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Biomedical subjects

J M Limal

Publications and source records attributed to J M Limal.

At least 55 records · Page 3Linked to original sources

[Diabetic ketoacidosis with severe hypertriglyceridemia and eruptive xanthomata (author's transl)].

A boy of 6 with diabetic ketoacidosis presented with a disturbance of lipid metabolism characterised by eruptive xanthomata, hepatomegaly, lipaemia retinalis, milky serum and hypertriglyceridemia with type V electrophoretic pattern. All the findings are typical diabetic hyperlipidaemia. The severity of the abnormalities are not solely due to delay in treatment because they are also caused by the unusual sensitivity of lipoprotein lipase to insulin deficiency. A histological and ultrastructural study of the xanthomata was performed.

Child↗

Micro determination of plasma renin activity in normal infants and children of capillary and venous blood.

Plasma renin activity (PRA) has been measured by microassay on capillary and venous blood sampled simultaneously in 21 subjects; there is no significant difference between these two groups of PRA values. PRA values in normal infants, children and adults have been measured with this microassay and the results are similar to those previously published by authors using different radioimmunological assays.

Adult↗

[Ring of the chromosome 4. II. Without facial dysmorphism].

A r(4) was observed in a 5-year-old female patient, with growth retardation, a near normal psychomotor development and with no major dysmorphism. The break points were in p16 and q33. After comparison with other known observations of r(4) it is suggested that the phenotype of monosomy 4p is due to monosomy for the distal band 4p16.

Child, Preschool↗

[Treatment of ADP responsive diabetes insipidus in children with DDAVP (1-desamino-8-D-arginine-vasopressin)].

Twenty children with diabetes inspidus, 19 children and adolescents and one baby of 2 months, were treated with DDAVP. The drug was very effective, the average urine volume being 1.7 L/24 hours. The control of the diuresis in the baby was very satisfactory. There were no secondary effects and the only episode of water intoxication occurred in a girl with corticosteroid deficiency which was not well controlled. The effects of this drug are discussed in the light of the biochemistry and pharmacology and the activity compared with that of Lysine vasopressin (LVP). Plasma levels of DDAVP and LVP showed that DDAVP persists for longer which may explain its greater potency and duration of action.

Adenosine Diphosphate↗

The syndrome of accelerated bone maturation in the newborn infant with dysmorphism and congenital malformations. (The so-called Marshall-Smith syndrome).

A new case of the syndrome of "accelerated skeletal maturation, facial dysmorphism, failure to thrive and psychomotor retardation" is presented. The syndrome was noted in the neonatal period. The diagnosis can be readily suggested by the radiologist because ossification centers show exceptionally early maturation. This case history increases to at least five the number of cases so far reported following the initial publication by Marchall and al. in 1971. If the two cases described in 1974 by Weaver and al. (as a distinct entity) are also included then the total of cases reported rises to seven.

Abnormalities, Multiple↗

Evaluation of single oral dose metyrapone tests in children with hypopituitarism.

Evaluation of single-dose metyrapone tests in children with hypopituitarism; comparison with the prolonged metyrapone and insulin induced hypoglycaemia tests and their relationship with the etiology of hypopituitarism. Acta Paediatr Scand, 65:177, 1976.--Pituitary-adrenal reserve was evaluated in control and hypopituitary subjects by comparing the 8 a.m. plasma 11-deoxycorticoid response (11-DOCS) to a single midnight oral dose of metyrapone (short test) with 1) the 8 a.m. 11-DOCS increase under repeated oral doses of metyrapone (prolonged test) and 2) with the plasma corticoid response during arginine-insulin test. In the short and the prolonged metyrapone tests, the same response was obtained in 25 out of 27 patients. The short test was repeated in 22 patients and the 11-DOCS response did not show a significant difference. In 34 of 40 patients, the response to the short test was comparable to the response during the arginine-insulin test; only 3 patients with a normal 11-DOCS rise to the short test had a low response to insulin and vice versa. Among the low responders to the short test, the mean 11-DOCS value was significantly lower in subjects with operated craniopharyngiomas than in idiopathic hypopituitary patients (p less than 0.001). In the short test, the 8 a.m. baseline cortisol value was positively correlated with the 8 a.m. 11-DOCS response (p less than 0.001), the cortisol level allowing to predict the 11-DOCS response in 28 out of 53 patients. Thus, the short oral metyrapone stimulation was found to be a reliable test in hypopituitary children.

17-Hydroxycorticosteroids↗

[Circadian variations of 17-hydroxycorticosteroids and of tetrahydro-11-deoxycortisol in the healthy man: effect of the continuous administration of metyrapone (SU 4885)].

In eight apparently healthy young men a circadian rhythm (P less than 0,05) in urinary 17-hydroxycorticosteroids (17 OHCS) and tetrahydro-11-deoxycortisol (THS) has been demonstrated before (A), during (B) and after (C) a 36 h sustained oral administration of metyrapone (7.50 g in ten doses of 0.75 g every 4 h). Subjects synchronization: light-on 0715; light-off 2300. 17 OHCS have the acrophase phi located at 1430 (2:30 p.m.) in the three circumstances. Only traces of THS are excreted during A. During B and C when THS is excreted, a circadian rhythm is validated (p less than 0.05) with a phi at 1430.

17-Hydroxycorticosteroids↗

Aspects of communication between patients and doctors: an analysis of the discourse in medical interviews.

The transcripts of tape-recorded interviews of pediatric endocrinologists and patients with Turner's syndrome and their parents were reviewed in consultation with child psychoanalysts in order to evaluate certain aspects of communication between patients and doctors. The transcripts showed that the doctors often talked at cross purposes with the parents and their patients, evading emotional issues in favor of quasi-scientific explanations which the patients and parents did not understand. Parts of the discourse, at times unconscious, have been shown to be of great importance as means of communication. Reviewing the transcripts of the doctor-patients discourse is an excellent way of improving one's therapeutic communication with the patient. The same material can be used for teaching purposes.

Adolescent↗