Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI

Factor XII (FXII) deficiency is a rare coagulopathy that typically goes undiagnosed due to the lack of abnormal bleeding or thrombosis. However, the accompanying prolonged activated partial thromboplastin time (aPTT) can create difficulties with maintaining therapeutic anticoagulation in the setting...

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Main Authors: Patrick J. Beck, John Benfield, Joshua Morales
Format: Article
Language:English
Published: Hindawi Limited 2023-01-01
Series:Case Reports in Hematology
Online Access:http://dx.doi.org/10.1155/2023/5926340
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author Patrick J. Beck
John Benfield
Joshua Morales
author_facet Patrick J. Beck
John Benfield
Joshua Morales
author_sort Patrick J. Beck
collection DOAJ
description Factor XII (FXII) deficiency is a rare coagulopathy that typically goes undiagnosed due to the lack of abnormal bleeding or thrombosis. However, the accompanying prolonged activated partial thromboplastin time (aPTT) can create difficulties with maintaining therapeutic anticoagulation in the setting of acute coronary syndrome (ACS). Here, we present the case of a 52-year-old man presenting with chest pain and diagnosed with an NSTEMI but also found with a prolonged baseline aPTT ultimately secondary to FXII deficiency. Here, we discuss the diagnostic work-up of an isolated prolonged aPTT to identify possible etiologies, such as FXII deficiency, and ultimately inform ACS management.
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spelling doaj.art-bf9c41a34c3d4c51bb779daac163a80b2023-07-07T00:00:01ZengHindawi LimitedCase Reports in Hematology2090-65792023-01-01202310.1155/2023/5926340Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMIPatrick J. Beck0John Benfield1Joshua Morales2Virginia Tech Carilion School of MedicineVirginia Tech Carilion School of MedicineVirginia Tech Carilion School of MedicineFactor XII (FXII) deficiency is a rare coagulopathy that typically goes undiagnosed due to the lack of abnormal bleeding or thrombosis. However, the accompanying prolonged activated partial thromboplastin time (aPTT) can create difficulties with maintaining therapeutic anticoagulation in the setting of acute coronary syndrome (ACS). Here, we present the case of a 52-year-old man presenting with chest pain and diagnosed with an NSTEMI but also found with a prolonged baseline aPTT ultimately secondary to FXII deficiency. Here, we discuss the diagnostic work-up of an isolated prolonged aPTT to identify possible etiologies, such as FXII deficiency, and ultimately inform ACS management.http://dx.doi.org/10.1155/2023/5926340
spellingShingle Patrick J. Beck
John Benfield
Joshua Morales
Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI
Case Reports in Hematology
title Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI
title_full Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI
title_fullStr Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI
title_full_unstemmed Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI
title_short Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI
title_sort friend or foe factor xii deficiency discovered incidentally during management of nstemi
url http://dx.doi.org/10.1155/2023/5926340
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