Results 51 to 60 of about 446,890 (368)

Metastatic renal cell carcinoma presenting as a paranasal sinus mass: the importance of differential diagnosis [PDF]

open access: yes, 2017
Metastases in the paranasal sinuses are rare; renal cell carcinoma is the most common cancer that metastasizes to this region. We present the case of a patient with a 4-month history of a rapidly growing mass of the nasal pyramid following a nasal trauma,
ALTISSIMI, Giancarlo   +3 more
core   +4 more sources

A study of morphometric evaluation of the maxillary sinuses in normal subjects using computer tomography images

open access: yesArchives of Medicine and Health Sciences, 2014
Objectives: The paranasal sinuses are complex anatomical structures with a significant inter-individual variation. The dimensions of maxillary sinuses are particularly significant when considering endoscopic sinus surgery . The aims of this study were to
Lakshmi N. Kiruba   +3 more
doaj   +1 more source

A Minimally Invasive Framework Reveals Region‐Specific Cerebrovascular Remodeling in Aging Using Intravital Functional Ultrasound Imaging and Ultrasound Localization Microscopy (fUS‐ULM)

open access: yesAdvanced Science, EarlyView.
A high‐resolution intravital imaging platform combining functional ultrasound and localization microscopy enables longitudinal, minimally invasive assessment of cerebrovascular function in aging studies. The present investigation reveals aging‐related reductions in neurovascular coupling, arteriole‐to‐venule ratio and vascular density, introducing a ...
Sharon Negri   +16 more
wiley   +1 more source

Invasive cranial mycosis our experiences

open access: yesIndian Journal of Endocrinology and Metabolism, 2013
Fungi can cause serious cranial infections in immunocompromised and diabetic patients. Common pathogens mainly include Aspergillus and Mucor. These organisms cause tissue invasion and destruction of adjacent structures (e.g.
Tapas Kumbhkar   +5 more
doaj   +1 more source

The effects of a common stainless steel orthodontic bracket on the diagnostic quality of cranial and cervical 3T-MR images: a prospective, case-control study [PDF]

open access: yes, 2017
OBJECTIVES: To evaluate the effect of orthodontic stainless steel brackets and two different types of archwires (stainless steel and nickel-titanium) on the diagnostic quality of 3T-MR images.
CANTISANI, VITO   +6 more
core   +1 more source

Microendovascular Neural Recording from Cortical and Deep Vessels with High Precision and Minimal Invasiveness

open access: yesAdvanced Intelligent Systems, EarlyView.
Intravascular electroencephalography (ivEEG) using micro‐intravascular electrodes was developed. Cortical‐vein ivEEG showed a higher signal‐to‐noise ratio and finer spatial resolution of somatosensory evoked potentials (SEPs) than superior sagittal sinus ivEEG, and deep‐vein ivEEG captured clear visual evoked potentials.
Takamitsu Iwata   +15 more
wiley   +1 more source

The Global Airways in Practice: Long‐term Effects of Mepolizumab With or Without FESS on Type 2 Inflammation in Patients With CRSwNP

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Chronic rhinosinusitis with nasal polyps (CRSwNP) is a type 2 inflammatory disease often associated with asthma. The global airway hypothesis suggests bidirectional inflammatory interactions between upper and lower airways. Mepolizumab, an anti–IL‐5 therapy, treats conditions systemically, while functional endoscopic sinus surgery ...
Jens Tidemandsen   +9 more
wiley   +1 more source

Proton beam therapy in paediatric cancer: Anticipating the opening of the Australian Bragg Centre for Proton Therapy and Research

open access: yesJournal of Medical Imaging and Radiation Oncology, EarlyView., 2023
Summary Proton Beam Therapy (PBT) has the potential to improve paediatric cancer care by reducing radiation exposure and thus long‐term toxicities. Ethical concerns and debates surrounding the treatment, such as eligibility and accessibility, are ongoing in Australia. The Australian Bragg Centre for Proton Therapy and Research (ABCPTR) (named after Sir
Jeremy Khong   +10 more
wiley   +1 more source

Ocular cranial nerve palsies secondary to sphenoid sinusitis

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, 2017
ObjectiveThe clinical presentation of sphenoid sinusitis can be highly variable. Rarely, sphenoid sinusitis may present with cranial nerve complications due to the proximity of these structures to the sphenoid sinus.MethodA case series from Rabin Medical Center and all cases of cranial nerves palsies secondary to sphenoid sinusitis that have been ...
Aiman El Mograbi, Ethan Soudry
openaire   +3 more sources

Early synapsids neurosensory diversity revealed by CT and synchrotron scanning

open access: yesThe Anatomical Record, EarlyView.
Abstract Non‐mammaliaform synapsids (NMS) represent the closest relatives of today's mammals among the early amniotes. Exploring their brain and nervous system is key to understanding how mammals evolved. Here, using CT and Synchrotron scanning, we document for the first time three extreme cases of neurosensory and behavioral adaptations that probe ...
J. Benoit   +6 more
wiley   +1 more source

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