Results 1 to 10 of about 18,943 (118)

Comparison of the effects of normal and low blood pressure regulation on the optic nerve sheath diameter in robot assisted laparoscopic radical prostatectomy [PDF]

Anesthesia and Pain Medicine, 2021
Background Robot-assisted laparoscopic radical prostatectomy is an advanced and popular surgical technique. However, increased intracranial pressure which is caused by CO2 pneumoperitoneum and Trendelenburg position is the main cerebrovascular effect ...
Ji Hoon Park, Ji Hee Hong, Ji Seob Kim, Hyung Jun Kim   +3 more
doaj   +1 more source

Optic nerve sheath diameter measurement using point-of-care ultrasound to assess intracranial pressure of adult patients with traumatic brain injury in resource-limited setting

Interdisciplinary Neurosurgery, 2023
Background: Traumatic brain injury is a disease with high mortality with increased intracranial pressure included in the emergency department. Neuroimaging and intracranial pressure monitoring are limited in resource-limited settings.
Melaku Getachew, Mohammednur Abdulahi, Natan Muluberehan, Zeynu Hussen, Amanuel Alemayehu, Tiliksew Abebe, Abdulaziz Hussein, Peter Hutchinson, Angelos Kolias, Mulugeta Semework, Abenezer Tirsit, Tsegazeab Laeke, Abraham Tadela, Getaw Worku Hassen   +13 more
doaj   +1 more source

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

Bilateral calcification of the optic nerve sheath: A diagnostic dilemma

American Journal of Ophthalmology Case Reports, 2021
Purpose: To present a case of symptomatic optic nerve sheath calcification and highlight clues and pitfalls for the final diagnosis: bilateral optic nerve sheath meningioma.
Yngvil Solheim Husum, Karoline Skogen, Petter Brandal, Pål Andre Rønning, Andreas Reidar Wigers, Johan Arild Evang, Øystein Kalsnes Jørstad   +6 more
doaj   +1 more source

Monitoring of optic nerve sheath diameter on computed tomography for noninvasive assessment of intracranial pressure: Case report: Optic nerve sheath and intracranial pressure [PDF]

Serbian Journal of Anesthesia and Intensive Therapy, 2022
Introduction: It is important to measure intracranial pressure because traumatic brain injuries lead to intracranial hypertension and ischaemic brain lesions.
Bojičić Adrijana, Jovanović Gordana, Lukić-Šarkanović Mirka, Popović Radmila, Pajičić Filip   +4 more
doaj   +1 more source

Metastatic optic nerve sheath calcification with optic atrophy associated with untreated hyperparathyroidism

Interdisciplinary Neurosurgery, 2020
Background: To date, the etiology of optic nerve sheath calcifications is unclear and visual loss secondary to optic nerve sheath calcifications has been reported infrequently.
Patrick K. Jowdy, Andrew J. Fabiano, Robert A. Fenstermaker   +2 more
doaj   +1 more source

Association of optic nerve sheath lesion and brain or meningeal metastasis caused by lung cancer

Thoracic Cancer, 2022
Background With the development of imaging, the etiology of ocular lesions caused by lung cancer was not found only intraocular. Neuro‐ophthalmological imaging has been found to be useful for the diagnosis of meningeal carcinomatosis, although few ...
Shuai Song, Dong Chang, Hao Li, Chunquan Liu, Yong Cui, Hongyang Li   +5 more
doaj   +1 more source

Ultrasonographic measurement of optic nerve sheath diameter to detect raised intracranial pressure in adult head injury patients in the intensive care unit and its correlation with computed tomography scan findings

MRIMS Journal of Health Sciences, 2021
Background: Our objective was to evaluate if ultrasonographic measurement of optic nerve sheath diameter can be used for early and accurate diagnosis of raised intracranial pressure as seen in cranial CT scan in patients of traumatic brain injury ...
A Srilekha, Ram Murti Sharma, Shibu Sasidharan, Babitha Manalikuzhiyil   +3 more
doaj   +1 more source

Primary optic nerve sheath schwannoma: A case report and literature review

Radiology Case Reports, 2023
Schwannomas are benign tumors of the peripheral nervous system that arise from Schwann cells. Intracranial schwannomas most commonly arise from the vestibulocochlear nerve, followed by the fifth nerve.
Meriam Benzalim, MD, Hermann Ondima, MD, Soumaya Alj, PhD   +2 more
doaj   +1 more source

The CLOSED protocol to assess optic nerve sheath diameter using color-Doppler: a comparison study in a cohort of idiopathic normal pressure hydrocephalus patients

The Ultrasound Journal, 2022
Background Sonographic assessment of the optic nerve sheath diameter represents a promising non-invasive technique for estimation of the intracranial pressure.
Raffaele Aspide, Giacomo Bertolini, Laura Maria Beatrice Belotti, Luca Albini Riccioli, Francesco Toni, Diego Mazzatenta, Giorgio Palandri, Luigi Vetrugno, Daniele Guerino Biasucci   +8 more
doaj   +1 more source