Erythroplasia of Queyrat (Bowen Disease of the Glans Penis) Workup
- Author: Kendall M Egan, MD; Chief Editor: Dirk M Elston, MD more...
Laboratory Studies
The diagnosis of erythroplasia of Queyrat (Bowen disease of the glans penis) must be made via skin biopsy of the affected area. Areas of ulceration or distinct papillomatous lesions should be histologically evaluated. Inguinal nodes should be palpated. The following diagnostic procedures may be useful in excluding other infectious processes:
- Bacterial/viral/fungal culture
- Tzanck preparation
- Potassium hydroxide examination
- Gram stain
Histologic Findings
The epidermis is typically acanthotic. The normal architecture of the epidermis is replaced by full-thickness atypical keratinocytes characterized by disorientation, dyskeratosis, and mitotic figures.
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