Evidence map›Paper›PMID 33298476›Full record

ArticleBMJ case reports2020

Hepatic perivascular epithelioid cell tumours in children with tuberous sclerosis.

Michaela Janks, Amelia Heaford, Maesha Deheragoda, Nedim Dino Hadzic

Open access · greenAbstract readCase Reports
In one paragraph

Article in BMJ case reports, 2020. 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
0.5field-weighted citation impact, top 34% 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, 6 citations in OpenAlex.

  1. "Update on pediatric primary liver tumors".Virchows Archiv : an international journal of pathology · 2025
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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

4 authors at 1 institution in 1 country.

Michaela JanksPaediatric Liver Medicine Department, King's College Hospital, London, UK michaela.janks@nhs.net.
Amelia HeafordLiver Histopathology Laboratory, Institute of Liver Studies, King's College Hospital, London, UK.
Maesha DeheragodaLiver Histopathology Laboratory, Institute of Liver Studies, King's College Hospital, London, UK.
Nedim Dino HadzicPaediatric Liver Medicine Department, King's College Hospital, London, UK.
King's College Hospital · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Perivascular epithelioid cell tumours are a novel histological description of mesenchymal tumours consisting of perivascular and epithelioid cells. Angiomyolipomas are one of the commoner types of this tumour group. They are typically associated with the inherited condition tuberous sclerosis (TS). In TS they are often seen arising in the kidneys and brain, although much more rarely can be seen in the liver. While usually thought of as benign tumours there is little evidence to predict whether they will progress to malignancy. Currently, there is no recommended best management strategy between resection and surveillance. We report two patients with TS seen in our centre with these described PEComa liver lesions histologically, however only one required a resection. On review of the literature, features such as increased size, rapid growth and vascular invasion would be concerning for possible malignant potential and therefore merit resection, as well as significant symptoms.

Indexed as

Biomarkers, TumorChildHumansLiver NeoplasmsMalePerivascular Epithelioid Cell NeoplasmsTuberous SclerosisBiomarkers, Tumorliver diseasepaediatric oncologypathology

Identifiers

PMID33298476
PMCPMC7733073
OpenAlexW3113328233

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.