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Record W2921496966 · doi:10.5206/uwomj.v85i2.4155

When the story doesn’t fit

2016· article· en· W2921496966 on OpenAlexvenueno aff
Jason L Elzinga, Charles Jian

Bibliographic record

VenueUniversity of Western Ontario Medical Journal · 2016
Typearticle
Languageen
FieldMedicine
TopicCutaneous Melanoma Detection and Management
Canadian institutionsnot available
Fundersnot available
KeywordsPresentation (obstetrics)MedicineMedical diagnosisAmputationPhysical examinationLesionCase presentationActive listeningMedical historySurgeryGeneral surgeryRadiologyPsychologyPsychotherapist

Abstract

fetched live from OpenAlex

Melanoma is an aggressive but easily preventable cancer. However, it may have a highly atypical presentation which makes early detection more difficult. This case report discusses a 25-year-old patient with a rare case of melanoma developing underneath the nail of the first toe. The case was originally diagnosed as trauma due to its rarity and epidemiological unlikeliness, however through the patient’s persistence for alternative opinions the correct diagnosis was eventually made. However, this led to an amputation as well as more intense, invasive treatment. There were several points on history (duration of the lesion, appearance of the lesion, and lack of healing progress) which when combined with the lesion’s physical appearance should have made such a presentation suspicious for a more malignant cause. This case highlights the importance of early detection in the prognosis and treatment of patients with cancer, the importance of considering all aspects of a history and physical exam, and the importance of listening to and addressing a patient’s concerns. As always, more common diagnoses should be first considered, but when the story does not match up with the presentation, one should move past the horses to consider the zebras.

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)0.001
metaresearch head score (Gemma)0.010
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Commentary · Consensus signal: Commentary
Teacher disagreement score0.010
Threshold uncertainty score0.033

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.010
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.000
Science and technology studies0.0050.003
Scholarly communication0.0040.009
Open science0.0010.003
Research integrity0.0050.009
Insufficient payload (model declined to judge)0.0100.004

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 head0.015
GPT teacher head0.209
Teacher spread0.194 · 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 designNot applicable
Domainnot available
GenreCommentary

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
Published2016
Admission routes1
Has abstractyes

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