Pseudoepitheliomatous hyperplasia

# Which among the following shows pseudoepitheliomatous hyperplasia?
a) Squamous cell carcinoma
b) Basal cell carcinoma
c) Verrucous carcinoma
d) Granular cell myoblastoma

The correct answer is D. Granular cell myoblastoma.

Granular cell myoblastoma is a benign tumor of muscle tissue origin, most commonly involving tongue. The epithelium exhibits pseudoepitheliomatous hyperplasia because of which it is confused with epidermoid carcinoma.

NOTE:
Pseudoepitheliomatous hyperplasia is also seen in:
• Granular cell myoblastoma
• Blastomycosis
• Papillary hyperplasia
• DLE (Discoid lupus erythematosus)


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