Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism

Factor V Leiden (FVL) and factor II c.*97G > A mutation are the two most common genetic factors predisposing to hereditary thrombophilia. Being extremely rare, it used to be thought that double homozygosity for both variants is inconsistent with life. Only two cases describing double-homozygous p...

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Main Authors: Ibrahim Abukhiran, Judy Jasser, Sharathkumar Bhagavathi
Format: Article
Language:English
Published: Elsevier 2020-11-01
Series:Human Pathology: Case Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214330020300742
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author Ibrahim Abukhiran
Judy Jasser
Sharathkumar Bhagavathi
author_facet Ibrahim Abukhiran
Judy Jasser
Sharathkumar Bhagavathi
author_sort Ibrahim Abukhiran
collection DOAJ
description Factor V Leiden (FVL) and factor II c.*97G > A mutation are the two most common genetic factors predisposing to hereditary thrombophilia. Being extremely rare, it used to be thought that double homozygosity for both variants is inconsistent with life. Only two cases describing double-homozygous patients with venous thrombosis were reported about two decades ago. However, to the best of our knowledge, there has been no reported case of double-homozygous individuals presenting with recurrent fetal losses rather than venous thrombosis. Herein, we present the case of a 36-year-old female who presented with recurrent first trimester miscarriages without developing venous thromboembolism. Testing with allele-specific polymerase chain reaction showed double-homozygous pattern for both FVL and factor II c.*97G > A mutation, both of which were confirmed by next generation DNA sequencing. With a population prevalence of less than one per ten million individuals, double-homozygotes’ actual increase in risk for venous thromboembolism or fetal loss is unknown.
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spelling doaj.art-2c4f2f36ab6e458da875e4d77a73b3122022-12-21T18:25:39ZengElsevierHuman Pathology: Case Reports2214-33002020-11-0122200425Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous ThromboembolismIbrahim Abukhiran0Judy Jasser1Sharathkumar Bhagavathi2Corresponding author at: 200 Hawkins Drive, Iowa city, IA 52246, USA.; Department of Pathology, University of Iowa Hospitals and Clinics, Iowa City, IA, USADepartment of Pathology, University of Iowa Hospitals and Clinics, Iowa City, IA, USADepartment of Pathology, University of Iowa Hospitals and Clinics, Iowa City, IA, USAFactor V Leiden (FVL) and factor II c.*97G > A mutation are the two most common genetic factors predisposing to hereditary thrombophilia. Being extremely rare, it used to be thought that double homozygosity for both variants is inconsistent with life. Only two cases describing double-homozygous patients with venous thrombosis were reported about two decades ago. However, to the best of our knowledge, there has been no reported case of double-homozygous individuals presenting with recurrent fetal losses rather than venous thrombosis. Herein, we present the case of a 36-year-old female who presented with recurrent first trimester miscarriages without developing venous thromboembolism. Testing with allele-specific polymerase chain reaction showed double-homozygous pattern for both FVL and factor II c.*97G > A mutation, both of which were confirmed by next generation DNA sequencing. With a population prevalence of less than one per ten million individuals, double-homozygotes’ actual increase in risk for venous thromboembolism or fetal loss is unknown.http://www.sciencedirect.com/science/article/pii/S2214330020300742Factor V LeidenFVLFactor IIc.*97G>AMutationDouble-homozygosity
spellingShingle Ibrahim Abukhiran
Judy Jasser
Sharathkumar Bhagavathi
Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism
Human Pathology: Case Reports
Factor V Leiden
FVL
Factor II
c.*97G>A
Mutation
Double-homozygosity
title Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism
title_full Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism
title_fullStr Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism
title_full_unstemmed Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism
title_short Double-homozygosity for Factor V Leiden and Prothrombin c.*97G > A Mutation in a Young Female with Recurrent Fetal Losses and no Venous Thromboembolism
title_sort double homozygosity for factor v leiden and prothrombin c 97g a mutation in a young female with recurrent fetal losses and no venous thromboembolism
topic Factor V Leiden
FVL
Factor II
c.*97G>A
Mutation
Double-homozygosity
url http://www.sciencedirect.com/science/article/pii/S2214330020300742
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