Cardiac sarcoidosis: a case report
José Roberto Silva1, Emanuel Correia, Pedro Gama
1Serviço Cardiologia, Hospital São Teotónio, EPE, Viseu, Portugal. robertjomd@gmail.com
Insights
Cardiac sarcoidosis affects about 5% of sarcoidosis patients, causing varied heart issues from arrhythmias to sudden death. Diagnosis is challenging due to the disease
Area of Science:
- Cardiology
- Immunology
- Pathology
Background:
- Sarcoidosis is a multisystem inflammatory disease.
- Cardiac involvement occurs in ~5% of sarcoidosis patients.
- Cardiac sarcoidosis presents a diagnostic challenge.
Observation:
- Disease course is highly variable, from arrhythmias to heart block and sudden death.
- Endomyocardial biopsy has low diagnostic yield due to patchy granuloma distribution.
- Clinical suspicion is key in patients with known sarcoidosis and new cardiac symptoms.
Findings:
- Cardiac sarcoidosis can manifest as arrhythmias, conduction abnormalities, heart failure, or ECG changes.
- Diagnosis relies on clinical suspicion and exclusion of other causes.
- Case report and review highlight diagnostic difficulties and management considerations.
Implications:
- Early recognition and diagnosis of cardiac sarcoidosis are crucial for patient outcomes.
- Further research into improved diagnostic methods for cardiac sarcoidosis is warranted.
- Multidisciplinary approaches may improve management of this rare condition.
Abstract:
Cardiac involvement is found in approximately 5% of patients with sarcoidosis. The course of the disease is variable, ranging from benign arrhythmias to high-degree heart block or sudden death, and diagnosis is difficult. Endomyocardial biopsy can confirm the diagnosis but the diagnostic yield of the procedure is low because of the uneven distribution of the granulomatous process. Cardiac sarcoidosis should be presumed in patients with known sarcoidosis who develop arrhythmias, conduction disease, heart failure or ECG abnormalities. The authors present a case report and brief review of cardiac sarcoidosis.
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