Seborrheic keratosis - Anogenital in
SKs may rarely arise on the vulva. SKs in the genital area have been associated with the presence of human papillomavirus (HPV) infection as identified by polymerase chain reaction.
L82.1 – Other seborrheic keratosis
25499005 – Seborrheic keratosis
Differential Diagnosis & Pitfalls
- Melanoma – For any dark or atypical appearing pigmented lesion, the diagnosis of melanoma should be ruled out.
- Melanocytic nevus
- Condyloma acuminata may resemble SKs, but they usually manifest filiform (threadlike) or acuminate (pointed) excrescences. Older warts may lose some of these features. In cases of doubt, a biopsy should be performed.
- Bowenoid papulosis
- Bowen disease
- Extramammary Paget disease
- Lichen planus
- Molluscum contagiosum
- Fordyce spots
- Papular acantholytic dermatosis
Drug Reaction Data