Pituitary Abscess: Review and Highlight of a Case Mimicking Pituitary Apoplexy
Bibliographic record
Abstract
Initially described by Heslop in 1848 and Simmonds in 1914, there have since been multiple case reports in the literature of pituitary abscess, but only 3 series of 20 or more patients 1-3 with this disorder, all within the last decade.Even with more then 250 cases presented so far, pituitary abscess remains a clinical enigma with many unknowns.There have been even fewer cases of pituitary abscess acutely symptomatic with pituitary apoplexy: notably, only one article links these two explicitly 4 . CASE REPORTOur patient, a 49-year-old right handed male, presented with acute sudden onset holoencephalic headache.Additionally, he was feeling unwell, was nauseated with occasional vomiting and complained of dizziness.He had been previously suffering from chronic holoencephalic headaches for six months which were of insufficient severity for him to seek medical attention.He also described a change in his vision, mentioned as blurriness.
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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 | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.002 | 0.001 |
| Bibliometrics | 0.007 | 0.006 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.001 | 0.002 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.002 | 0.002 |
| Insufficient payload (model declined to judge) | 0.003 | 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".