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Calcific deposits in the heart
M J Catellier1, G T Chua, G Youmans
1Department of Pathology, Methodist Hospital, Indianapolis, Inc., Indiana.
Insights
This study reviews cardiac calcific deposits, including valvular and myocardial types. Researchers suggest avoiding confusing terms and recommend descriptive language for better diagnosis.
Area of Science:
- Cardiology
- Radiology
- Pathology
Background:
- Cardiac calcific deposits manifest in various forms, including valvular, myocardial, intracavitary, and coronary.
- Distinguishing between "dystrophic" and "metastatic" calcifications in the heart is challenging due to uncertain injury timelines.
Observation:
- The study presents four case reports illustrating diverse patterns of cardiac calcification.
- Pathology and clinicopathologic-radiologic correlations are emphasized for understanding these deposits.
Findings:
- The authors propose avoiding the terms "dystrophic" and "metastatic" calcification in cardiac contexts.
- Simple descriptive terms like "myocardial calcific deposits" are recommended for clarity.
Implications:
- Conditions like renal failure and hypercalcemia may predispose to soft tissue calcification, though etiology is unclear.
- Ultrafast (cine) computed tomography shows promise for noninvasive, accurate premortem diagnosis of cardiac calcific deposits.
Abstract:
Four case reports are presented which illustrate various patterns of calcific deposits in the heart. Valvular, myocardial, intracavitary, and coronary calcific deposits are illustrated, with emphasis on pathology and clinicopathologic-radiologic correlation. "Dystrophic" and "metastatic" calcifications are terms used to describe calcific deposits in abnormal and normal soft tissues, respectively. These terms are somewhat confusing in relation to the myocardium, however, as the chronologic sequence of cardiac injury is often uncertain. We suggest that these terms be avoided in relation to the heart, in favor of simple descriptive terms such as "myocardial calcific deposits." Many conditions, such as renal failure and hypercalcemia may contribute to the likelihood of soft tissue calcification, although a definite common etiology has not been identified. Likewise, soft tissue calcification has been difficult to diagnose premortem. The advent of ultrafast (cine) computed tomography may provide a quick, noninvasive, highly sensitive and specific method for diagnosis of soft tissue calcific deposits in the future.