Results 1 to 10 of about 21,956 (166)

Optic nerve sheath meningiomas: prevalence, impact, and management strategies [PDF]

Eye and Brain, 2018
Richard T Parker,1 Christopher A Ovens,1 Clare L Fraser,2 Chameen Samarawickrama1,3 1Sydney Medical School, Discipline of Clinical Ophthalmology and Eye Health, University of Sydney, Sydney, NSW, Australia; 2Save Sight Institute, University of Sydney ...
Parker RT, Ovens CA, Fraser CL, Samarawickrama C   +3 more
doaj   +3 more sources

Beyond the Globe: Molecular Diagnostics of Optic Nerve, Orbital, and Adnexal Neoplasms [PDF]

Translational Vision Science & Technology
Recent advances in molecular pathology have transformed the diagnostic landscape and management of human cancer. Increasingly, integration of genomic and epigenomic data with conventional histopathology has improved tumor classification, refined prognostic assessment, and revealed previously unsuspected therapeutic targets.
Dankberg, Amanda, Yu, Guanqiao, Rodriguez, Fausto J.   +2 more
openaire   +3 more sources

Neurofibromatosis type 1-associated gliomas and other tumors: A new pathway forward? [PDF]

Pediatric Hematology Oncology Journal, 2023
Neurofibromatosis type 1 (NF1) is an autosomal dominant cancer predisposition syndrome caused by germline alterations of the NF1 gene. Patients with NF1 are at increased risk for developing benign and malignant tumors, such as optic pathway glioma and ...
Andrea Webster Carrion, Amish C. Shah, Chelsea Kotch   +2 more
doaj   +2 more sources

Extraskeletal osteosarcoma arising in the globe of an irradiated, heritable retinoblastoma survivor [PDF]

American Journal of Ophthalmology Case Reports
Purpose: Individuals with hereditary retinoblastoma (RB) carry a heightened risk of developing subsequent malignant neoplasms that is amplified by prior radiation treatment.
Joana E. Andoh, Faith E. Stone, Idara Wade-Vallance, Loka Thangamathsavaran, Frank Mei, Shazia Dharssi, John M. Gross, Nicholas Mahoney, James T. Handa, Charles Eberhart   +9 more
doaj   +2 more sources

A Rare Case of Optic Nerve Sheath Meningioma [PDF]

Bengal Physician Journal, 2023
Optic nerve sheath meningiomas (ONSMs) are benign neoplasms originating from the arachnoid cap cells located in the dural sheath surrounding the orbital or intracanalicular portion of the optic nerve. Multiple meningiomas have most commonly been found to
Sivaroja Yellaturi, Mugundhan Krishnan, Sowmini Perumal, Sakthi Velayutham, Malcolm Jeyaraj, Kannan V, Viveka Saravanan R   +6 more
doaj   +1 more source

Optic nerve sheath carcinomatosis masquerading as optic perineuritis: The first sign of gastric cancer relapse

The Pan-American Journal of Ophthalmology, 2021
Optic perineuritis (OPN) is a rare inflammatory disease involving the optic nerve sheath. Most cases are idiopathic, but associations with a variety of infectious and inflammatory conditions have been described. Patients with suspected OPN should also be
Joana Roque, Diana Silva, Bruno Grima, Isabel Prieto   +3 more
doaj   +1 more source

Ocular glioma in dog: Case report

Pubvet, 2021
The objective is to report the case of a Transmontano Mastiff dog, eight year old intact male, 88 kg, with history of visual loss, diffuse corneal edema and secondary glaucoma. The ocular ultrasound examination revealed a hyperechoic structure located in
Tarcísio Guerra Guimarães, Nuno Santos, Tiago Neves, Luis Flávio Vani Amaral, Paulo Pimenta, Karla Menezes Cardoso   +5 more
doaj   +1 more source

Monocular visual loss in a disseminated colorectal malignancy—A case report of a rare skull base metastasis

Radiology Case Reports, 2023
Neoplasms of the orbit may be primary, secondary (infiltration from the adjacent structures), or metastatic (from distant structures). It can be divided into 3 histologic categories: benign, benign but locally aggressive, and malignant.
Ahmed T. Abdelhamid, MBChB, Tarek A. Khater, MBChB   +1 more
doaj   +1 more source

Cavernous internal carotid artery aneurysm presenting with ipsilateral oculomotor nerve palsy: A case report

Radiology Case Reports, 2021
The oculomotor nerve palsy is a rare neurological deficit, it is associated with numerous underlying pathologies. Including stroke, neoplasms, trauma, post-surgical inflammation, and microvascular damage from chronic disease.
Nizar Almaghrabi, MBBS, Yousef Fatani, MBBS, Abeer Saab, Consultant neuroradiology   +2 more
doaj   +1 more source

Longitudinal visual functional recovery in compressive optic neuropathy in patients with primary pituitary microadenoma after endoscopic transnasal surgery

Journal of Ophthalmology, 2021
Background: Neoplasms of the chiasmal and optic nerve region can result in compressive optic neuropathy with reduced visual acuity (VA), visual field defects and primary descending optic atrophy.
K. S. Iegorova, M. O. Guk, L.D. Pichkur , L.V. Zadoianyi, V.N. Konakh   +4 more
doaj   +1 more source