[Aging at the level of the oral cavity].
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Biomedical subjects
Publications and source records attributed to G Manciet.
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In order to check the long-term tolerance of a laxative treatment, the authors supervised during six months a group of 14 elderly people (12 women and 2 men) with a mean age of 81.3 years suffering from long-standing constipation without any organic cause. The laxative was given in a daily dosage corresponding to 20 mg of sennosides. Alpha 1-antitrypsin (alpha 1-AT) clearance and exchangeable potassium pool (PPE) were measured, at the beginning (T0), and at the end of the third (T3) and the sixth (T6) months of the study. No abnormal variation of intestinal protein loss (alpha 1-AT: T0, 6.74 +/- 3.16; T3, 2.96 +/- 1.35; T6, 4.15 +/- 1.45 ml/24 h; T0-T3; p less than 0.05, T0-T6, T3-T6: NS) and exchangeable potassium pool (PPE: T0, 19.54 +/- 2.55; T3, 20.29 +/- 3.46, T6, 23.56 +/- 4.92 mEq/kg; T0-T3, T0-T6, T3-T6: NS) was observed. In opposition to current views, all long-term laxative treatments do not necessarily induce significant intestinal protein and potassium losses.
From May 1979 to April 1980, 223 patients were discharged from a "medium stay" unit (mean length of stay: 45 days) for geriatric patients in Bordeaux (France). The outcome at discharge was established from retrospective data, and the long-term outcome (18 months) through a letter sent to general practitioners (rate of response: 88,5% with, in some instances, a prompting phone-call). The mortality rates were 22,5% in hospitalized patients and 38% in survivors after discharge. When those hospitalized for social reasons only are excluded, 62,9% of the remaining patients returned to their former place of residence at discharge. Moreover, 83% were still living at the same place after 18 months (range: 12-24 months). Considering the patients' ages and the seriousness of their conditions, "medium stay", geriatric units seem efficient in helping to maintain the aged at home.
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800 mg of pentoxifylline 400 was administered daily to two groups of elderly patients (average age 80 years) with the aim of increasing cerebral efficiency. Fifty patients (Group I) were treated for 30 days and of these, 25 patients (Group II) were treated for a further, 60 days. The programme included a battery of psychometric tests (Rey's R.P.M. Recit of Barbizet, coupled image tests, immediate memory test) two geriatric scales (Geriatric Rating Scale and Nosie 30) and study of the deformability of red cells. Results at the 30th and 90th day were compared with pre-experimental results: corrected filterability was increased (Group I and II, P less than 0.05), memory tests showed significant improvement (Group I and II, P less than 0.005), geriatric rating scale showed no modification. There was no correlation between changes in corrected filterability and improvement in psychometric tests.
In three patients suffering from Cushing's disease, exploration revealed an enclosed pituitary adenoma in one case and a microadenoma in two cases. Selective excision via a transphenoidal approach resulted in cure of Cushing's disease as reflected by complete regression of clinical signs and the restoration of circadian rythm of cortisol. Regular follow-up over a period of more than two years showed the persistence of normal regulation of the corticotrophic sector of the pituitary.
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LH-RH INFUSION with 250 microgram in eight hours increases testosterone level in normal man by 40% (alpha less than 0,01). Results in hypogonadic patients and in pituitary tumours are presented. No correlation is found between LH-RH responses and pituitary enlargement.
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This study compares plasma, red cell, and cerebrospinal fluid (CSF) folate levels in subjects with mild or moderate Alzheimer's disease (AD) of senile onset and in non-demented control subjects. Twelve subjects with mild or moderate (Folstein's Mini-Mental-State-MMS--between 10 and 23) AD (DSM3 R criteria) and 12 control subjects without dementia and with MMS above 23 were included. To avoid any change in plasma folate levels due to dehydration, all dehydrated subjects were excluded. Were also excluded all subjects obviously suffering from malnutrition or alcoholism, or taking drugs likely to interfere with folate metabolism. Changes in folate levels due to posture or prolonged venous occlusion were carefully avoided. Patients with AD were 5 males and 7 females aged (Mean +/- SD) 80.2 +/- 5.7 years, MMS 14.8 +/- 2.6; controls were 7 males and 5 females aged 78.9 +/- 7.2 y, MMS 28.3 +/- 1.5. The two groups were not statistically different for these variables, except for the MMS. Plasma folate levels were lower (p < 0.006) in patients with AD (4.5 +/- 1.5 micrograms/l) compared with controls (7 +/- 2.2 micrograms/l). Red cell folate levels were lower (p < 0.007) in patients with AD (183.7 +/- 91.1 micrograms/l) compared with controls (300.4 +/- 96.1 micrograms/l). CSF folate levels were lower in AD (18.9 +/- 9.7 micrograms/l) than in controls (21.9 +/- 8.2 micrograms/l) but the difference was not statistically significant (p > 0.05). Our results indicate poorer nutrition in patients with AD.
The authors have compared "clinic" and "biology" in order to determine principal tests in vitro in: hyperthyroïdie diagnostic: T3-FT4 rT3; hyperthyroïdie form: TBG; treated greave's disease: FT4-TBG.