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Biomedical subjects

O Demol

Publications and source records attributed to O Demol.

At least 19 recordsLinked to original sources

[Etiology of urinary sphincter disorders following cerebral vascular accidents].

Urological and neurological investigations were carried out in a homogeneous population of 77 hemiplegic patients treated in a neurological rehabilitation department, in an attempt to identify the etiology of secondary bladder dysfunction in such cases, with the aid of computerized data. The following conclusions were reached. Bladder retention was proved to result invariably from a mechanical obstacle. Permanent bladder incontinence was always due to urinary infection and/or mental deterioration. Exclusively nocturnal incontinence was shown to be a "pseudo-incontinence". It was shown that an uninhibited bladder played no part in incontinence but was always present in cases of an urgent need to urinate.

Adult↗

Motor evaluation in vascular hemiplegia.

In vascular hemiplegia, motricity of the upper and lower limbs can be assessed from the examination of a limited number of movements which have been selected by a statistical procedure. For these movements the scores may be weighted on the basis of progress achieved over 2, 4 and 6 months. From the weighted, summed and averaged scores, a motricity index may be derived. This index gives a rapid overall indication of a patient's progress in motor recovery, permits comparisons between different patients and the establishment of correlations with other clinical data and the values obtained by paraclinical techniques.

Aged↗

Semiological value of the palmo-mental reflex in vascular hemiplegia.

The palmo-mental reflex has been described, together with other neurological signs, in senile dementia. It is, however, found in normal adults, where its frequency increases with age. In vascular hemiplegia it has a considerably higher incidence, nevertheless it is not a sign of mental deterioration.

Adolescent↗

Study of two cases of aphasia by infarction of the left thalamus, without cortical lesion.

Two patients suffering from a left thalamus infarct were studied over a long period. The precise location of the lesion has been demonstrated by the C.T. scan. In spite of the absence of any cortical lesion, both presented with aphasia and other neuropsychological disorders (left-right confusion, dyscalculia and possible finger agnosia). Their speech disorders although different, had several features in common. The observations were compared with the other cases reported in the literature.

Aged↗

Use of 99mTc-labeled albumin microspheres in cerebral vascular disease.

The intracarotid injection of radioalbumin microspheres (15 and 30 mum) is followed by scanning procedures that permit the description of the cerebral bloodflow distribution. The method is reproducible. Injection can be made into the internal and common carotid arteries, as well as into the aortic arch or the left ventricle. This last procedure makes it easy to examine patients with severe extracranial vascular stenosis or thrombosis and permits comparison of the two hemispheres. Most patients (88%) injected on the affected side showed one or more local vascular deficits. The method therefore is more efficient than pertechnetate scanning or arteriography.

Aged↗

Study in cerebrovascular disease: brain scanning with technetium 99m pertechnetate; clinical correlations.

A prospective brain scanning study using technetium 99m pertechnetate was performed in 84 patients with cerebral infarction. No correlation was found between vascular angiographic findings and the frequency of positive scans. A comparison with clinical motor and mental evaluation showed a good correlation between abnormal scans (58 percent) and poor initial test resutls. A half-life of 17 days characterized the time course of positive scans according to their density and abnormal radioisotopic uptake area.

Activities of Daily Living↗