Periocular Hemangioma: Clinicopathological Aspects
Bibliographic record
Abstract
Hemangiomas are pathologically considered to be developmental hamartomatous lesions. In the periocular region, capillary hemangioma is commonly encountered in infants and children, and it is of particular importance because of its critical location if involving the eyelid with obstruction of the visual axis. In this chapter, we aim to briefly discuss the pathogenesis and etiology of such lesions, describe the histopathological features, and the diagnostic immunohistochemical stains used, with differentiating features between infantile hemangioma and capillary hemangioma in adults. In the periocular region, the clinical appearance and manifestations depend on three primary locations of the hemangioma: the superficial, subcutaneous, and deep orbital hemangiomas. Treatment options are similar to hemangioma elsewhere, however, as mentioned above, early treatment may be advocated to avoid developing amblyopia (lazy eye) because of visual deprivation or obstruction. The most used therapy in the periocular region is beta-blockers, either orally or locally. Intralesional steroids and sclerosing agents may also be used. Surgical intervention is reserved for deep orbital-selected lesions.
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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) | 0.001 | 0.001 |
| 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 | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.002 | 0.008 |
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; both teacher heads agree on what is shown here.
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".