May 13, 2024 · Post-inflammatory hyperpigmentation (PIH) is an area of darker skin where acne or a wound has healed. The discoloration is due to excess melanin (pigment) produced as part of the skin's natural response to inflammation, or due to pigment dropout (melanin entering the dermal layer of the skin).

Postinflammatory pigmentation is temporary pigmentation that follows injury (eg, a thermal burn) or inflammatory disorder of the skin (eg, dermatitis, infection). It is mostly observed in darker skin types (see ethnic dermatology). Postinflammatory pigmentation is also called acquired melanosis.

Feb 21, 2024 · Post-inflammatory hyperpigmentation (PIH) happens when your skin makes extra melanin after it has been irritated or injured. Melanin is a natural pigment that...

Nov 25, 2024 · Postinflammatory hyperpigmentation is a common acquired cutaneous disorder occurring after skin inflammation or injury. The condition is chronic and is more common and severe in individuals with darker skin tones, specifically those with Fitzpatrick skin types III to VI.

Jan 25, 2022 · Postinflammatory hyperpigmentation (PIH) is a very common acquired skin disorder that develops due to injury or inflammation. It affects men and women equally, but is most predominant in skin of color.

Dec 4, 2020 · Post-inflammatory erythema is a red, pink, or purple mark on the skin, often caused by acne. It can last for month, but home and medical treatments are effective. Acne...

Postinflammatory hyperpigmentation (PIH) is an acquired hypermelanosis occurring after cutaneous inflammation or injury that can arise in all skin types, but more frequently affects skin-of-color patients, including African Americans, Hispanics/Latinos, Asians, Native Americans, Pacific Islanders, and those of Middle Eastern descent.

Dec 4, 2023 · Post inflammatory hyperpigmentation (PIH) is a skin condition that appears as discoloured or darkened marks on the skin. PIH usually occurs following inflammation or injury to the skin. Common triggers include acne, burns, cuts, or …

Jun 1, 2020 · Hyperpigmentation is the term most people would use to describe their post-pimple marks, but there are actually two different types of spots: Post-inflammatory Hyperpigmentation (PIH) and Post-inflammatory Erythema (PIE).

Post-inflammatory hyperpigmentation (or PIH for short) is a type of hyperpigmentation of the skin that is mainly triggered by the way skin regenerates after inflammation. It can affect the face and body, typically especially UV-exposed areas, and appears as flat spots of hypercoloration.