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[Papillary renal neoplasm with reverse polarity].

E A Dubova¹, V N Vysotskaya¹

¹Medico-Biological University of Innovation and Continuing Education of the Burnasyan Federal Medical Biophisical Center, Moscow, Russia.

Arkhiv Patologii

|February 6, 2024

Summary

Papillary renal neoplasm with reverse polarity, a rare kidney tumor subtype, presents unique features and a good prognosis. This case highlights diagnostic challenges and criteria for pathologists and clinicians.

Keywords:

kidney papillary renal neoplasm with reverse polarity papillary tumor renal cell carcinoma

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Area of Science:

Nephrology
Oncology
Pathology

Background:

Papillary renal neoplasm with reverse polarity is a rare subtype of papillary renal cell tumors.
It is characterized by unique morphology and specific molecular features.
This subtype generally exhibits a good prognosis.

Observation:

The article presents literature data and a case observation of a papillary kidney tumor with reverse nuclear polarity.
The patient was a 73-year-old individual.
Difficulties in preoperative diagnosis were noted.

Findings:

Histological and immunohistochemical criteria for diagnosis are presented.
Differential diagnosis with other kidney tumors is discussed.
The unique morphology and molecular features are highlighted.

Implications:

This rare case provides valuable insights for both pathologists and clinicians.
Understanding diagnostic criteria is crucial for accurate patient management.
Further research into this specific subtype may improve diagnostic accuracy and treatment strategies.