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Biomedical subjects

M Sh Khubutiia

Publications and source records attributed to M Sh Khubutiia.

10 recordsLinked to original sources

[Vasculopathy of the grafted heart: the synergism of proinflammatory and proatherogenous factors and viral infection].

The authors analyze the pathogenetic significance of hyperhomocysteinemia, antiphospholipid syndrome, the hyperexpression of cell adhesion molecules, inflammation, and oxidative disorders for, as well as the role of viral infections in the development of coronary artery disease of the grafted heart. The paper shows that viral infections in recipients lead to the development of proinflammatory, proatherogenous, and prothrombogenous status, expressing themselves in an increase in the corresponding laboratory markers in recipients' blood plasma, and points out the role of viral infection in the pathogenesis of coronary artery disease of the transplanted heart. Control and treatment of viral infections, as well as pharmacocorrection of proinflammatory, proatherogenous, and prothrombogenous status would made it possible to influence the development of coronary artery disease of the grafted heart.

Atherosclerosis↗

[The peculiarities of bone exchange disorder and its regulation in men after long terms following orthotopic heart transplantation and cadaveric kidney transplantation].

The study found bone exchange disorder manifested by accelerated bone resorption, retarded bone formation, and the loss of the bone mineral density (BMD) of the axial and peripheral skeleton in 19 men (39 observations) 66 +/- 44 months following orthotopic heart transplantation (OTHT) and in 92 men 45 +/- 28 months after cadaveric kidney transplantation. An accelerated bone resorption, more pronounced in cadaveric kidney (CK) recipients, is associated with hyperparathyroidism (HPT) and renal dysfunction, while bone formation retardation is associated with a decrease in insulin-like growth factor-1 level. An increase in osteoprotegerin level is of compensatory character. The prominence of HPT depends on the degree of renal dysfunction; in CK recipients it also depends on the degree of the reduction in the levels of biologically active testosterone and estradiol. Reduction in BMD of the peripheral skeleton after OTHT are associated with the degree of renal dysfunction and a decrease in free testosterone index; after CK transplantation it is associated with HPT, the cumulative dose of glucocorticoids, reduction in the levels of biologically active testosterone and estradiol, as well as sex-hormone binding globulin (SHBG); reduction in spine BMD is only associated with SHBG.

Adult↗

[Clinical use of artificial heart ventricles].

The article discusses the results of applying for the first time Soviet-made "Modul" and "Yasen" artificial ventricles of the heart (AVH) in a left ventricular bypass regimen in patients with refractory cardiac insufficiency. Improvement of AVH design and rational tactics of attendant drug therapy allowed the period of the safe application of the AVH in the organism to be increased to more than 8 days.

Adult↗

[Surgical treatment of different variants of tachycardia].

The paper presents a generalized experience in the surgical treatment of patients with frequent attacks of paroxysmal tachycardia associated with additional cardiac conduction pathways, that are not affected by the drug treatment. The results are described of 27 operations of destruction of anomalous cardiac conduction pathways. The use of a special ultrasound destructor permits the surgeon to perform the operation on the functioning heart, thus providing maximal radical surgery with minimal cardiac trauma and best effects.

Adolescent↗

[Noninvasive assisted blood circulation].

The experience of the use of noninvasive assisted circulation in patients with cardiac pathology is summarized. It has been demonstrated that rhythmic pneumo-compression of the lower extremities, abdominal compression, muscular electrical stimulation of the lower extremities and the abdomen have a pronounced effect on circulation compartments with low pressure. All the above pre-determines the role of these techniques in the management of cardiac failure and in intensive care.

Abdomen↗

[Filtration of media for infusion-transfusion therapy as a measure of prevention of systemic inflammatory reaction in surgery using artificial blood circulation].

Sixty-five coronary patients were subjected to aortocoronary bypass surgery. Three groups were distinguished: 1) controls-no filters; 2) patients in whom hemotransfusion (40 mu) and infusion filters were used during and on day 1 after surgery; and 3) in whom leukocyte filters for filtering residual perfusate from artificial circulation device were used in addition to the filters used in group 2. In the controls plasma level of leukocytic alpha-glycoprotein after artificial circulation increased 22 to 36 times, whereas in groups 2 and 3 it did not increase at all. After surgery the severity of leukocytosis, hyperthermia, and hyperenzymia assessed from the level of SGOT was reliably lower in patients in whom the filters were used. The time course of the oxygenation index (PaO2/FiO2) indicated an improvement of gas exchange due to filtration of infusion-transfusion media. The minimal values of PaO2/FiO2) and plasma content of C-reactive protein were observed in group 3. The mechanisms of systemic inflammatory reaction and organ dysfunction and some aspects of the protective effect of filters are discussed.

Adult↗