Results 51 to 60 of about 1,983 (208)

Prognostic Significance of Early Posttreatment Audiometry in Idiopathic Sudden Sensorineural Hearing Loss

open access: yesOtolaryngology–Head and Neck Surgery, Volume 172, Issue 2, Page 509-516, February 2025.
Abstract Objective This study aimed to assess the prognostic value of early posttreatment initiation audiometry findings in patients with idiopathic sudden sensorineural hearing loss (ISSHL). Study Design A retrospective cohort study. Setting The study was conducted at a single tertiary medical center.
Harel Sofer   +5 more
wiley   +1 more source

Frequency‐Dependent Neural Activity in Patients with Unilateral Vascular Pulsatile Tinnitus

open access: yesNeural Plasticity, Volume 2016, Issue 1, 2016., 2016
Previous resting‐state functional magnetic resonance imaging (rs‐fMRI) studies have shown that neurological changes are important findings in vascular pulsatile tinnitus (PT) patients. Here, we utilized rs‐fMRI to measure the amplitude of low‐frequency fluctuations (ALFF) in forty patients with unilateral PT and forty age‐, gender‐, and education ...
Han Lv   +13 more
wiley   +1 more source

Relationship between the Enhanced MRI Features of Preoperative Brain Volume Imaging and Surgical Methods of the Glomus Jugulare Tumor

open access: yesXiehe Yixue Zazhi, 2021
Objective  To investigate the relationship between the enhanced MRI features of preopera-tive brain volume imaging (BRAVO) and surgical methods in patients with glomus jugulare tumor (GJT).
CHEN Yu   +10 more
doaj   +1 more source

Dynamic contrast enhancement of paragangliomas of the head and neck: evaluation with time-resolved 2D MR projection angiography [PDF]

open access: yes, 2018
.: Our objective was to evaluate tumor hemodynamics of paragangliomas of the head and neck. A 2D magnetic resonance projection angiography (MRPA) protocol was developed.
Arnold, Sebastian   +6 more
core  

The Endoscopic Versus Open Approach for Anterior Skull Base Tumors: A Systematic Review of Comparative Outcomes and a Framework for Surgical Selection

open access: yesNeurology Research International, Volume 2025, Issue 1, 2025.
Background Anterior skull base tumors (ASBTs) pose significant surgical challenges due to their proximity to critical neurovascular structures. Surgical management has evolved with the adoption of both endoscopic and open approaches. This systematic review synthesizes evidence comparing these approaches in terms of complications, outcomes, and ...
Ubaid Ullah Mian   +9 more
wiley   +1 more source

Growth Rate Analysis of an Untreated Glomus Vagale on MRI

open access: yesCase Reports in Otolaryngology, Volume 2016, Issue 1, 2016., 2016
Paragangliomas are slow growing, hypervascular neuroendocrine tumors that develop in the extra‐adrenal paraganglion tissues. Paraganglioma involving the vagus nerve ganglia is termed glomus vagale. The slow growth of head and neck paragangliomas especially in the absence of symptom may obviate the necessity for any active intervention, in which case, a
Jeffrey Tzu-Yu Wang   +5 more
wiley   +1 more source

Dark Blood Contrast‐Enhanced Brain MRI Using Echo‐uT1RESS

open access: yesJournal of Magnetic Resonance Imaging, Volume 60, Issue 2, Page 789-797, August 2024.
Background The widely used magnetization‐prepared rapid gradient‐echo (MPRAGE) sequence makes enhancing lesions and blood vessels appear bright after gadolinium administration. However, dark blood imaging using T1‐weighted Sampling Perfection with Application optimized Contrast using different flip angle Evolution (T1 SPACE) can be advantageous since ...
Robert R. Edelman   +7 more
wiley   +1 more source

Succinate detection in glomus jugulare paraganglioma on MRS as a marker for SDHB mutation

open access: yesOtolaryngology Case Reports, 2020
Succinate dehydrogenase gene mutation (SDH) is known as a cause of familial paraganglioma, and the dysfunction of SDH leads to the accumulation of succinate in the cell.
Shotaro Naganawa   +5 more
doaj   +1 more source

When alarm bells ring: emergency tinnitus [PDF]

open access: yes, 2016
OBJECTIVE: The aim of this study is to develop a diagnostic-therapeutic algorithm for those suffering from tinnitus who seek emergency aid. MATERIALS AND METHODS: A literature review has been performed on articles from the last 30 years. RESULTS: It is
Altissimi, Giancarlo   +10 more
core  

Tinnitus update: what can be done for the ringing?

open access: yesInternal Medicine Journal, Volume 54, Issue 7, Page 1066-1076, July 2024.
Abstract Physicians will frequently encounter patients who report tinnitus. Tinnitus is a symptom whereby there is the perception of sound or sounds in the ear or head in the absence of an external source of sound. Most individuals experiencing tinnitus will have a neutral reaction to the percept, but in a small proportion of patients, tinnitus can be ...
Benjamin K.T. Tsang   +3 more
wiley   +1 more source

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