery 90 (6), 758-767, 2022, 2021
Background: Accurate diagnosis of skull base tumors is essential for providing personalized surgical treatment strategies. Intraoperative diagnosis can be challenging due to tumor diversity and lack of intraoperative pathology resources. Objective: To develop an independent and parallel intraoperative pathology workflow that can provide rapid and ...
arxiv   +1 more source

Endoscopic Versus Traditional Craniofacial Resection for Patients with Sinonasal Tumors Involving the Anterior Skull Base [PDF]

Clinical and Experimental Otorhinolaryngology, 2008
ObjectivesWith the advent of microdebriders and image guidance systems, endoscope-assisted surgery is now more widely used for the treatment of tumors involving the base of the skull.
Bong Jik Kim, Dae Woo Kim, Si Whan Kim, Doo Hee Han, Dong-Young Kim, Chae-Seo Rhee, Chul Hee Lee   +6 more
doaj   +1 more source

Pigmentary keratitis and mixed chromatophoroma in a betta fish (Betta splendens)

Aquaculture, Fish and Fisheries, Volume 2, Issue 6, Page 587-592, December 2022., 2022
Graphical Abstract This clinical case report describes a <1 year old betta fish that developed pigmentary keratitis, anterior uveitis, and a mixed chromatophoroma that led to the patient's death. A review of available anecdotal and scientific literature suggests that there may have been a genetic cause for these health problems.
Alicia McLaughlin, Ashley Emanuele, Catherine Hadfield, Kevin Snekvik   +3 more
wiley   +1 more source

Mucormycosis originated total maxillary and cranial base osteonecrosis: a possible misdiagnosis to malignancy

BMC Oral Health, 2021
Background This is a case of mucormycosis originated osteonecrosis of the maxilla extended to the cranial base, initially suspected of malignancy. The patient was first suspected with osteolytic sarcomatous lesion but was later diagnosed with total ...
Young Long Park, Sura Cho, Jin-Woo Kim
doaj   +1 more source

Bio‐inspired functional coacervates

Aggregate, Volume 3, Issue 6, December 2022., 2022
Bio‐inspired functional coacervates have diverse functions. Natural and synthetic coacervates are a new class of materials that have great potential for various biomedical applications, including medical adhesives, drug delivery, and tissue engineering.
Shujun Chen, Qi Guo, Jing Yu
wiley   +1 more source

Giant Petroclival Primary Intradural Chordoma: Case Report and Systematic Review of the Literature

Journal of Neurological Surgery Reports, 2014
Background Chordomas are rare, locally aggressive neoplasms thought to arise from notochordal remnants in the axial skeleton. Primary intradural chordomas are considered to be extremely rare.
Fahad AlOtaibi, Marie-Christine Guiot, Thierry Muanza, Salvatore Di Maio   +3 more
doaj   +1 more source

Primary Intraosseous Cavernous Hemangioma of the Clivus: Case Report and Review of the Literature

Journal of Neurological Surgery Reports, 2013
Primary intraosseous hemangiomas are benign, vascular malformations that account for approximately 1% of all primary bone neoplasms. These tumors are mostly found in vertebral bodies and are rarely seen in the calvarium, where they represent 0.2% of bony
Yakov Gologorsky, Raj K. Shrivastava, Fedor Panov, Justin Mascitelli, Anthony Del Signore, Satish Govindaraj, Mark Smethurst, David J. Bronster   +7 more
doaj   +1 more source

Proptosis secondary to a solitary plasmacytoma of the sphenoid bone: a case report on a rare skull base tumour

Egyptian Journal of Neurosurgery, 2022
Background Plasmacytomas of the skull base are not commonly encountered in clinical practice, with few reported cases in the literature. They form part of the spectrum of plasma cell neoplasms and are classified as a solitary bone plasmacytoma if arising
Panduranga Seetahal-Maraj, Patrick Knight, Narindra Ramnarine   +2 more
doaj   +1 more source

Historical Aspects and Surgical Nuances on the Craniocervical Approach to the Jugular Foramen

Brazilian Neurosurgery, 2022
Context Tumors of the jugular foramen present a challenge to skull base surgeons. Their rarity, coupled with the complex anatomy of the region require exquisite knowledge and surgical technique.
Felipe Constanzo, Gustavo Fabiano Nogueira, Mauricio Coelho Neto, Ricardo Ramina   +3 more
doaj   +1 more source