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Record W4416344611 · doi:10.24908/pocusj.v10i02.19112

Giant Pyonephrosis Diagnosed Using POCUS in a Resource-Limited Setting

2025· article· en· W4416344611 on OpenAlexvenueno aff
Roody Menager, R Louis, Anst Gelin, Flawendjee Djaweelentz Jacques

Bibliographic record

VenuePOCUS Journal · 2025
Typearticle
Languageen
FieldMedicine
TopicAppendicitis Diagnosis and Management
Canadian institutionsnot available
Fundersnot available
KeywordsPyonephrosisHydronephrosisPercutaneous nephrostomyComplicationAsymptomaticNephrostomyEmergency departmentPercutaneous nephrolithotomy

Abstract

fetched live from OpenAlex

Pyonephrosis is a severe complication of hydronephrosis and can lead to the destruction of the renal parenchyma, sepsis, shock, and death. The clinical presentation is nonspecific, and 15% of patients are asymptomatic on presentation. In resource-limited settings, where Computed Tomography (CT) imaging is not available, point of care ultrasound (POCUS) plays an important role in evaluating kidney diseases in the emergency department (ED). In this case, a 36-year-old man presented to the ED with dyspnea, fever, abdominal pain, and abdominal distention in the area where an intra-abdominal tumor was reported. After ultrasound-guided aspiration, pyonephrosis was diagnosed. In the absence of other capable specialists, the emergency physician performed a percutaneous nephrostomy procedure, and eight liters of pus were removed. The patient improved significantly and was discharged from the ED with oral antibiotics and scheduled urology follow-up in the clinic.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.419
Threshold uncertainty score0.699

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.019
GPT teacher head0.305
Teacher spread0.286 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2025
Admission routes1
Has abstractyes

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