Answers are grounded in this paper and cite their sources.
Two cases of clear cell acanthoma (CCA) with marked signs of cellular atypia and mitotic figures are reported. Although the nature of CCA is not completely understood, it is considered to be a benign epithelial tumor. Our cases show that these lesions can develop malignant features.
No takes yet. Share an insight, caveat, or question.
Grunwald et al. (1991) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: