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Magnetic Resonance Imaging in the Encephalopathic Term Newborn

2014· review· en· W2323697707 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueCurrent Pediatric Reviews · 2014
Typereview
Languageen
FieldMedicine
TopicNeonatal and fetal brain pathology
Canadian institutionsHospital for Sick Children
Fundersnot available
KeywordsMedicineNeonatal encephalopathyMagnetic resonance imagingNeuroimagingEncephalopathyDiffusion MRIIntensive care medicineHypoxic Ischemic EncephalopathyModalitiesPediatricsRadiologyInternal medicinePsychiatry

Abstract

fetched live from OpenAlex

Neonatal encephalopathy is a neurological emergency with heterogeneous etiologies and several management challenges. Neonatal encephalopathy of hypoxic-ischemic origin is associated with high rate of neonatal morbidity and mortality, and the long-term neurodevelopmental outcome of survivors with moderate to severe encephalopathy is poor. Magnetic resonance imaging now provides new insights on the diagnosis and prognosis of this condition. Typical patterns of brain injury have been recognized and in contemporary cohorts of newborns these patterns reflect different risk factors and clinical presentation, as well as specific patterns of neurodevelopmental outcome. Magnetic resonance spectroscopy, diffusion-weighted imaging, and diffusion tensor imaging are advanced MR techniques that are increasingly used in the assessment of encephalopathic newborns, providing innovative perspectives on neonatal brain metabolism, microstructure, and connectivity. These techniques have been particularly helpful in elucidating the unique time course of neonatal brain injury and in providing quantitative biomarkers for prognostication. To better refine the prognostic value of these new imaging tools, standardization of protocols, imaging modalities and scan timing are needed across centers. It is hoped that these techniques will permit earlier identification of newborns at risk of neurodevelopmental impairment and complement ongoing trials of emerging therapies such as hypothermia and novel pharmacological agents with neuroprotective properties.

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.

Full frame distilled prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Insufficient payload (model declined to judge)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Review · Consensus signal: Review
Teacher disagreement score0.979
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0030.001
Bibliometrics0.0000.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.002
Insufficient payload (model declined to judge)0.0000.001

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 head0.057
GPT teacher head0.361
Teacher spread0.305 · 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