Evidence map›Paper›PMID 36085375›Full record

ArticleAbdominal radiology (New York)2023

Perinephric myxoid pseudotumor of fat: a multimodality imaging case series.

Justin Lee, Kevin G King, Shefali Chopra, Phillip M Cheng

Erratum issuedAbstract read
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In one paragraph

Article in Abdominal radiology (New York), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.8field-weighted citation impact, top 14% 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

7 citing papers in PubMed, 12 citations in OpenAlex.

  1. Solid masses arising in transplanted kidneys.Abdominal radiology (New York) · 2026
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Justin LeeDepartment of Radiology, Keck School of Medicine of USC, Los Angeles, CA, USA.ORCID http://orcid.org/0000-0002-2231-4831
Kevin G KingDepartment of Radiology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID http://orcid.org/0000-0002-9107-2207
Shefali ChopraDepartment of Pathology, Keck School of Medicine of USC, Los Angeles, CA, USA.ORCID http://orcid.org/0000-0003-3611-626X
Phillip M ChengDepartment of Radiology, Keck School of Medicine of USC, 1441 Eastlake Ave., Suite 2315B, Los Angeles, CA, 90033, USA. Phillip.Cheng@med.usc.edu.ORCID http://orcid.org/0000-0002-8559-7031
Keck Hospital of USC · USUniversity of California, Los Angeles · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Perinephric myxoid pseudotumor of fat (PMPF) is an unusual clinical entity with few prior imaging case reports. We report a multimodality imaging case series of PMPF, consisting of four cases seen in our department with both imaging studies and histopathologic confirmation. Three of the four patients had a history of advanced non-neoplastic renal disease. The perirenal masses in these cases varied in size and appearance. Some lesions resembled cysts or contained macroscopic fat. Enhancement was equivocal on CT, but prominent in one case on MRI and in another on contrast-enhanced ultrasound. Although not known to be malignant, PMPF may be confused for a cyst, liposarcoma, or hypovascular solid neoplasm on imaging. The dominant mass was resected in two cases because of concern for malignancy, while percutaneous CT-guided biopsy was performed in the other two. Mouse double minute 2 (MDM2) gene amplification by fluorescence in situ hybridization (FISH) was negative in all four cases, excluding well-differentiated liposarcoma. Radiologists should be familiar with PMPF to provide appropriate guidance on clinical management.

Indexed as

CystsLiposarcomaRetroperitoneal NeoplasmsAnimalsIn Situ Hybridization, FluorescenceMiceTomography, X-Ray ComputedMagnetic resonance imagingPerinephric myxoid pseudotumor of fatRetroperitoneal spaceUltrasonographyX-ray computed tomography

Identifiers

PMID36085375
OpenAlexW4295066507

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.