Evidence map›Paper›PMID 23060945›Full record

ArticleTranslational stroke research2011

Hyperbaric oxygen for cerebral vasospasm and brain injury following subarachnoid hemorrhage.

Robert P Ostrowski, John H Zhang

Abstract read
In one paragraph

Article in Translational stroke research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.1field-weighted citation impact, top 13% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 30 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Robert P OstrowskiDepartment of Physiology and Pharmacology, Loma Linda University, 11041 Campus Street, Loma Linda, CA 92350, USA.
John H Zhang
Loma Linda University · US

Funding

Mechanisms of Hyperbaric Oxygen Induced Brain ProtectionR01NS043338 · NINDS · LOUISIANA STATE UNIV HSC SHREVEPORT · PI ZHANG, JOHN H · 2004 to 2014
$3.0M
Neurovascular Protection for Subarachnoid HemorrhageR01NS053407 · NINDS · LOMA LINDA UNIVERSITY · PI ZHANG, JOHN H · 2006 to 2010
$1.8M
Oxygen Therapy in Neonatal Hypoxia-IschemiaR01HD043120 · NICHD · LOUISIANA STATE UNIV HSC SHREVEPORT · PI ZHANG, JOHN H. · 2003 to 2007
$1.6M
NICHD NIH HHS R01 HD043120NINDS NIH HHS R01 NS043338NINDS NIH HHS R01 NS053407
6 · The paper itself

Abstract

The impact of acute brain injury and delayed neurological deficits due to cerebral vasospasm (CVS) are major determinants of outcomes after subarachnoid hemorrhage (SAH). Although hyperbaric oxygen (HBO) had been used to treat patients with SAH, the supporting evidence and underlying mechanisms have not been systematically reviewed. In the present paper, the overview of studies of HBO for cerebral vasospasm is followed by a discussion of HBO molecular mechanisms involved in the protection against SAH-induced brain injury and even, as hypothesized, in attenuating vascular spasm alone. Faced with the paucity of information as to what degree HBO is capable of antagonizing vasospasm after SAH, the authors postulate that the major beneficial effects of HBO in SAH include a reduction of acute brain injury and combating brain damage caused by CVS. Consequently, authors reviewed the effects of HBO on SAH-induced hypoxic signaling and other mechanisms of neurovascular injury. Moreover, authors hypothesize that HBO administered after SAH may "precondition" the brain against the detrimental sequelae of vasospasm. In conclusion, the existing evidence speaks in favor of administering HBO in both acute and delayed phase after SAH; however, further studies are needed to understand the underlying mechanisms and to establish the optimal regimen of treatment.

Identifiers

PMID23060945
PMCPMC3466480
OpenAlexW2084260115

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.