Evidence map›Paper›PMID 41488808›Full record

ArticleBJUI compass2026

The effect of negative, single and multi-organism positive cultures on outcomes following PCNL.

Katya Hanessian, Ali Albaghli, Ruben Crew, Grant Sajdak, Ala'a Farkouh, Sikai Song, Daniel Jhang, Zham Okhunov, D Duane Baldwin

Abstract read
In one paragraph

Article in BJUI compass, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

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

2 citing papers in PubMed.

  1. Article
  2. Article
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

9 authors.

Katya HanessianDepartment of Urology Loma Linda University Health Loma Linda California USA.ORCID https://orcid.org/0009-0007-8181-4178
Ali AlbaghliDepartment of Urology Loma Linda University Health Loma Linda California USA.ORCID https://orcid.org/0000-0003-4935-0602
Ruben CrewDepartment of Urology Loma Linda University Health Loma Linda California USA.
Grant SajdakDepartment of Urology Loma Linda University Health Loma Linda California USA.
Ala'a FarkouhDepartment of Urology Loma Linda University Health Loma Linda California USA.
Sikai SongDepartment of Urology Loma Linda University Health Loma Linda California USA.
Daniel JhangDepartment of Urology Loma Linda University Health Loma Linda California USA.ORCID https://orcid.org/0000-0001-8434-1264
Zham OkhunovDepartment of Urology Loma Linda University Health Loma Linda California USA.
D Duane BaldwinDepartment of Urology Loma Linda University Health Loma Linda California USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: This study aims to explore risk factors related to positive single and multi-organism stone cultures and their association with postoperative complications in patients undergoing percutaneous nephrolithotomy (PCNL). Subjects/Patients and Methods: A retrospective review was performed on 293 PCNL patients with stone cultures at a single academic institution between January 2017 and March 2023. Data collection encompassed demographics, comorbidities, operative details and postoperative outcomes. Chi-square and ANOVA with Tukey B post hoc tests were employed. Multivariable logistic regression identified independent outcomes. Significance was set at Results: Positive stone cultures were seen in 56% of patients and cultures with multiple organisms were seen in 25% of patients. Female sex ( Conclusion: Positive stone cultures (single or multi-organism) predicted adverse postoperative outcomes including fever, readmission and recurrence. Patients with multi-organism stone cultures were more likely to have stone recurrences within 6 months, suggesting the need for closer follow-up and more comprehensive antibiotic therapy. These findings emphasize the role of stone culture status in guiding risk stratification and tailored prophylactic strategies, particularly in patients with multi-organism stone cultures who have multidrug resistance.

Indexed as

feverinfectionnephrolithiasispercutaneous nephrolithotomysepsis

Identifiers

PMID41488808
PMCPMC12757509

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.