Results 101 to 110 of about 177,876 (307)

An Anti-Perfect Dynamo Result [PDF]

open access: yesarXiv, 2013
It is shown that if the flow vector is a coordinate basis vector, then perfect dynamo action is not possible, regardless of whether the steady flow is compressible. Criteria determining the basis vector property are found to be expressible in terms of Lie derivatives, and construction of basis vector sets is straightforward.
arxiv  

What do global p-modes tell us about banana cells? [PDF]

open access: yes, 2010
We have calculated the effects of giant convection cells also know as sectoral rolls or banana cells, on p-mode splitting coefficients. We use the technique of quasi-degenerate perturbation theory formulated by Lavely & Ritzwoller in order to estimate the frequency shifts.
arxiv   +1 more source

Diffuse large B cell lymphoma involving Meckel’s cave masquerading as biopsy-negative giant cell arteritis: a case report

open access: yesJournal of Medical Case Reports, 2020
Background Given the absence of consensus diagnostic criteria for giant cell arteritis, clinicians may encounter difficulty with identification of new-onset headache in patients older than age 50 years presenting with visual changes and elevated ...
Matthew J. Samec   +3 more
doaj   +1 more source

Acute Stroke due to Vertebral Artery Dissection in Giant Cell Arteritis

open access: yesCase Reports in Rheumatology, 2021
The diagnosis of giant cell arteritis (GCA) when presenting with atypical features such as stroke is very challenging. Only 0.17% of first-ever strokes are caused by GCA, a life-threatening condition when left untreated. Very few cases have been reported
Marlene Marte Furment   +2 more
doaj   +1 more source

Dual‐energy X‐ray absorptiometry and anti‐osteoporotic medication use in Australian patients with early rheumatoid arthritis using data from the Australian Rheumatology Association Database

open access: yesInternal Medicine Journal, EarlyView.
Abstract Background People with rheumatoid arthritis (RA) are at increased risk of osteoporosis. The Australian Rheumatology Association RA Clinical Care Standard recommends fracture risk assessment at RA diagnosis and as clinically indicated. Aims The aim of this study was to evaluate the use of dual‐energy X‐ray absorptiometry (DEXA) for osteoporosis
Andrea Lyon   +10 more
wiley   +1 more source

Giant Cell Arteritis versus Takayasu Arteritis: An Update

open access: yesMediterranean Journal of Rheumatology, 2020
Giant cell arteritis (GCA) and Takayasu Arteritis (TAK) are two systemic granulomatous vasculitides affecting medium- and large-sized arteries. Similarities in GCA and TAK regarding the clinical presentation, the systemic inflammatory response and the ...
P. Stamatis
semanticscholar   +1 more source

Takayasu's arteritis in children : a review [PDF]

open access: yes, 2001
Takayasu's arteritis is an inflammatory disease of unknown origin involving aorta, its primary branches and pulmonary artery. This article briefly reviews the pathology, clinical features and treatment of Takayasu's arteritis, focusing mainly on the ...
Kothari, Shyam S.
core   +1 more source

Association between glucocorticoid therapy and incidence of diabetes mellitus in polymyalgia rheumatica and giant cell arteritis: a systematic review and meta-analysis [PDF]

open access: yes, 2017
Background: Polymyalgia rheumatica (PMR) and giant cell arteritis (GCA) are almost always treated with glucocorticoids (GCs), but long-term GC use is associated with diabetes mellitus (DM).
Harris, E   +3 more
core   +3 more sources

Geometric Results for Compressible Magnetohydrodynamics [PDF]

open access: yesPhysical Review Letters, Vol.110, No.1, p.015004, January 3 2013, 2013
Recently, compressible magnetohydrodynamics (MHD) has been elegantly formulated in terms of Lie derivatives. This paper exploits the geometrical properties of the Lie bracket to give new insights into the properties of compressible MHD behaviour, both with and without feedback of the magnetic field on the flow.
arxiv  

Giant cell arteritis as a cause of fever of unclear genesis in the elderly

open access: yesТерапевтический архив, 2014
The paper describes a case of giant cell arteritis whose leading clinical sign is long-term fever. It discusses current approaches to diagnosing giant cell arteritis.
S V Guliaev   +4 more
doaj  

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