[Intervaginal fluid sucking electrode].
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Biomedical subjects
Publications and source records attributed to M I Servetnik.
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Arterial and venous thrombotic occlusions, migrating thrombophlebitis, pulmonary artery branches embolism, abacterial thrombotic endocarditis, paradoxal hemorrhages, thrombotic microangiography arising in patients with various malignant tumours are understood under hemostasiologic paraneoplastic syndrome. The following factors are at the basis of paraneoplasia pathogenesis: 1) procoagulants synthesis by tumour cells, namely tissue factor and activators of blood coagulation factor X; 2) procoagulant activity of tumour-associated macrophages and their activity in the extra- and intravascular conversion of fibrinogen into fibrin; 3) damage of vascular endothelium by tumour cells and cytokines, for example necrotizing factor of tumours; 4) multifactorial enhancement of thrombocyte aggregational properties. According to the current concepts, such neoplastic phenomena as metastasizing, uncontrolled growth, escaping from immunological control, secondary tumour changes are viewed through the disturbances of hemostasiologic balance.