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Anitschkow cells in the human heart.
1Department of Pathology, Tokai University School of Medicine, Isehara, Kanagawa, Japan.
Pathology International
|May 5, 1999
Summary
Anitschkow cells in the heart, previously linked to autoimmune disease, are commonly found in healthy adults and fetuses. Their presence is likely due to continuous heart muscle cell contraction, not autoimmunity.
Area of Science:
- Cardiovascular Pathology
- Cellular Biology
Background:
- Anitschkow cells, characterized by specific nuclear morphology, were observed in the myocardium of a multiple myeloma patient who died of congestive heart failure.
- The study aimed to determine the pathological significance of Anitschkow cells in the heart.
Observation:
- Histological examination of normal, developing, and autoimmune disease-affected heart specimens was performed.
- Anitschkow cells were frequently found in the adult heart interstitium, irrespective of autoimmune status.
- Fetal cardiomyocytes exhibited Anitschkow-type nuclear configurations.
- Metastatic squamous cancer cells in the myocardium also showed Anitschkow-type nuclei.
Findings:
- The presence of Anitschkow-type nuclear features in the human heart is not exclusive to autoimmune conditions.
- These nuclear changes were observed in various conditions, including fetal development, adult hearts (with or without autoimmunity), and metastatic cancer within the myocardium.
Implications:
- The formation of Anitschkow-type nuclear features appears to be a non-specific response to continuous mechanical stress from heart muscle cell contraction.
- This finding broadens the understanding of cardiomyocyte morphology and its potential triggers beyond autoimmune processes.