What is Nevoid Hypermelanosis?
Linear and whorled nevoid hypermelanosis (LWNH) is a rare benign condition affecting skin pigment occurring in newborns or early infancy. The primary symptom is swirling streaks of darkened (hyperpigmented) skin, mainly on the trunk and limbs.
What is Nevoid hypopigmentation?
Abstract. Linear and whorled nevoid hypermelanosis (LWNH) is a rare disorder of pigmentation characterized by hyperpigmented macules in a linear or whorled streaky configuration. Lesions are distributed mainly on the trunk and extremities, sparing the palms, soles, and mucosae.
How do you treat dermal hyperpigmentation?
First-line therapy typically consists of topical depigmenting agents in addition to photoprotection including a sunscreen. Topical tyrosinase inhibitors, such as hydroquinone, azelaic acid, kojic acid, arbutin, and certain licorice extracts, can effectively lighten areas of hypermelanosis.
What is hypopigmentation on face?
Hypopigmentation refers to patches of skin that are lighter than your overall skin tone. Your skin’s pigmentation, or color, is based on the production of a substance called melanin. If your skin cells don’t produce enough melanin, the skin can lighten. These effects can occur in spots or may cover your entire body.
How do you treat Pityriasis Alba?
No treatment is required for pityriasis alba. The patches usually go away with time. Your doctor may prescribe a moisturizing cream or topical steroid cream such as hydrocortisone to treat the condition. In some cases, your doctor may prescribe a nonsteroid cream, such as pimecrolimus.
How do you treat Pityriasis Alba in babies?
Try the following:
- Use non-soap cleansers or moisturizing soaps.
- Apply moisturizers such as petroleum jelly (Vaseline®) or fragrance-free ointments and creams.
- Avoid sun exposure and wear sunscreen.
- Apply over-the-counter hydrocortisone cream sparingly for 3–7 days.
What is the best treatment for dermal melasma?
Triple combination cream (hydroquinone, tretinoin, and corticosteroid) remains the most effective treatment for melasma, as well as hydroquinone alone. Chemical peels and laser- and light-based devices have mixed results. Oral tranexamic acid is a promising new treatment for moderate and severe recurrent melasma.
What kind of hyperpigmentation is permanent?
Postinflammatory hyperpigmentation is a very common skin condition, especially in skin of color; for this skin tone acne, atopic dermatitis and impetigo pose the greatest risk. With time, pigmentation can fade on its own, but sometimes it is permanent. As well, it can be moderate to severe, and impact quality of life.
Can hypopigmentation be cured?
There is no cure, and it is usually a lifelong condition. The exact cause is unknown, but it may be due to an autoimmune disorder or a virus. Vitiligo is not contagious. Treatment options may include exposure to UVA or UVB light and depigmentation of the skin in severe cases.
Is Vaseline good for pityriasis alba?
If you suspect that you have pityriasis alba, the most important self-care measure is to keep the skin well moisturized. Try the following: Use non-soap cleansers or moisturizing soaps. Apply moisturizers such as petroleum jelly (Vaseline®) or fragrance-free ointments and creams.