Evidence map›Paper›PMID 39836641›Full record

SynthesisThe British journal of radiology2025

A systematic review of indocyanine green lymphography imaging for the diagnosis of primary lymphoedema.

Greta Brezgyte, Mike Mills, Malou van Zanten, Kristiana Gordon, Peter S Mortimer, Pia Ostergaard

Abstract readSystematic Review
In one paragraph

Synthesis in The British journal of radiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
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

8 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Article
  5. [Research progress of lymphaticovenous anastomosis in treatment of secondary lymphedema].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2026
    Review
  6. Article
  7. Article
  8. Article
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.

Greta BrezgyteSchool of Health & Medical Sciences, City St George's, University of London, Cranmer Terrace, London SW17 0RE, United Kingdom.
Mike MillsSchool of Health & Medical Sciences, City St George's, University of London, Cranmer Terrace, London SW17 0RE, United Kingdom.ORCID 0000-0001-6316-4561
Malou van ZantenSchool of Health & Medical Sciences, City St George's, University of London, Cranmer Terrace, London SW17 0RE, United Kingdom.ORCID 0000-0001-9620-075X
Kristiana GordonSchool of Health & Medical Sciences, City St George's, University of London, Cranmer Terrace, London SW17 0RE, United Kingdom.ORCID 0000-0002-7840-5644
Peter S MortimerSchool of Health & Medical Sciences, City St George's, University of London, Cranmer Terrace, London SW17 0RE, United Kingdom.ORCID 0000-0003-1901-6849
Pia OstergaardSchool of Health & Medical Sciences, City St George's, University of London, Cranmer Terrace, London SW17 0RE, United Kingdom.ORCID 0000-0002-2190-1356

Funding

British Heart Foundation MR/P011543/1Medical Research Council MR/P011543/1
6 · The paper itself

Abstract

objectivesThis systematic review aims to evaluate the use of indocyanine green lymphography (ICGL) for the investigation of the lymphatics in the lower limbs of primary lymphoedema patients.

methodsMEDLINE and EMBASE articles from January 1, 2000 to September 1, 2023 were searched for. A total of 11 studies were included in the review after a two-stage screening process.

resultsData on patient demographics, ICG contrast injection technique, imaging protocols, and imaging outcomes were summarized and reviewed in detail. The review highlights the lack of commonality in protocols used. Factors important for good imaging are highly variable, particularly the number of injections, their location, and whether they are delivered intradermally or subcutaneously.

conclusionsICGL has strong potential to become a diagnostic tool to diagnose lymphoedema due to its non-ionizing nature and cost-effectiveness. However, due to the lack of thorough phenotyping and genotyping of patients included in the studies, uncertainty still exists as to the value of the described imaging features such as splash, starburst, and diffuse dermal rerouting patterns. Future studies, therefore, should aim to explore the diagnostic utility of ICGL for lymphoedema further through the imaging of primary lymphoedema patients with a confirmed genetic diagnosis and using standardized imaging protocols. ADVANCES IN KNOWLEDGE: ICGL is a strong candidate for advancing the diagnosis and understanding of primary lymphoedema, and monitoring response to treatment, but protocol heterogeneity and a lack of consistency in reporting imaging details and patient phenotyping currently hold it back.

Indexed as

Indocyanine GreenLymphedemaLymphographyColoring AgentsHumansLower ExtremityColoring AgentsIndocyanine Greenindocyanine green (ICG)indocyanine green lymphography (ICGL)lower limblymphatic systemnear-infrared fluorescence (NIRF)primary lymphoedemasuperficial imaging

Identifiers

PMID39836641
PMCPMC11919075

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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.