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. 2015 Oct 31;5(4):39-42.
doi: 10.5826/dpc.0504a10. eCollection 2015 Oct.

High-grade squamous intraepithelial lesion of the oral commissure (bowenoid papulosis). A case and review

Affiliations

High-grade squamous intraepithelial lesion of the oral commissure (bowenoid papulosis). A case and review

Erine A Kupetsky et al. Dermatol Pract Concept. .
No abstract available

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Figures

Figure 1.
Figure 1.
Scanning magnification of the lesion on the oral commissure. [Copyright: ©2015 Kupetsky et al.]
Figure 2.
Figure 2.
Higher magnification of the oral lesion. [Copyright: ©2015 Kupetsky et al.]
Figure 3.
Figure 3.
Higher magnification of the slightly verrucous lesion shows hyperplasia with full-thickness atypia of squamous epithelial cells, evidence of loss of polarity, nuclear crowding, nuclear pleomorphism and increased mitotic figures indicative of high-grade squamous intraepithelial lesions. [Copyright: ©2015 Kupetsky et al.]
Figure 4.
Figure 4.
Human papillomavirus in situ hybridization showing positive staining for the high-risk subtypes, 16/18 (red nuclear staining). [Copyright: ©2015 Kupetsky et al.]
Figure 5.
Figure 5.
p16 immunoperoxidase stain shows strong diffuse positive staining of the lower portion of the lesion with individually positive cells extending into the upper reaches of the epithelium (brown staining). [Copyright: ©2015 Kupetsky et al.]

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