Results 31 to 40 of about 309,469 (351)

The Nose and Paranasal Sinuses

open access: yesInternational Journal of Immunopathology and Pharmacology, 2010
The airways should be considered as a functional unit. Indeed, disorders involving the upper respiratory tract (URT) spread to the lower respiratory tract (LRT). Modern functional anatomy divides URT in three, mutually dependent, “junction boxes”: i) the ostio-meatal complex (OMC), ii) the spheno-ethmoidal recess (SER), and iii) the rhinopharynx (RP).
Varricchio A   +4 more
openaire   +3 more sources

Pan-pneumatocele of Paranasal Sinuses: A Rare Entity

open access: yesIndian Journal of Neurosurgery, 2016
Excessive enlargement of the paranasal sinuses is a rare entity with an uncertain etiology. It usually affects the frontal sinus, although any sinus can be pathologically enlarged.
Sumit Bansal, Ashok Kumar Mahapatra
doaj   +1 more source

Sarcoidosis of the paranasal sinuses

open access: yesEuropean Archives of Oto-Rhino-Laryngology, 2019
Sarcoidosis is a chronic disease, which predominantly affects the lung. Since sinonasal sarcoidosis is rare, little is known about the sarcoidosis manifestation at this site. Therefore, the aim of our study was to detect the prevalence of sinonasal sarcoidosis, its clinical occurrence, diagnosis, and therapy.The database of all patients having visited ...
Thore Thiesler   +8 more
openaire   +4 more sources

Imaging for endoscopic sinus surgery in adults [PDF]

open access: yes, 2002
Computerized tomography (CT) offers the gold standard in terms of imaging the extent of disease and the fine detailed anatomy, both pre-requisites to the safe practice of endoscopic sinus surgery. Neither plain X-rays nor magnetic resonance imaging (MRI)
Lloyd, G, Lund, VJ, Savy, L
core   +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

Pediatric Nasal Cavity and Paranasal Sinuses: A Digital Interactive Teaching File of Normal Anatomy, Variants, and Disease (Out of Print)

open access: yesMedEdPORTAL, 2009
Imaging evaluation of the pediatric paranasal sinuses is complicated by complex 3D anatomy and frequent anatomical variations. While hard-copy atlases of the paranasal sinuses exist, these often show only a few selected images of relevant anatomical ...
Grace Phillips   +4 more
doaj   +1 more source

Management of Capillary Hemangioma of the Sphenoid Sinus

open access: yesMedicina, 2023
Background and objectives: Capillary hemangiomas are rare, benign vascular tumors that mainly affect the skin and soft tissue, with scarce appearance within the nasal cavities and paranasal sinuses.
Irina-Gabriela Ionita   +7 more
doaj   +1 more source

Primary chordoma of the ethmoid sinus [PDF]

open access: yes, 2000
Primary chordoma of the paranasal sinuses are extremely rare tumours, with only a small number of cases verified and published in the literature. It appears that only five of these cases involved the ethmoid sinuses either as a primary or by local ...
Badia, L, Loughran, S, Lund, VJ
core   +1 more source

Management and treatment of sinonasal inverted papilloma [PDF]

open access: yes, 2015
Aims: The aim of this paper is to describe the surgical experience of 35 patients with Inverted Papilloma (IP) of paranasal sinuses and its recurrence rate after a year of follow-up.
Agrillo, Alessandro   +6 more
core   +1 more source

Red blood cell endothelial nitric oxide synthase: A major player in regulating cardiovascular health

open access: yesBritish Journal of Pharmacology, EarlyView., 2023
Abstract Red blood cells (RBCs) have traditionally been seen as simple carriers of gases and nutrients in the body. One important non‐canonical function of RBCs in the cardiovascular system is the regulation of nitric oxide (NO) metabolism. It has been shown that RBCs can scavenge NO, transport NO metabolites and produce NO in hypoxic conditions ...
Anthea LoBue   +7 more
wiley   +1 more source

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