DPN is a disorder among darkly pigmented patients, manifested by small, benign, variants of
seborrheic keratoses, predominantly on the face.
The purpose of this study is to determine the efficacy of a 585 nm PDL for the treatment of
Dermatosis Papulosa Nigra, and compare it to therapy with curettage (scraping the lesions
off) and electrodesiccation (burning the lesions off).
- Over 18 years of age.
- Able to give informed consent.
- Desires removal of lesions.
- Willing to come back for six week follow-up.
- Willing to fill out post operative questionnaire.
- At least 4 lesions less than 7 mm.
- Diagnosis of Dermatosis Papulosa Nigra (DPN)
- Less than 18 years of age.
- Sensitive to laser energy.
- History of Collagen Vascular Disorders.
- History of Keloids.
- History of post inflammatory hyperpigmentation.
- Unable to give informed consent.
- Unable to follow up for post operative evaluation.
- Unable to complete patient visual analogue scale.
- Unable to understand consent process or risks.
- Unable to accept risk of scar, infection, minor bleeding, permanent or prolonged
hyperpigmentation and hypopigmentation.