Evidence map›Paper›PMID 40607469›Full record

ArticleIJU case reports2025

Clear Cell Papillary Renal Cell Carcinoma Incidentally Discovered in a Patient With Normal Renal Function: A Case Report.

Toru Inoue, Masahiro Fuse, Satoki Abe, Shinya Sejiyama, Kazuhiro Kawamura, Yuzo Oyama, Tadasuke Ando, Toshitaka Shin

Abstract read
In one paragraph

Article in IJU case reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

8 authors.

Toru InoueDepartment of Urology Faculty of Medicine, Oita University Yufu Oita Japan.ORCID https://orcid.org/0000-0002-8290-0322
Masahiro FuseDepartment of Urology Faculty of Medicine, Oita University Yufu Oita Japan.
Satoki AbeDepartment of Urology Faculty of Medicine, Oita University Yufu Oita Japan.
Shinya SejiyamaDepartment of Urology Faculty of Medicine, Oita University Yufu Oita Japan.
Kazuhiro KawamuraDepartment of Diagnostic Pathology Faculty of Medicine, Oita University Yufu Oita Japan.
Yuzo OyamaDepartment of Diagnostic Pathology Faculty of Medicine, Oita University Yufu Oita Japan.
Tadasuke AndoOrgan Transplantation Promotion Project Faculty of Medicine, Oita University Yufu Oita Japan.ORCID https://orcid.org/0000-0003-1470-6517
Toshitaka ShinDepartment of Urology Faculty of Medicine, Oita University Yufu Oita Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Clear cell papillary renal cell carcinoma is a distinct histopathological entity first characterized in patients with end-stage renal disease. Although increasingly reported in patients with normal renal function, it remains relatively unfamiliar in routine clinical practice. Case Presentation: A 75-year-old male with normal renal function presented with an incidentally discovered left renal mass. Radiological evaluation revealed a mass with a distinct enhancement pattern. Considering the patient's preference for surgical management, robot-assisted partial nephrectomy was performed, confirming clear cell papillary renal cell carcinoma, with immunohistochemistry demonstrating diffuse cytokeratin 7-positivity, alpha-methylacyl-CoA racemase-negativity, and cup-shaped carbonic anhydrase IX staining. Conclusion: This case demonstrated the characteristic features of clear cell papillary renal cell carcinoma in a patient with normal renal function. Nephron-sparing surgery and rigorous follow-up protocols are crucial management strategies. Future studies with larger cohorts are needed to define the natural history and optimal management of clear cell papillary renal cell carcinoma.

Indexed as

clear cell papillary renal cell carcinomaimmunohistochemistrynormal renal function

Identifiers

PMID40607469
PMCPMC12212958

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