Tophaceous Pustule-like Rash in a Patient with Gout
Bibliographic record
Abstract
To the Editor: Gout is characterized by extracellular fluid urate saturation leading to monosodium urate (MSU) crystal deposition. Typically, it manifests as recurrent acute inflammatory arthritis flares that may lead to a chronic tophaceous destructive arthritis. MSU crystal deposition usually occurs in articular and periarticular areas. MSU crystals are found in cartilage, tendon sheaths, synovial fluid, and subcutaneous tissue1. A cutaneous pustule-like rash filled with tophaceous material is a rare presentation of gout. We describe a patient with gouty arthritis presenting with an asymptomatic cutaneous diffuse rash consisting of pustule-like lesions containing tophaceous material. A 30-year-old man presented with a 6-year history of intermittent polyarticular arthritis involving the knees bilaterally, ankles bilaterally, left elbow, right fifth metacarpophalangeal (MCP) joint, and left olecranon bursitis. In addition, he had a cutaneous diffuse rash. He failed to provide a clear history regarding the time onset of the rash and its course. He did not report any pruritus, tenderness, or pain secondary to his rash. He was diagnosed as having rheumatoid arthritis by his primary doctor and was treated with naproxen, without improvement. He had no other known medical history. There was no family history of gout or kidney stones. He did not … Address correspondence to Dr. Schlesinger; E-mail: schlesna{at}umdnj.edu
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.002 | 0.017 |
| Meta-epidemiology (narrow) | 0.002 | 0.001 |
| Meta-epidemiology (broad) | 0.002 | 0.001 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.002 | 0.002 |
| Scholarly communication | 0.002 | 0.003 |
| Open science | 0.002 | 0.001 |
| Research integrity | 0.025 | 0.016 |
| Insufficient payload (model declined to judge) | 0.004 | 0.002 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
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".