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Biomedical subjects

H Zöller

Publications and source records attributed to H Zöller.

5 recordsLinked to original sources

[Hemorrhagic diathesis in patients with malignant neoplasms (author's transl)].

Clotting analysis in 30 patients with bleeding complications in malignant hematological diseases revealed the following troubles: The global tests, Quick's index and partial thromboplastin time markedly differed from normal. Activity of clotting factors revealed hypo- or hyperfibrinogenemia, disturbances of the prothrombin complex (factors II, VII, IX and X), decrease of factors V, VIII, XII. Factor XI (= PTA) was not diminished in any case. Regarding the fibrin-stabilizing factor (factor XIII), its activity was significantly decreased in 30 patients with solid tumors and in 30 patients with hemoblastoses. Faulty clotting balance was characterized by hyperfibrinolysis or disseminated intravascular coagulation (DIC) accompanied by reactive hyperfibrinolysis. About one quarter of the patients with malignant disturbances of the hematopoetic system demonstrated (mostly amegacaryocyte) thrombocytopenia. Finally, treatment of bleeding complications in malignant neoplastic diseases is pointed out.

Blood Coagulation Tests

[Coagulation and fibrinolytic system in the vascular risks diabetes mellitus and hyperlipoproteinemia (author's transl)].

42 patients with minifest diabetes mellitus and 42 patients with primary hyperlipoproteinemia type II, IV or V (Fredickson) underwent analysis of cholesterol, triglycerides and agar-agarosegel-lipoprotein electrophoresis. Simultaneously clotting factors I--XIII, platelet count and aggregability, fibrinolytic activity and antithrombins were determined. The most accentuated disturbances were seen in hyperlipoproteinemia type II and in diabetes mellitus comprising increase of fibrinogen content, platelet reduction and enhanced platelet aggregability, hypofibrinolysis. Only minor differences of certain clotting factors could be detected comparing diabetes mellitus and hyperlipoproteinemia type II. Diabetes mellitus being complicated by micro- or macroangiopathia revealed additional significant alterations such as more pronounced increase of fibrinogen, further platelet reduction and aggregability. Increase of fibrinogen, platelt disturbances, hypofibrinolysis and alterations of antithrombin activity in connection with metabolic diseases may be regarded as additional risk to vascular complications.

Adult

[Plasma fibrinogen activity in diabetes mellitus, hyperlipoproteinemia and hyperuricemia (author's transl)].

Plasma fibrinogen content was measured in 20 normal subjects, 20 patients with diabetes mellitus, 20 patients with hyperlipoproteinemia type II or IV (Fredrickson) and 10 patients with hyperuricemia. These vascular risks were accompanied by significant increase of plasma fibrinogen in comparison with the normal collective. The highest fibrinogen concentrations were found in diabetics, followed by hyperuricemias and hyperlipoproteinemias. The importance of coagulation disturbances is discussed in regard of angiopathogenesis.

Adult