Occult Disorders of the Cerebrospinal Fluid Dynamics
Bibliographic record
Abstract
Workable criteria are proposed that allow early recognition of mild forms of occult hydrocephalus and correlated disorders. Two groups of patients are analyzed, i.e. a group of twelve mild but classical forms of low-pressure hydrocephalus and another group of 20 patients with atypical clinical forms of disorders of the CSF dynamics. Two control groups are presented for neuropsychological comparison purposes: a normal control group of 50 subjects and a small group of three commissurotomized subjects. Patients with an overt demential syndrome due to a normotensive hydrocephalus syndrome were excluded from the study. The authors found the grasp reflex of the foot and the tonic foot response to be present in all cases with the Hakim and Adams triad. In such cases the grasp reflex is usually accompanied by the forward groping of the foot and the grasp reflex of the hand. The most helpful and useful clinical findings for an early diagnosis are the presence of the grasp reflex of the foot and of the tonic foot response of the sole in such organic brain-damaged patients with (1) a normal routine neurological examination and (2) an apparently normal mental status and even with a rather normal IQ. These reflexes are usually the single objective clinical findings in all forms of mild and occult disorders of the CSF dynamics, i.e., low-pressure hydrocephalus syndromes, cerebral atrophies and mixed forms cases. The next step for the diagnosis consists in a conventional IQ evaluation and a battery of tests exploring more specifically the sensorimotor integration, i.e. bimanual vs. unimanual activity, the Kohs block design test and part of the Halstead-Reitan neuropsychological test battery. In such patients there is a striking dissociation between a normal or rather normal IQ on the one hand and the results of the neuropsychological evaluation with the Kohs and Reitan tests on the other. The clinical and neuropsychological testings are then followed by isotope cisternography, PEG and EMI-Scan which confirm the presence of the organic brain damage. The recognition of such conditions is of great practical importance because it allows an early diagnosis of the brain damages. Some preliminary data regarding the medical treatment - acetazolamide - are shortly reviewed.
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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 | 0.004 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.003 | 0.001 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.003 | 0.001 |
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.
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".