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Biomedical subjects

S G Azbek'ian

Publications and source records attributed to S G Azbek'ian.

4 recordsLinked to original sources

[Topical diagnostic methods in primary hyperparathyroidism].

The efficiency of USI of the neck, scintigraphy of the parathyroid glands (PTG) with selen-methionine and selective catheterization of veins (SCV) of the neck and mediastinum for preoperative determination of the localization of the source of hyperproduction of the parathyroid hormone was analyzed on the basis of results of examination of 149 patients including 51 patients with primary hyperparathyroidism confirmed during the operation. It was noted that none of the methods of topical diagnostics used in the work is thought to be universal for different clinical situations. A method of their complex use is proposed which foresee USI of the neck as the first step. In case of insufficient information of the results of USI the authors propose SCV of the neck and mediastinum as a method of choice which allows the size and level of the altered PTG to become more exact and which makes further search with the help of other methods of topical diagnostics more purposeful and effective.

Adolescent↗

[Participation of the lungs in carbohydrate and lipid metabolism].

The utilization of glucose, NFA, triglycerides, cholesterol and alpha-lipoprotein cholesterol as well as the production of lactic acid were studied at different pH levels on the model of isolated lungs of the dog perfused in a special chamber maintaining the conditions close to physiological. The data obtained may be used for the assessment of lung metabolism under these conditions.

Animals↗

[Use of a membrane oxygenator for correcting acute, experimental respiratory insufficiency].

A model of acute respiratory insufficiency ARI was created in the experiments on 16 dogs by means of a valvular device furnishing a free inhalation and a limited expiration. The diaphragmatic oxigenator devised in VNIIP with an armoured diaphragm of "Sigma"--type was switched on at the height of ARI. 3 hours' perfusion corrected successfully the manifestation of hypercapnic hypoxia. The pulmonary function restored after the experiment.

Acute Disease↗