Week Four - Warts and Corns Flashcards
Are common cutaneous warts usually linked with HPV-associated carcinomas?
- No, rarely linked
What is the most common STI?
- Condyloma acuminatum (genital wart)
Cervical cancer is associated with high-risk HPV types ___ and ___
- 16
- 18
HPV types ____ and ____ are associated with 90% of genital wart cases
- 6
- 11
When a callus over a plantar wart is pared down with a scalpel, the underlying wart is visualized with interruption of skin lines and ______ _______
- Black puncta (clotted vessels)
Describe a “mosaic” wart
- Multiple plantar warts coalesced
What is traumatic black heel?
- Dried dark RBCs deposited in the epidermis after trauma
> Look like black puncta of warts - Does not disrupt skin lines
- Superficial paring causes no bleeding
What might be confused with genital HPV?
- Secondary syphilis
What is the goal of wart treatment?
- To destroy the virus-containing epidermis and preserve as much uninvolved tissue as possible
Bichloroacetic acid and trichloroacetic acid are particularly useful for the treatment of warts ___ and ___
- on palms
- on soles
Imiquimod (Aldara, Zyclara) - 5% cream is useful in the treatment of _____ warts
- Anogenital
Why must caution be used when applying podophyllin to extensive lesions?
- Because severe systemic reactions may occur from absorption
____ is thought to block the H2 receptors present on T-suppressor cells, increase the cell-mediated immunity, and improve the treatment of resistant warts
- Cimetidine (Tagamet)
Why is ED&C never a first-line therapy on the soles of the feet?
- Because of the potential for painful scarring
Paring the surface and identifying the presence of skin lines with a translucent core confirms that a lesion is a ____
- Corn
