Evidence map›Paper›PMID 20863267›Full record

ArticleLymphatic research and biology2010

Lymphatic pump treatment increases thoracic duct lymph flow in conscious dogs with edema due to constriction of the inferior vena cava.

Parna Prajapati, Pankhil Shah, Hollis H King, Arthur G Williams, Pratikkumar Desai, H Fred Downey

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Article in Lymphatic research and biology, 2010. 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
0.8field-weighted citation impact, top 27% 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

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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, 12 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Parna PrajapatiDepartment of Integrative Physiology, University of North Texas Health Science Center, Fort Worth, Texas 76107, USA.
Pankhil Shah
Hollis H King
Arthur G Williams
Pratikkumar Desai
H Fred Downey
University of North Texas Health Science Center · USUniversity of North Texas · US

Funding

Project 3 - Pain-induced Sympathoexcitation: Effect of OMMU19AT002023 · NCCIH · UNIVERSITY OF NORTH TEXAS HLTH SCI CTR · PI SMITH, MICHAEL LAMAR · 2004 to 2009
$3.0M
NCCIH NIH HHS U19 AT002023
6 · The paper itself

Abstract

backgroundOsteopathic lymphatic pump treatments (LPT) are used to treat edema, but their direct effects on lymph flow have not been studied. In the current study, we examined the effects of LPT on lymph flow in the thoracic duct of instrumented conscious dogs in the presence of edema produced by constriction of the inferior vena cava (IVC). METHODS AND

resultsSix dogs were surgically instrumented with an ultrasonic flow transducer on the thoracic lymph duct and catheters in the descending thoracic aorta and in IVC. After postoperative recovery, lymph flow and hemodynamic variables were measured 1) pre-LPT, 2) during 4 min LPT, 3) post-LPT, in the absence and presence of edema produced by IVC constriction. This constriction increased abdominal girth from 60 +/-2.6 to 75 +/- 2.9 cm. Before IVC constriction, LPT increased lymph flow (P < 0.05) from 1.9 +/- 0.2 ml/min to a maximum of 4.7 +/-1.2 ml/min, whereas after IVC constriction, LPT increased lymph flow (P < 0.05) from 7.9 +/-2.2 to a maximum of 11.7 +/-2.2 ml/min. The incremental lymph flow mobilized by 4 min of LPT (ie, the flow that exceeded 4 min of baseline flow), was 10.6 ml after IVC constriction. This incremental flow was not significantly greater than that measured before IVC constriction.

conclusionsEdema caused by IVC constriction markedly increased lymph flow in the thoracic duct. LPT increased thoracic duct lymph flow before and after IVC constriction. The lymph flow mobilized by 4 min of LPT in presence of edema was not significantly greater than that mobilized prior to edema.

Indexed as

AbdomenAnimalsAorta, ThoracicCatheterizationConsciousnessConstriction, PathologicDogsEdemaFemaleHemodynamicsLymphLymphatic SystemMaleManipulation, OsteopathicThoracic DuctVena Cava, Inferior

Identifiers

PMID20863267
PMCPMC2958464
OpenAlexW2084991135

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.