Results 41 to 50 of about 470,563 (359)

Primary Intracranial Neuroendocrine Tumor of the Skull Base Complicated with Tension Pneumocephalus after Radiotherapy

open access: yesNMC Case Report Journal, 2021
Neuroendocrine tumors (NETs) are neoplasms that originate from cells of the endocrine and nervous systems, and are commonly found in the gastrointestinal and respiratory tracts. Primary intracranial NETs are extremely rare and have been the focus of only
A. Kambe   +6 more
semanticscholar   +1 more source

Skull base chordomas review of current treatment paradigms

open access: yesWorld Journal of Otorhinolaryngology-Head and Neck Surgery, 2020
Background: Chordomas are locally invasive neoplasms, arising from notochordal remnants and can appear anywhere along the axial skeleton. Local recurrences are common, and distant metastases may occur years after the initial presentation.
Dan Yaniv   +4 more
doaj   +1 more source

On the cutting edge: anterior transpetrosal approach – the middle fossa approach. Clinical application, surgical anatomy, and results

open access: yesСеченовский вестник, 2021
Nowadays, the middle cranial fossa approach (MFA) is one of the most useful operative procedures in skull base surgery. When performed properly, it provides a relevant adjunct to treating complex skull base lesions.
L. Mastronardi   +2 more
doaj   +1 more source

Imaging for juvenile angiofibroma [PDF]

open access: yes, 2002
Juvenile angiofibroma presents characteristic imaging signs, many of which allow diagnosis and accurate estimation of extent without recourse to the dangers of biopsy.
Howard, D, Lloyd, G, Lund, VJ, Savy, L
core   +1 more source

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

open access: yesJournal 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   +7 more
doaj   +1 more source

Endoscopic transsphenoidal removal of neoplasms of the chiasmal-sellar region in children

open access: yesВестник хирургии имени И.И. Грекова, 2021
The OBJECTIVE was to analyze the results of endoscopic transsphenoidal removal of neoplasms of the chiasmalsellar region in children.MATERIALS AND METHODS.
A. V. Burmistrova   +2 more
doaj   +1 more source

Nasopharyngeal Melanoma [PDF]

open access: yes, 2018
Mucosal nasopharyngeal melanoma is a rare head and neck melanoma. Prognosis is poor (5-year overall survival rate of 10–30%) with high rates of metastases and local recurrence. Head and neck mucosal melanoma represents 0.8–3.7% of all melanomas and 0.03%
Calvieri, Stefano   +4 more
core   +1 more source

Radiotherapy in the treatment of sinonasal neoplasms in dogs [PDF]

open access: yesCiência Rural
: Sinonasal neoplasms represent approximately 1% of all neoplasms and represent a major challenge for treatment. The treatment of nasal tumors must be local, and radiotherapy can be a good option in these cases.
Dayane Caicó Collares Araujo   +4 more
doaj   +1 more source

Sellar region extramedullary plasmacytoma – A rare skull base tumour

open access: yesInterdisciplinary Neurosurgery, 2020
Plasma cell neoplasms can present either as multiple myeloma, or in
Yan Zheng Ho   +2 more
doaj   +1 more source

Maxillary osteosarcoma in a beef suckler cow [PDF]

open access: yes, 2012
A ten-year-old beef suckler cow was referred to the Scottish Centre for Production Animal Health and Food Safety of the University of Glasgow, because of facial swelling in the region of the right maxilla.
Barrett, D.C., Prins, D.G.J., Wittek, T.
core   +3 more sources

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