Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm

Cardiac amyloidosis is a condition when amyloid fibers are deposited in the extracellular space of the heart causing tachyarrhythmias, heart failure, or sudden cardiac death. We present a 71-year-old woman presenting with dyspnea on admission. Echocardiogram revealed diastolic heart failure and left...

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Main Authors: Adithya T. Mathews, Abu-Sayeef Mirza, Chandrashekar Bohra, Akshay G. Mathews, Philip Ritucci-Chinni, Jamie L. Weber, William W. Bulkeley, Maqsood Siddique, David Whitaker, Richard Bowerman
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Case Reports in Medicine
Online Access:http://dx.doi.org/10.1155/2021/3293728
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author Adithya T. Mathews
Abu-Sayeef Mirza
Chandrashekar Bohra
Akshay G. Mathews
Philip Ritucci-Chinni
Jamie L. Weber
William W. Bulkeley
Maqsood Siddique
David Whitaker
Richard Bowerman
author_facet Adithya T. Mathews
Abu-Sayeef Mirza
Chandrashekar Bohra
Akshay G. Mathews
Philip Ritucci-Chinni
Jamie L. Weber
William W. Bulkeley
Maqsood Siddique
David Whitaker
Richard Bowerman
author_sort Adithya T. Mathews
collection DOAJ
description Cardiac amyloidosis is a condition when amyloid fibers are deposited in the extracellular space of the heart causing tachyarrhythmias, heart failure, or sudden cardiac death. We present a 71-year-old woman presenting with dyspnea on admission. Echocardiogram revealed diastolic heart failure and left ventricular hypertrophy with strain pattern concerning for an infiltrative process. She was discharged with diuretic therapy and scheduled for a cardiac magnetic resonance imaging. One week after discharge, she was readmitted with progressive shortness of breath and syncope. She was found to be in shock and had multiple episodes of cardiac arrest with both ventricular tachycardia and pulseless electrical activity. She developed electrical storm and eventually passed within 24 hours. Autopsy revealed gross cardiomegaly and left ventricular hypertrophy with Congo red staining revealing amyloid fibrils with apple-green birefringence. This case demonstrates the rapid progression of cardiac amyloidosis from acute-onset diastolic heart failure to uncontrollable ventricular tachycardia, and eventually death. We review the literature regarding multiple diagnostic modalities that facilitate the confirmation of cardiac amyloidosis.
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spelling doaj-art-5d80582f862442acaaf7798700bd8eab2025-02-03T07:24:00ZengWileyCase Reports in Medicine1687-96271687-96352021-01-01202110.1155/2021/32937283293728Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical StormAdithya T. Mathews0Abu-Sayeef Mirza1Chandrashekar Bohra2Akshay G. Mathews3Philip Ritucci-Chinni4Jamie L. Weber5William W. Bulkeley6Maqsood Siddique7David Whitaker8Richard Bowerman9Department of Internal Medicine, University of South Florida, Tampa, FL, USADepartment of Internal Medicine, University of South Florida, Tampa, FL, USADepartment of Internal Medicine, University of South Florida, Tampa, FL, USAUniversity of South Florida, Tampa, FL, USADepartment of Internal Medicine, University of South Florida, Tampa, FL, USADepartment of Internal Medicine, University of South Florida, Tampa, FL, USADepartment of Pathology, James A Haley Veteran Affairs Hospital, Tampa, FL, USADepartment of Cardiology, James A Haley Veteran Affairs Hospital, Tampa, FL, USADepartment of Cardiology, James A Haley Veteran Affairs Hospital, Tampa, FL, USADepartment of Cardiology, James A Haley Veteran Affairs Hospital, Tampa, FL, USACardiac amyloidosis is a condition when amyloid fibers are deposited in the extracellular space of the heart causing tachyarrhythmias, heart failure, or sudden cardiac death. We present a 71-year-old woman presenting with dyspnea on admission. Echocardiogram revealed diastolic heart failure and left ventricular hypertrophy with strain pattern concerning for an infiltrative process. She was discharged with diuretic therapy and scheduled for a cardiac magnetic resonance imaging. One week after discharge, she was readmitted with progressive shortness of breath and syncope. She was found to be in shock and had multiple episodes of cardiac arrest with both ventricular tachycardia and pulseless electrical activity. She developed electrical storm and eventually passed within 24 hours. Autopsy revealed gross cardiomegaly and left ventricular hypertrophy with Congo red staining revealing amyloid fibrils with apple-green birefringence. This case demonstrates the rapid progression of cardiac amyloidosis from acute-onset diastolic heart failure to uncontrollable ventricular tachycardia, and eventually death. We review the literature regarding multiple diagnostic modalities that facilitate the confirmation of cardiac amyloidosis.http://dx.doi.org/10.1155/2021/3293728
spellingShingle Adithya T. Mathews
Abu-Sayeef Mirza
Chandrashekar Bohra
Akshay G. Mathews
Philip Ritucci-Chinni
Jamie L. Weber
William W. Bulkeley
Maqsood Siddique
David Whitaker
Richard Bowerman
Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm
Case Reports in Medicine
title Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm
title_full Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm
title_fullStr Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm
title_full_unstemmed Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm
title_short Diagnosing Cardiac Amyloidosis: From Heart Failure to Electrical Storm
title_sort diagnosing cardiac amyloidosis from heart failure to electrical storm
url http://dx.doi.org/10.1155/2021/3293728
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