Presence of epithelial Pearls in spinous layer of epithelium is characteristic of______________?
Correct answer: A. Carcinoma
- A. Carcinoma
- B. Pre-cancer
- C. Dysplasia
- D. Metaplasia
Explanation
Epithelial pearls are concentric collections of keratinizing malignant squamous cells and are characteristic of well-differentiated squamous cell carcinoma. Dysplasia may show abnormal maturation and mitoses, but true keratin pearls indicate invasive carcinoma.
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