Evidence map›Paper›PMID 26041960›Full record

ReviewJournal of clinical and experimental hepatology2015

Clinical neurophysiology of hepatic encephalopathy.

Piero Amodio, Sara Montagnese

Open access · greenAbstract readReview
In one paragraph

Review in Journal of clinical and experimental hepatology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 3 pooled it
1.0field-weighted citation impact, top 24% 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

25 citing papers in PubMed, 3 syntheses or guidelines pooled it, 49 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.

Piero AmodioDepartment of Medicine, DIMED, University of Padova, Italy.
Sara MontagneseDepartment of Medicine, DIMED, University of Padova, Italy.
University of Padua · IT

Funding

Medical Research Council MR/J006742/1
6 · The paper itself

Abstract

BACKGROUND/

objectivesHepatic encephalopathy (HE) has relevant impact on the quality of life of patients and their caregivers and causes relevant costs because of hospitalizations and work days lost. Its quantification is important to perform adequate clinical trials on this relevant complication of cirrhosis and portal-systemic shunting. Clinical neurophysiology, which detects functional alterations of the nervous system, has been applied to the study of HE for over 60 years. This review aims at summarizing and clarifying the role of neurophysiologic techniques in the study of HE.

methodsA narrative review was performed aiming at interpreting the cited papers and the techniques on the basis of their physiological and pathophysiological meaning.

resultsThe potential role of EEG, quantified EEG, evoked potentials-both exogenous, endogenous and motor-have been clarified to the reader that may be unfamiliar with neurophysiology.

conclusionsThe EEG, reflecting the oscillatory changes of neural network is the preferable tool to detect and monitor HE, with the exception of its most severe stage, when EEG flattens. SSEP and MEP have indication to detect and monitor transmission alterations that are likely related to myelin changes and microedema.

Indexed as

BAEPs, brainstem acoustic evoked potentialscirrhosisEEGEEG, electroencephalogramEPs, evoked potentialsERPs, event related potentialsevoked potentialsfVPS, flash visual evoked potentialsHE, hepatic encephalopathyhepatic encephalopathyMEG, magnetoencephalogramMEPs, motor evoked potentialsneurophysiologypVEPs, pattern reversal visual evoked potentialsSSEPs, somatosensory evoked potentialVEPs, visual evoked potentials

Identifiers

PMID26041960
PMCPMC4442865
OpenAlexW2008552940

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.