Case Report


Metanephric adenoma managed with robotic partial nephrectomy: A case report

,  ,  ,  

1 Department of Urology, Levine Cancer Institute/Atrium Health, Charlotte, NC, USA

2 Department of Pathology, Levine Cancer Institute, Charlotte, NC, USA

Address correspondence to:

Ornob P Roy

Department of Urology, Atrium Health, 1225 Harding Pl #3100, Charlotte, NC 28204,

USA

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Article ID: 100033Z15HH2023

doi: 10.5348/100033Z15HH2023CR

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How to cite this article

Holck HW, Hall ME, Weida C, Roy OP. Metanephric adenoma managed with robotic partial nephrectomy: A case report. J Case Rep Images Urol 2023;8(2):1–5.

ABSTRACT


Introduction: Metanephric adenomas (MAs) are clinically uncommon, with less than 200 cases previously documented. Preoperatively, MAs are difficult to diagnose due to the similarity of imaging characteristics with renal cell carcinomas. Even though MAs are benign tumors, they require careful consideration and treatment. We report a case of a MA managed via active surveillance followed by partial nephrectomy.

Case Report: After presenting for abdominal pain, a 1.3 cm left renal mass was diagnosed in a 58-year-old woman. Active surveillance was initially used to manage the mass for 2 years, at which point she elected for robotic partial nephrectomy. Final histopathological diagnosis was MA.

Conclusion: Preoperative diagnosis of MA is difficult as it shares many characteristic similarities with renal cell carcinomas. It is important for Urologists to be aware of MA as a diagnostic possibility. As awareness and understanding of MA increase, and diagnostic strategies continue to improve, active surveillance strategies may be increasingly utilized in management. If surgical extirpation is ultimately required, partial nephrectomy is a successful and reasonable approach.

Keywords: Metanephric adenoma, Pathology, Renal mass

SUPPORTING INFORMATION


Author Contributions

Hailey W Holck - Analysis of data, Drafting the work, Revising the work critically for important intellectual content, Final approval of the version to be published, Agree to be accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.

Mary E Hall - Analysis of data, Revising the work critically for important intellectual content, Final approval of the version to be published, Agree to be accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.

Carol Weida - Acquisition of data, Analysis of data, Revising the work critically for important intellectual content, Final approval of the version to be published, Agree to be accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.

Ornob P Roy - Conception of the work, Design of the work, Acquisition of data, Revising the work critically for important intellectual content, Final approval of the version to be published, Agree to be accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.

Guaranter of Submission

The corresponding author is the guarantor of submission.

Source of Support

None

Consent Statement

Written informed consent was obtained from the patient for publication of this article.

Data Availability

All relevant data are within the paper and its Supporting Information files.

Conflict of Interest

Authors declare no conflict of interest.

Copyright

© 2023 Hailey W Holck et al. This article is distributed under the terms of Creative Commons Attribution License which permits unrestricted use, distribution and reproduction in any medium provided the original author(s) and original publisher are properly credited. Please see the copyright policy on the journal website for more information.