BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE

Background: High prevalence of stroke and constant mortality which is related to thromboembolic complications in one fourth of patients make it necessary to continue evaluation of clinically precise and technologically feasible methods of adequate control of coagulation and anticoagulation systems a...

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Main Authors: E. V. Silina, S. A. Rumyantseva, E. N. Kabaeva, V. A. Stupin
Format: Article
Language:Russian
Published: MONIKI 2016-07-01
Series:Alʹmanah Kliničeskoj Mediciny
Subjects:
Online Access:https://www.almclinmed.ru/jour/article/view/347
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author E. V. Silina
S. A. Rumyantseva
E. N. Kabaeva
V. A. Stupin
author_facet E. V. Silina
S. A. Rumyantseva
E. N. Kabaeva
V. A. Stupin
author_sort E. V. Silina
collection DOAJ
description Background: High prevalence of stroke and constant mortality which is related to thromboembolic complications in one fourth of patients make it necessary to continue evaluation of clinically precise and technologically feasible methods of adequate control of coagulation and anticoagulation systems and predicting of venous thromboses and embolism. Aim: To improve diagnostics and treatment of patients with acute stroke of various types through assessment of haemostasis system and pathophysiological mechanisms of venous thromboembolism (VTE). Materials and methods: One hundred and forty five (145) patients with acute cerebral stroke (mean age, 69±13.2 years; 75 male and 70  female) were included into the study. All patients were admitted to the neuroresuscitation unit within 6 to 24 hours from manifestation; the diagnosis was verified by multiaxial computerized tomography. One hundred and four (104) (71.7%) of patients had ischemic stroke, 41 (28.3%) of patients had hemorrhagic stroke. At admittance, all patients had a  certain level of consciousness derangement. All patients were monitored by means of computerized tomography, general and neurological assessment, functional assessment, chest X-ray, ultrasound examination of extremities and assessment of haemostasis (screening and direct thrombodynamics test). Results: In 95%  of cases, VTE risk factors were found; VTE developed in 40  (27.6%) of patients. The most frequent complication was pulmonary embolism (90%  of all VTE and 24.8%  of 145  patients). In-hospital mortality was 44.1%  (n=64) and correlated with VTE (r=0.384; р<0.01). Outcomes of ischemic stroke depended mainly on VTE (at autopsy, they were found in 58.5%  of patients with ischemic stroke and in 26.1%  of those with hemorrhagic stroke) and other complications. Outcomes of hemorrhagic insult depended on the size of the lesion that correlated with severity of clinical symptoms. Screening coagulation parameters were not informative enough for the assessment of haemostasis. Development of VTE correlated with some hypercoagulation in the first days after stroke that were quickly transformed into hypocoagulation. This process could be reliably assessed by the thrombodynamics test. Conclusion: Taking into account high incidence of VTE in patients with severe stroke and low informative value of coagulation screening, it is reasonable to use direct methods of haemostasis assessment and individualized approached to preventive and therapeutic anticoagulation.
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spelling doaj.art-c8e9c915a17447d9b5920dc9da4771a42022-12-21T18:46:30ZrusMONIKIAlʹmanah Kliničeskoj Mediciny2072-05052587-92942016-07-0144327027910.18786/2072-0505-2016-44-3-270-279346BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKEE. V. Silina0S. A. Rumyantseva1E. N. Kabaeva2V. A. Stupin3I.M. Sechenov First Moscow State Medical UniversityN.I. Pirogov Russian National Research Medical UniversityI.M. Sechenov First Moscow State Medical UniversityN.I. Pirogov Russian National Research Medical UniversityBackground: High prevalence of stroke and constant mortality which is related to thromboembolic complications in one fourth of patients make it necessary to continue evaluation of clinically precise and technologically feasible methods of adequate control of coagulation and anticoagulation systems and predicting of venous thromboses and embolism. Aim: To improve diagnostics and treatment of patients with acute stroke of various types through assessment of haemostasis system and pathophysiological mechanisms of venous thromboembolism (VTE). Materials and methods: One hundred and forty five (145) patients with acute cerebral stroke (mean age, 69±13.2 years; 75 male and 70  female) were included into the study. All patients were admitted to the neuroresuscitation unit within 6 to 24 hours from manifestation; the diagnosis was verified by multiaxial computerized tomography. One hundred and four (104) (71.7%) of patients had ischemic stroke, 41 (28.3%) of patients had hemorrhagic stroke. At admittance, all patients had a  certain level of consciousness derangement. All patients were monitored by means of computerized tomography, general and neurological assessment, functional assessment, chest X-ray, ultrasound examination of extremities and assessment of haemostasis (screening and direct thrombodynamics test). Results: In 95%  of cases, VTE risk factors were found; VTE developed in 40  (27.6%) of patients. The most frequent complication was pulmonary embolism (90%  of all VTE and 24.8%  of 145  patients). In-hospital mortality was 44.1%  (n=64) and correlated with VTE (r=0.384; р<0.01). Outcomes of ischemic stroke depended mainly on VTE (at autopsy, they were found in 58.5%  of patients with ischemic stroke and in 26.1%  of those with hemorrhagic stroke) and other complications. Outcomes of hemorrhagic insult depended on the size of the lesion that correlated with severity of clinical symptoms. Screening coagulation parameters were not informative enough for the assessment of haemostasis. Development of VTE correlated with some hypercoagulation in the first days after stroke that were quickly transformed into hypocoagulation. This process could be reliably assessed by the thrombodynamics test. Conclusion: Taking into account high incidence of VTE in patients with severe stroke and low informative value of coagulation screening, it is reasonable to use direct methods of haemostasis assessment and individualized approached to preventive and therapeutic anticoagulation.https://www.almclinmed.ru/jour/article/view/347strokethromboembolismpulmonary embolismdeep vein thrombosisoutcomeanticoagulationthrombodynamics test
spellingShingle E. V. Silina
S. A. Rumyantseva
E. N. Kabaeva
V. A. Stupin
BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE
Alʹmanah Kliničeskoj Mediciny
stroke
thromboembolism
pulmonary embolism
deep vein thrombosis
outcome
anticoagulation
thrombodynamics test
title BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE
title_full BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE
title_fullStr BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE
title_full_unstemmed BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE
title_short BLOOD COAGULATION PROBLEMS AND THROMBOEMBOLIC COMPLICATIONS IN THE ACUTE STAGE OF STROKE
title_sort blood coagulation problems and thromboembolic complications in the acute stage of stroke
topic stroke
thromboembolism
pulmonary embolism
deep vein thrombosis
outcome
anticoagulation
thrombodynamics test
url https://www.almclinmed.ru/jour/article/view/347
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