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Record W4378650064 · doi:10.1136/bcr-2022-252786

Primary gastric amyloidosis associated with linitis plastica and delayed progression to systemic amyloidosis and multiple myeloma

2023· article· en· W4378650064 on OpenAlexaff
Georges E. Khalil, Dimitri Fiani, Fares Antaki, Ernest Diab

Bibliographic record

VenueBMJ Case Reports · 2023
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicAmyloidosis: Diagnosis, Treatment, Outcomes
Canadian institutionsCentre Hospitalier de l’Université de Montréal
Fundersnot available
KeywordsMultiple myelomaMedicineAmyloidosisPrimary systemic amyloidosisLinitis plasticaCancerAL amyloidosisPathologyBiopsyImmunoglobulin light chainAmyloid (mycology)Internal medicineSystemic diseaseImmunopathologyAntibodyImmunology

Abstract

fetched live from OpenAlex

We report the case of a woman in her 50s who underwent, 5 years prior, a total gastrectomy after neoadjuvant chemotherapy for diffuse-type gastric cancer diagnosed during a workup for isolated gastric primary light chain (AL) amyloidosis. At the time of diagnosis, immunoglobulins light chain measurements and bone marrow biopsy were performed to rule out multiple myeloma and came back normal. Three years later, the patient developed systemic amyloidosis involving the heart and the lungs, after which she developed multiple myeloma. Isolated amyloid deposits in the stomach are a rare finding. While AL amyloidosis is frequently found in concomitance with multiple myeloma, late progression of primary AL amyloidosis to systemic amyloidosis and multiple myeloma is uncommon.

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 machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Case report · Consensus signal: Case report
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.002
Threshold uncertainty score0.006

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0010.001
Open science0.0000.001
Research integrity0.0020.002
Insufficient payload (model declined to judge)0.0020.000

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 head0.013
GPT teacher head0.278
Teacher spread0.264 · 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 source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designCase report
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
Published2023
Admission routes1
Has abstractyes

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