Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta

Introduction. Essential thrombocythemia (ET) is a myeloproliferative neoplasm of excessive platelet production complicated by thrombohemorrhagic events. Thrombosis typically occurs in small to medium vessels; thrombosis of large vessels is rare. Case Presentation. A 75-year-old woman with ET complic...

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Main Authors: Jamie Geringer, Joshua Fenderson, Michael Osswald
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Case Reports in Hematology
Online Access:http://dx.doi.org/10.1155/2019/9454501
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author Jamie Geringer
Joshua Fenderson
Michael Osswald
author_facet Jamie Geringer
Joshua Fenderson
Michael Osswald
author_sort Jamie Geringer
collection DOAJ
description Introduction. Essential thrombocythemia (ET) is a myeloproliferative neoplasm of excessive platelet production complicated by thrombohemorrhagic events. Thrombosis typically occurs in small to medium vessels; thrombosis of large vessels is rare. Case Presentation. A 75-year-old woman with ET complicated by bilateral retinal vein occlusion was evaluated for fatigue, early satiety, and unintentional weight loss. Her hypertension was well controlled, and her chronic lower extremity claudication from peripheral artery disease was stable. She reported adherence to aspirin 81 mg and hydroxyurea 1000 mg daily, and her platelets (375 × 109/L) were at goal. Bone marrow biopsy was consistent with ET without progression to myelofibrosis or leukemia. CT abdomen demonstrated complete occlusion of the infrarenal aorta, extending into the common iliac arteries, with reconstitution of flow distally via collaterals. The addition of clopidogrel, for platelet inhibition, and cilostazol, for claudication, caused symptom improvement without further thrombosis or bleeding. Discussion. There are few published reports of ET complicated by aortic thrombosis. To our knowledge, this is the first report of aortic thrombosis occurring in an ET patient with normal platelet count on antiplatelet and cytoreductive therapies. There is limited evidence to guide treatment, but medical management with triple antiplatelet therapy may be effective in selected patients.
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spelling doaj-art-fd62ebe87ecd41b2b1c02253a51eaaa32025-02-03T01:22:22ZengWileyCase Reports in Hematology2090-65602090-65792019-01-01201910.1155/2019/94545019454501Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal AortaJamie Geringer0Joshua Fenderson1Michael Osswald2San Antonio Uniformed Services Health Education Consortium, 3551 Roger Brooke Drive JBSA, Fort Sam Houston, San Antonio, TX 78234, USASan Antonio Uniformed Services Health Education Consortium, 3551 Roger Brooke Drive JBSA, Fort Sam Houston, San Antonio, TX 78234, USASan Antonio Uniformed Services Health Education Consortium, 3551 Roger Brooke Drive JBSA, Fort Sam Houston, San Antonio, TX 78234, USAIntroduction. Essential thrombocythemia (ET) is a myeloproliferative neoplasm of excessive platelet production complicated by thrombohemorrhagic events. Thrombosis typically occurs in small to medium vessels; thrombosis of large vessels is rare. Case Presentation. A 75-year-old woman with ET complicated by bilateral retinal vein occlusion was evaluated for fatigue, early satiety, and unintentional weight loss. Her hypertension was well controlled, and her chronic lower extremity claudication from peripheral artery disease was stable. She reported adherence to aspirin 81 mg and hydroxyurea 1000 mg daily, and her platelets (375 × 109/L) were at goal. Bone marrow biopsy was consistent with ET without progression to myelofibrosis or leukemia. CT abdomen demonstrated complete occlusion of the infrarenal aorta, extending into the common iliac arteries, with reconstitution of flow distally via collaterals. The addition of clopidogrel, for platelet inhibition, and cilostazol, for claudication, caused symptom improvement without further thrombosis or bleeding. Discussion. There are few published reports of ET complicated by aortic thrombosis. To our knowledge, this is the first report of aortic thrombosis occurring in an ET patient with normal platelet count on antiplatelet and cytoreductive therapies. There is limited evidence to guide treatment, but medical management with triple antiplatelet therapy may be effective in selected patients.http://dx.doi.org/10.1155/2019/9454501
spellingShingle Jamie Geringer
Joshua Fenderson
Michael Osswald
Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta
Case Reports in Hematology
title Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta
title_full Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta
title_fullStr Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta
title_full_unstemmed Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta
title_short Essential Thrombocythemia Complicated by Occlusive Thrombosis of the Abdominal Aorta
title_sort essential thrombocythemia complicated by occlusive thrombosis of the abdominal aorta
url http://dx.doi.org/10.1155/2019/9454501
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AT joshuafenderson essentialthrombocythemiacomplicatedbyocclusivethrombosisoftheabdominalaorta
AT michaelosswald essentialthrombocythemiacomplicatedbyocclusivethrombosisoftheabdominalaorta