Dermatosis papulosa nigra (DPN) is a benign cutaneous condition common among blacks. It is usually characterized by multiple, small. Dermatosis papulosa nigra (DPN) is a condition of many small, benign skin lesions on the face, a condition generally presenting on dark-skinned individuals. Dermatosis papulosa nigra is found in black people. It is assumed that dermatosis papulosa nigra in fact is a variant of seborrheic keratosis in darkly pigmented.

Author: Bakus Kinos
Country: Angola
Language: English (Spanish)
Genre: History
Published (Last): 20 April 2018
Pages: 430
PDF File Size: 1.3 Mb
ePub File Size: 8.57 Mb
ISBN: 171-3-35215-758-8
Downloads: 62178
Price: Free* [*Free Regsitration Required]
Uploader: Kazizil

Even trying to cut back on the sweet stuff…. Dermatosis papulosa nigra is found in black people.

How is it treated? The spots are neither cancerous nor medically concerning, but they may be itchy, irritating, or cosmetically undesired. Who is at Risk for Developing this Disease?

People who are considering treatment for dermatosis papulosa nigra should carefully consider their nigricasn and goals of treatment. Sometimes the lesions have small flaps attached that look like skin tags. The histologic picture is identical with acanthotic seborrheic keratosis, with the exception that horn pseudocysts are less common in dermatosis papulosa nigra.

All the above treatments carry a risk of causing colour pigment change papulsa scarring of the skin, which may be permanent. How do I know if I have dermatosis papulosa nigra? What is the Evidence? Although dermatosis papulosa nigra is not a dangerous condition, some patients choose to have the spots removed for cosmetic reasons.


Dermatosis papulosa nigra | DermNet NZ

Freckles may be genetic, but they’re only triggered by sun exposure. The type of treatment that ddermatosis best for dermatosis papulosa nigra depends on the individual patient. From Wikipedia, the free encyclopedia. Fair-skinned blacks are less likely to develop dermatosis papulosa nigra than dark- skinned blacks.

DPN is diagnosed by a doctor looking at the skin and seeing the deratosis appearance of the raised spots. Pruritus ani Pruritus scroti Pruritus vulvae Scalp pruritus Drug-induced pruritus Hydroxyethyl starch-induced pruritus Senile pruritus Aquagenic pruritus Aquadynia Adult blaschkitis due to liver disease Biliary pruritus Cholestatic pruritus Prion pruritus Prurigo pigmentosa Prurigo simplex Puncta pruritica Uremic pruritus.

Dermatosis Papulosa Nigra

This study has analyzed the prevalence of dermatosis papulosa nigra among darkly pigmented people. This study found also a preponderance of females with a male: Epidermal nevi, neoplasms, cysts.

Treatment choices include curettagefreezing with liquid nitrogen cryotherapy and electrodessication followed by curettage. Dermatosis papulosa nigra describes the presence of multiple, small, 1—5 mm diameter, smooth, firm, black or dark brown papules on face and neck.

Pityriasis simplex capillitii Cradle cap. Understanding panic attacks and learning how best to support yourself and….


The clinical appearance is very typical and in most cases the diagnosis can be made without difficulty Figure 1. Dermatosis papulosa nigra in a young child. Laser treatment for pigmentation.

How is DPN diagnosed? Differential diagnosis includes other benign skin tumors such as melanocytic nevi, adenoma sebaceum if the lesions are arranged along the nasolabial folds and trichoepitheliomas. DPN usually starts during adolescence. Since treatment is usually performed for cosmetic reasons, removal of these benign lesions is not covered by insurance and is an out-of-pocket expense. Patient reassurance that these lesions are benign and are of no significance other than cosmetic appearance is essential.

However, the darker your skin is, the more likely you are to develop it.

Dermatosis Papulosa Nigra (DPN)

There’s a popular belief that rubbing vitamin E oil onto your acne scars can help them heal quickly, and reduce their visibility. Sometimes they also develop on the upper chest or back. These are called peduncles. Here’s what the research….