Evidence map›Paper›PMID 36861866›Full record

ArticleThe Eurasian journal of medicine2023

Unexpected Effects of Cerebrospinal Fluid on the Prevention of Cerebral Thromboembolism and Blood-Brain Barrier Disruption: First Experimental Study.

Mete Zeynal

Open access · diamondAbstract read
In one paragraph

Article in The Eurasian journal of medicine, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
0.4field-weighted citation impact, top 37% 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

2 citing papers in PubMed, 2 citations in OpenAlex.

  1. Article
  2. Review
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

1 author at 1 institution in 1 country.

Mete ZeynalDepartment of Neurosurgery, Atatürk University Faculty of Medicine, Erzurum, Turkey.
Atatürk University · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveWe investigated the presence of thromboembolism that may develop in hippocampal arteries due to decreased cerebrospinal fluid volume because of choroid plexus damage caused by subarachnoid hemorrhage. MATERIALS AND

methodsTwenty-four rabbits were included as test subjects in this study. The study group comprised 14 test subjects administered autologous blood (0.5 mL). Coronary sections of the temporal uncus were prepared to observe the choroid plexus and the hippocampus together. Cellular shrinkage, darkening, halo formation, and ciliary element loss were considered criteria for degeneration. Blood-brain barriers were also examined in the hippocampus. The density of degenerated epithelial cells in the choroid plexus (n/mm3 ) and thromboembolisms in the hippocampal arteries (n/cm2 ) were compared statistically.

resultsHistopathological examination revealed that the number of degenerated epithelial cells in the choroid plexus and the number of thromboembolisms in the hippocampal arteries were 7 ± 2 and 1 ± 1 in group 1, 16 ± 4 and 3 ± 1 in group 2, and 64 ± 9 and 6 ± 2 in group 3, respectively. The significance levels were P < .005 for group 1 vs. group 2, P < .0005 for group 2 vs. group 3, and P < .00001 for group 1 vs. group 3.

conclusionThis study demonstrates that decreased cerebrospinal fluid volume induced by choroid plexus degeneration causes cerebral thromboembolism following subarachnoid hemorrhage, which has not been previously described.

Identifiers

PMID36861866
PMCPMC10081128
OpenAlexW4322757600

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Registered trials

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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.