MultiHance as a contrast alternative for Gadovist allergic patients
Bibliographic record
Abstract
The dramatic rise in the use of contrast agents for diagnostic imaging within the last decade has largely contributed to the effectiveness of MR imaging, however even with the use of prophylaxis, adverse reactions to contrast, including anaphylaxis, still occur. We describe the case of a 46-year-old female patient with a hemangiopericytoma requiring ongoing contrast MR surveillance, and a documented anaphylactic reaction to Gadovist (gadobutrol injection) despite premedication. Allergy testing was positive to intradermal undiluted Gadovist, confirming an IgE-mediated Gadovist allergy, with subsequent skin testing by prick and intradermal negative to undiluted MultiHance. She went on to receive MultiHance prior to her subsequent MRI scans without clinical reaction and without premedication, demonstrating that there may be superior alternatives to traditionally used gadolinium dyes in patients with moderate to severe reactions, and warrants further investigation into the anaphylactoid characteristics between the different gadolinium-based contrast agents.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
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 teacher head, 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".