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Schamberg's disease, (also known as "progressive pigmentary dermatosis of Schamberg", [1] "purpura pigmentosa progressiva" (PPP), [1] and "Schamberg's purpura" [1]) is a chronic discoloration of the skin found in people of all ages, usually only affecting the feet, legs or thighs or a combination. It may occur as a single event or subsequent ...
Pigmented purpuric dermatosis refers to one of the three major classes of skin conditions characterized by purpuric skin eruptions.. Pigmented purpuric dermatosis are distinguished from other purpura by size (0.3–1 cm) and are most often seen in the lower extremities.
Hyperpigmentation results from an increase in melanin synthesis, which is mostly brought on by sun exposure, dermatological disorders, hormones, aging, genetic factors, skin injuries or inflammation, and acne. Sun exposure, which greatly increases the synthesis of melanin, is the most common cause of hyperpigmentation. [4]
"Hyperpigmentation just means darkening of the skin," says Dr. Dowling. "So basically, 'hyperpigmentation' is an umbrella term for lots of different conditions that cause hyperpigmentation ...
Hyperpigmentation can be diffuse or focal, affecting such areas as the face and the back of the hands. Melanin is produced by melanocytes at the lower layer of the epidermis . Melanin is a class of pigment responsible for producing color in the body in places such as the eyes, skin, and hair.
Carotenosis is a benign and reversible medical condition where an excess of dietary carotenoids results in orange discoloration of the outermost skin layer.The discoloration is most easily observed in light-skinned people and may be mistaken for jaundice.
These are the best products for hyperpigmentation—tested by editors, dermatologists, and experts—to help get rid of acne scars, melasma, and sun spots.
Treats plaque psoriasis: Psoriasis is an auto-immune disease that causes inflammation. In its most common form, plaque psoriasis, it shows up as thick, scaly areas— plaques—on the skin.