09 December 2025
: Case report 
A Rare Case of Emphysematous Pyelonephritis Following Retrograde Intrarenal Surgery in an Elderly Man
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
Weiyong Zhong
ABCDEF 1, Feihong Xu BCD 1, Shujiang Ye CDE 1, Yu Liu BCD 1, Wei Zhao BCD 2, Zhenquan Lu AEF 1, Lin Xiong CDF 1, Xiang Xu ABCDEFG 1*
DOI: 10.12659/AJCR.949018
Am J Case Rep 2025; 26:e949018
Table 1 Literature search strategy summary.
| Component | Description | Databases used | Results |
|---|---|---|---|
| Objective | Confirm absence of reported EPN cases post-RIRS | N/A | Novelty verified |
| Search period | Inception to March 2025 | PubMed, Cochrane, Embase, Web of Science | 0 relevant cases |
| Keywords | All databases | 0 matches | |
| Screening | Manual curation | No cases found | |
| Limitations | Excluded non-English articles; focused on post-surgical complications | CNKI, Wanfang (Chinese databases) | 0 matches |