Tuesday, 27 January 2026

Renal Papillary Necrosis in Acute Pyelonephritis: Pathogenesis, Diagnosis, and the Role of Relook Flexible Ureterorenoscopy | Chapter 8 | Newer Frontiers in Urology, Volume II

 

Renal papillary necrosis (RPN) is an under-recognised complication of acute pyelonephritis (APN), especially in high-risk populations like diabetics. This chapter explores the vascular and infectious pathophysiology underlying RPN, describes its classic and atypical presentations, and highlights the emerging role of relook flexible ureterorenoscopy (F-RURS) in identifying and removing necrosed papillae. Recent case reports and small series suggest that timely endoscopic removal of necrotic debris reduces recurrence and improves renal outcomes. This chapter aims to equip clinicians with a structured approach to suspect, investigate, and intervene upon RPN in the APN setting.

 

 

Author(s) Details

Suryaram Aravind
Department of Urology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.

 

Punith Jain
Department of Urology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.

 

Hariharasudhan Sekar
Department of Urology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.

 

Velmurugan Palaniyandi
Department of Urology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.

 

Vivek Meyyappan
Department of Urology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.

 

Sriram Krishnamoorthy
Department of Urology, Sri Ramachandra Institute of Higher Education and Research, Chennai, India.

 

Please see the book here :- https://doi.org/10.9734/bpi/mono/978-93-47485-68-8/CH8


 

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