Evidence map›Paper›PMID 33082761›Full record

ArticleCase reports in oncology

Metastatic PRAME-Expressing Juvenile Spitzoid Melanoma on the Buttock.

Yusuke Muto, Taku Fujimura, Yumi Kambayashi, Kentaro Ohuchi, Ryo Amagai, Akira Hashimoto, Setsuya Aiba

Abstract readCase Reports
In one paragraph

Article in Case reports in oncology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed, 1 pooled it
–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

2 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. 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

7 authors.

Yusuke MutoDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.
Taku FujimuraDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.
Yumi KambayashiDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.
Kentaro OhuchiDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.
Ryo AmagaiDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.
Akira HashimotoDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.
Setsuya AibaDepartment of Dermatology, Tohoku University Graduate School of Medicine, Sendai, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Since the cost of molecular biological methods for Spitzoid neoplasms is expensive, the number of institutes that employ these methods might be limited. Preferentially expressed antigen in melanoma (PRAME) is a tumor-associated antigen that is useful to distinguish melanoma from other melanocytic disorders, including pediatric Spitzoid tumors that are difficult to diagnose by conventional methods alone. In this report, we report a case of PRAME-expressing juvenile Spitzoid melanoma with lymph node metastasis. Unexpectedly, there were few PRAME-expressing cells in the primary tumor, whereas most metastatic tumors expressed PRAME in the metastatic lymph node. These observations might suggest that, in Spitzoid melanomas, a limited number of melanoma cells possess metastatic potential and that metastatic lesions possess clonality.

Indexed as

Diagnostic methodsImmunohistochemical stainingPediatric melanomaPRAMESpitzoid melanoma

Identifiers

PMID33082761
PMCPMC7548925

What OpenQuestion holds

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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.