Evidence map›Paper›PMID 30449775›Full record

Observational studyInternal medicine (Tokyo, Japan)2019

Tolvaptan Efficiently Reduces Intracellular Fluid: Working Toward a Potential Treatment Option for Cellular Edema.

Hiroaki Kawabata, Hirotsugu Iwatani, Yuko Yamamichi, Keiko Shirahase, Naoko Nagai, Yoshitaka Isaka

Open access · diamondAbstract readObservational Study
In one paragraph

Observational study in Internal medicine (Tokyo, Japan), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.4field-weighted citation impact, top 33% 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

4 citing papers in PubMed, 5 citations in OpenAlex.

  1. Review
  2. Observational
  3. Article
  4. 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

6 authors at 3 institutions in 1 country.

Hiroaki KawabataDepartment of Nephrology, Higashiosaka City Medical Center, Japan.
Hirotsugu IwataniDepartment of Nephrology, National Hospital Organization, Osaka National Hospital, Japan.
Yuko YamamichiDivision of Nutritional Management, Osaka University Hospital, Japan.
Keiko ShirahaseDivision of Nutritional Management, Osaka University Hospital, Japan.
Naoko NagaiDivision of Nutritional Management, Osaka University Hospital, Japan.
Yoshitaka IsakaDepartment of Nephrology, Osaka University Graduate School of Medicine, Japan.
Osaka University Hospital · JPOsaka National Hospital · JPOsaka University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective Tolvaptan is a class of diuretics that reduce body water through aquaresis. One of the most prominent characteristics of these agents is that worsening of the renal function is less likely to occur. We investigated the underlying mechanism concerning the change in the intracellular fluid (ICF) when the body fluid is reduced. Methods In this retrospective observational study, five overhydrated chronic kidney disease (CKD) patients with edema or pleural effusion treated with tolvaptan were assessed by the bioelectrical impedance method twice: once before and once after tolvaptan therapy. The changes in the ICF rate were compared with those in 11 hemodialysis patients undergoing body fluid reduction by hemodialysis. Results Removal of the body fluid either by tolvaptan or by hemodialysis increased the post/pre-ratio of ICW/total body water (TBW). Tolvaptan reduced the ICF more efficiently than hemodialysis. Conclusion Tolvaptan treatment lessens body fluid by the efficient reduction of the ICF.

Indexed as

AgedAged, 80 and overAntidiuretic Hormone Receptor AntagonistsDiureticsEdemaElectric ImpedanceFemaleHumansIntracellular FluidMaleMiddle AgedRenal DialysisRenal Insufficiency, ChronicRetrospective StudiesTolvaptanAntidiuretic Hormone Receptor AntagonistsDiureticsTolvaptanbioimpedancecellular edemadisequilibrium syndromeextracellular fluid (ECF)intracellular fluid (ICF)tolvaptan

Identifiers

PMID30449775
PMCPMC6443539
OpenAlexW2901723756

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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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.