[Postmortem diagnosis of cardiac amyloidosis in the aged. Anatomoclinical correlation]

D Bustos1, J J Perrenoud, J P Michel

  • 1Institutions universitaires de gériatrie, Suisse.

Archives Des Maladies Du Coeur Et Des Vaisseaux
|March 1, 1993
PubMed

Insights

Diagnosing cardiac amyloidosis is challenging due to a lack of specific signs. This study identified radiological cardiomegaly and elevated erythrocyte sedimentation rate as key indicators for earlier detection.

Area of Science:

  • Gerontology
  • Cardiology
  • Pathology

Context:

  • Cardiac amyloidosis diagnosis is often missed pre-mortem.
  • Prevalence increases with age, worsening cardiac failure prognosis.
  • Current diagnostic methods lack definitive early clinical signs.

Purpose:

  • To identify clinical and paraclinical signs for improved cardiac amyloidosis diagnosis.
  • To evaluate the diagnostic utility of specific indicators in elderly patients.

Summary:

  • A review of 2589 autopsy reports identified 58 cases of microscopic cardiac amyloidosis.
  • Atrial fibrillation and low voltage ECG showed poor sensitivity.
  • Radiological cardiomegaly combined with elevated erythrocyte sedimentation rate (ESR) was found in 70% of cases with low false positives.

Impact:

  • Highlights the potential of combining radiological cardiomegaly and ESR for earlier cardiac amyloidosis detection.
  • Suggests a more accurate diagnostic approach for this age-related condition.
  • Aims to improve patient outcomes by enabling timely diagnosis and management.

Related Concept Videos

Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...