Search results
Results from the WOW.Com Content Network
Vitiligo (/ ˌ v ɪ t ɪ ˈ l aɪ ɡ oʊ /, vi-ti-leye-goh) is a chronic autoimmune disorder that causes patches of skin to lose pigment or color. [1] The cause of vitiligo is unknown, but it may be related to immune system changes, genetic factors, stress, or sun exposure.
Jackson was diagnosed with the skin disorder vitiligo, which results in white patches on the skin and sensitivity to sunlight. To treat the condition, he used fair-colored makeup [3] and skin-lightening prescription creams [4] [5] to cover up the uneven blotches of color caused by the illness. The creams would have further lightened his skin.
Postinflammatory hyperpigmentation (PIH) is a skin condition characterized by the darkening of the skin (hyperpigmentation) following an inflammatory injury, such as acne, dermatitis, infectious disease, or trauma. Less frequently, it may occur as a complication of a medical procedure performed on the skin. It is a common cause of skin ...
Melasma affects up to 33 percent of men and women. Read on to learn what causes the chronic skin condition and what you can do to keep it at bay.
Acanthosis nigricans is a medical sign characterised by brown-to-black, poorly defined, velvety hyperpigmentation of the skin. [1] It is usually found in body folds, [2] such as the posterior and lateral folds of the neck, the armpits, groin, navel, forehead and other areas.
Poikiloderma vasculare atrophicans (PVA), is a cutaneous condition (skin disease) characterized by hypo- or hyperpigmentation (diminished or heightened skin pigmentation, respectively), telangiectasia and skin atrophy. [3] [4] [5] Other names for the condition include prereticulotic poikiloderma and atrophic parapsoriasis. [6]
The subcutaneous tissue is a layer of fat between the dermis and underlying fascia. [14] This tissue may be further divided into two components, the actual fatty layer, or panniculus adiposus, and a deeper vestigial layer of muscle, the panniculus carnosus. [3] The main cellular component of this tissue is the adipocyte, or fat cell. [14]
The two main types of human skin are glabrous skin, the nonhairy skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [16] Within the latter type, hairs in structures called pilosebaceous units have a hair follicle , sebaceous gland , and associated arrector pili muscle. [ 17 ]