Results 31 to 40 of about 1,331,735 (269)

Comparing ultrasonographic optic nerve sheath diameter to head computed tomography scan to predict intracranial pressure elevation

open access: yesSAGE Open Medicine, 2022
Introduction: Intracranial hypertension is an emergency condition that needs to be recognized as soon as possible. Lumbar puncture, the gold standard diagnostic procedure for intracranial hypertension, is contraindicated in some conditions while brain ...
Shierly Novitawati Sitanaya   +3 more
doaj   +1 more source

Re: Assessment of Optic Nerve Sheath Diameter in Healthy Adults in Turkey

open access: yesSakarya Tıp Dergisi, 2022
We have read the article titled “Assessment of Optic Nerve Sheath Diameter in Healthy Adults in Turkey” prepared by Gökçen et al. with great interest.1 We thank the authors for this informative and successful manuscript.
Serdar Özdemir, Abdullah Algın
doaj   +1 more source

The measurement of ultrasonographic optic nerve sheath diameter in patients with hyperglycemia [PDF]

open access: yes, 2022
Background: Diabetes mellitus is a disease associated with several complications in its acute and chronic stages. Objective: The aim of the study was to determine the treatment-associated changes in optic nerve sheath diameter in patients admitted to the
Erol, Eda   +2 more
core   +1 more source

Transscleral ultrasonographic measurements of the optic nerve sheath diameter and a regression analysis with morphometric measures of the globe in dogs

open access: yesVeterinární Medicína, 2019
To describe transscleral ultrasonography as a novel alternative approach for visualising the optic nerve sheath and measuring its diameter and to analyse the linear regressions of the optic nerve sheath diameter value with the weights and morphometric ...
Marta Vinas   +3 more
doaj   +1 more source

Effect of Positive End-Expiratory Pressure on the Sonographic Optic Nerve Sheath Diameter as a Surrogate for Intracranial Pressure during Robot-Assisted Laparoscopic Prostatectomy: A Randomized Controlled Trial. [PDF]

open access: yesPLoS ONE, 2017
Positive end-expiratory pressure (PEEP) can increase intracranial pressure. Pneumoperitoneum and the Trendelenburg position are associated with an increased intracranial pressure.
Ji-Hyun Chin   +7 more
doaj   +1 more source

Do Peripheral Nerve Sizes Correlate with Optic Nerve Sheath Diameter? [PDF]

open access: yes, 2021
In a sample of patients with subjectively normal intracranial pressure, median nerve size varied significantly with optic nerve sheath ...
Asselin, Ellen
core   +1 more source

Measurement of Optic Nerve and Optic Nerve Sheath Diameter in MRI Brain

open access: yesJournal of Institute of Medicine Nepal, 2023
Introduction: Many diseases affect the size of the optic nerve and optic nerve sheath, measurement of which is important for the diagnosis and treatment of different pathologies of the brain and orbit. This study aimed to measure the diameter of the optic nerve and optic nerve sheath in MRI brain examinations.
Sharma Paudel   +3 more
openaire   +1 more source

Optic nerve sheath diameter ultrasonography for elevated intracranial pressure detection

open access: yesAnnals of Clinical and Translational Neurology, 2020
Ultrasonographically measured optic nerve sheath diameter measurement has become a common noninvasive approach for detecting elevated intracranial pressure.
Li‐Juan Wang   +4 more
doaj   +1 more source

A HISTOMORPHOLOGICAL STUDY OF THE ORBITAL (RETROBULBAR) PORTION OF THE OPTIC NERVE IN ONE HOMPED CAMEL [PDF]

open access: yesAssiut Veterinary Medical Journal, 1982
The nerve fiber layer increases gradually in thickness as it reaches the optic disc where it ranges 563-750 um. The optic nerve gains its mayelin sheath while the axons had passed through the scleral layer of the intraoculer portion of the optic nerve ...
M.R. FATH EL-BAB   +4 more
doaj   +1 more source

The role of optic nerve sheath diameter ultrasound in brain infection

open access: yeseNeurologicalSci, 2021
Brain infections cause significant morbidity and mortality worldwide, especially in resource-limited settings with high HIV co-infection rates. Raised intracranial pressure [ICP] may complicate brain infection and worsen neurological injury, yet invasive ICP monitoring is often unavailable.
Stead, GA   +5 more
openaire   +4 more sources

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