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Biomedical subjects

J F Bolot

Publications and source records attributed to J F Bolot.

At least 19 recordsLinked to original sources

[Domiciliary assisted respiration by tracheotomy for chronic respiratory insufficiency (author's transl)].

Prerequisites for success in domiciliary assisted respiration for chronic respiratory insufficiency are the understanding of the patient and his active participation in the treatment as well as adjustment and attitude of his environment. The authors report their experience in 89 patients. Spirographic data were obtained in 72 patients which permitted subdivision into a group with restrictive disturbances and one with obstructive changes. The differences in prognosis in these two groups of patients were surprising. The survival rates in the obstructive diseases after 3, 5 and 10 years were 54%, 38% and 33% respectively; the corresponding values for the restrictive diseases were 84%, 84% and 69%. These differences are statistically significant. The restrictive changes are therefore considerably more favorable to assess, also with respect to a better quality of life.

Aftercare

[Determination of the lean body mass in adult using the impedance method].

It deals with a new formula which gives the estimation of lean body mass (LBM) by the electric impedance measure at 1 MHz. According to the authors the weight of LBM is set up in two parts: the total water (TBW) conductive of electricity and an inert part (ILBM) which is a bad conductive one: the weight is an individual constant at the grown up. ILBM is calculated from simple morphological datums (H = height and C = wrist circonference). From which one concludes the formula: LBM = TBW + ILBM.

Adipose Tissue

[Corticoids in respiratory pathology].

After briefly recalling the action of corticosteroids on the normal and pathological lung, the authors review the different etiologies where they can be used in respiratory pathology.

Adrenal Cortex Hormones

[Evaluation of sectorial fluid movement by measurement of the global impedance of the body. Study during hemodialysis and during treatment with major diuretics].

During courses of haemodialysis or treatment with powerful diuretics, the clinician at the present time bases his actions on blood pressure levels which reflects blood volume and on weight variation which is dependent on water loss. The authors show, in studying variations in total body impedance at 5kHz and 1kHz and their ratio R, that there exists another method of observation which complements the basic notions provided by blood pressure levels and baseline weight. They were thus able to detect the possible formation of cellular oedema due to excessively rapid osmotic depletion. The method makes possible the evaluation of these sectorial fluid transfers when they occur, even though they are not evident clinically. This easy to use method is perhaps less rapid than the usual means of observation but is nevertheless more rational and provides information on electrolyte balance.

Blood Volume