Cardiac amyloidosis: a case report

Amyloidosis is a multisystem disease caused by infiltration of misfolded proteins; cardiac involvement determines its prognosis. There are several types of precursor proteins capable of causing the disease; however, only two affect the heart, clonal immunoglobulin light chains (AL) and tetrameric tr...

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Detalles Bibliográficos
Autores: Viñas-Mendieta, Adriana E., García-Saavedra, Mario B.
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2022
País:Perú
Institución:Instituto Nacional Cardiovascular
Repositorio:Archivos peruanos de cardiología y cirugía cardiovascular
Idioma:español
OAI Identifier:oai:apcyccv.org.pe:article/207
Acceso en línea:https://apcyccv.org.pe/index.php/apccc/article/view/207
Access Level:acceso abierto
Palabra clave:Amiloidosis
Insuficiencia cardíaca
Ecocardiografía
Amyloidosis
Heart failure
Echocardiography
Descripción
Sumario:Amyloidosis is a multisystem disease caused by infiltration of misfolded proteins; cardiac involvement determines its prognosis. There are several types of precursor proteins capable of causing the disease; however, only two affect the heart, clonal immunoglobulin light chains (AL) and tetrameric transthyretin (TTR) protein. It is an underdiagnosed disease and, in late stages, it has a poor prognosis. We present the case of an older adult patient with progressive cardiac and extracardiac manifestations, as well as laboratory and echocardiographic criteria that brought us closer to the diagnosis of cardiac amyloidosis and also allowed us to assess the prognosis. The patient had a torpid evolution with a fatal outcome. The pathological anatomy studies allowed us to confirm our diagnostic presumption.