Evidence map›Paper›PMID 25810356›Full record

ReviewASN neuro

Hypocalcemia-induced seizure: demystifying the calcium paradox.

Pengcheng Han, Bradley J Trinidad, Jiong Shi

Open access · goldAbstract readReview
In one paragraph

Review in ASN neuro. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed, 2 pooled it
3.2field-weighted citation impact, top 8% 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

60 citing papers in PubMed, 2 syntheses or guidelines pooled it, 103 citations in OpenAlex.

  1. Etiology and Pathophysiology of Hypoparathyroidism: A Narrative Review.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2022
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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

3 authors at 2 institutions in 1 country.

Pengcheng HanBarrow Neurological Institute, Dignity Health St Joseph's Hospital and Medical Center and Medical Center, Phoenix, AZ, USA PengCheng.Han@dignityhealth.org.
Bradley J TrinidadCreighton University School of Medicine-Phoenix Campus, Phoenix, AZ, USA.
Jiong ShiBarrow Neurological Institute, Dignity Health St Joseph's Hospital and Medical Center and Medical Center, Phoenix, AZ, USA.
St. Joseph's Hospital and Medical Center · USPhoenix (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Calcium is essential for both neurotransmitter release and muscle contraction. Given these important physiological processes, it seems reasonable to assume that hypocalcemia may lead to reduced neuromuscular excitability. Counterintuitively, however, clinical observation has frequently documented hypocalcemia's role in induction of seizures and general excitability processes such as tetany, Chvostek's sign, and bronchospasm. The mechanism of this calcium paradox remains elusive, and very few pathophysiological studies have addressed this conundrum. Nevertheless, several studies primarily addressing other biophysical issues have provided some clues. In this review, we analyze the data of these studies and propose an integrative model to explain this hypocalcemic paradox.

Indexed as

AnimalsCalciumHumansHypocalcemiaMembrane PotentialsNeuronsSeizuresCalciumaction potentialhypocalcemiaion channelneurophysiologyseizuresynaptic transmission

Identifiers

PMID25810356
PMCPMC4374060
OpenAlexW2138373663

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.