THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA

The aim of the study was to search for a connection between the abnormal location of placenta and the presence of genetic and acquired forms of thrombophilia.Materials and methods. A total of 132 women with the aggravated obstetrical history were examined: Group 1 – 42 patients with the history of p...

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Main Author: V. B. Zubenko
Format: Article
Language:Russian
Published: IRBIS LLC 2018-05-01
Series:Акушерство, гинекология и репродукция
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Online Access:https://www.gynecology.su/jour/article/view/466
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author V. B. Zubenko
author_facet V. B. Zubenko
author_sort V. B. Zubenko
collection DOAJ
description The aim of the study was to search for a connection between the abnormal location of placenta and the presence of genetic and acquired forms of thrombophilia.Materials and methods. A total of 132 women with the aggravated obstetrical history were examined: Group 1 – 42 patients with the history of placenta previa; Group 2 – 60 pregnant women diagnosed with placenta previa in the current pregnancy; Group 3 – 30 pregnant women with the history of placenta previa and the same abnormality in the current pregnancy. The control group included 120 women with no abnormalities in their obstetric history and with normal location of placenta during the current pregnancy. All patients were assessed for the antiphospholipid antibodies using an enzyme immunoassay. The presence of genetic forms of thrombophilia was tested (with polymerase chain reaction and three pairs of oligonucleotide primers) for the following mutations: the C677T mutation in the 5,10-methylenetetrafolate reductase gene, the prothrombin mutation in the G20210A gene, mutations in the Leiden factor V gene, polymorphism 675 4G/5G in the gene of the inhibitor of plasminogen activator type 1, polymorphism 455G/A in the fibrinogen gene.Results. The thrombophilia spectrum in patients with placenta previa during the current pregnancy and those with abnormal placenta location in the past did not significantly differ from each other. However, in patients with both abnormal placental locations in the past and the present pregnancy, there was a greater occurrence of both genetic and acquired forms of thrombophilia. In the control group, much fewer cases of either genetic or acquired thrombophilia were found.Conclusion. The obtained results suggest a connection between thrombophilia and the abnormal location of placenta. Women with the abnormal placenta location either in the past or during the current pregnancy should be routinely tested for the genetic markers of thrombophilia and for hemostasis abnormalities.
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spelling doaj-art-726c9c4c29ab4fec9f470b5c62e2d2ab2025-08-20T03:57:36ZrusIRBIS LLCАкушерство, гинекология и репродукция2313-73472500-31942018-05-01121172210.17749/2313-7347.2018.12.1.017-022436THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTAV. B. Zubenko0Stavropol Regional Clinical Perinatal Center № 1The aim of the study was to search for a connection between the abnormal location of placenta and the presence of genetic and acquired forms of thrombophilia.Materials and methods. A total of 132 women with the aggravated obstetrical history were examined: Group 1 – 42 patients with the history of placenta previa; Group 2 – 60 pregnant women diagnosed with placenta previa in the current pregnancy; Group 3 – 30 pregnant women with the history of placenta previa and the same abnormality in the current pregnancy. The control group included 120 women with no abnormalities in their obstetric history and with normal location of placenta during the current pregnancy. All patients were assessed for the antiphospholipid antibodies using an enzyme immunoassay. The presence of genetic forms of thrombophilia was tested (with polymerase chain reaction and three pairs of oligonucleotide primers) for the following mutations: the C677T mutation in the 5,10-methylenetetrafolate reductase gene, the prothrombin mutation in the G20210A gene, mutations in the Leiden factor V gene, polymorphism 675 4G/5G in the gene of the inhibitor of plasminogen activator type 1, polymorphism 455G/A in the fibrinogen gene.Results. The thrombophilia spectrum in patients with placenta previa during the current pregnancy and those with abnormal placenta location in the past did not significantly differ from each other. However, in patients with both abnormal placental locations in the past and the present pregnancy, there was a greater occurrence of both genetic and acquired forms of thrombophilia. In the control group, much fewer cases of either genetic or acquired thrombophilia were found.Conclusion. The obtained results suggest a connection between thrombophilia and the abnormal location of placenta. Women with the abnormal placenta location either in the past or during the current pregnancy should be routinely tested for the genetic markers of thrombophilia and for hemostasis abnormalities.https://www.gynecology.su/jour/article/view/466abnormal placental locationthrombophiliahemostasis disordersprevention of pregnancy complicationslow molecular weight heparinpregnancy management
spellingShingle V. B. Zubenko
THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA
Акушерство, гинекология и репродукция
abnormal placental location
thrombophilia
hemostasis disorders
prevention of pregnancy complications
low molecular weight heparin
pregnancy management
title THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA
title_full THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA
title_fullStr THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA
title_full_unstemmed THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA
title_short THROMBOPHILIA AND ABNORMAL LOCATION OF PLACENTA
title_sort thrombophilia and abnormal location of placenta
topic abnormal placental location
thrombophilia
hemostasis disorders
prevention of pregnancy complications
low molecular weight heparin
pregnancy management
url https://www.gynecology.su/jour/article/view/466
work_keys_str_mv AT vbzubenko thrombophiliaandabnormallocationofplacenta