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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 ...
Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().
Once fully developed, the effected skin will present with a leathery, "bark-like" texture and remain itchy and inflamed. [3] Common areas of occurrence are noted in points of the body that are easily accessible or prone to itchiness, notably the nape of the neck, wrists, hands, forearms, waist, scrotum, vulva, thighs, lower legs and feet. [4]
A port-wine stain (nevus flammeus) is a discoloration of the human skin caused by a vascular anomaly (a capillary malformation in the skin). [1] They are so named for their coloration, which is similar in color to port wine, a fortified red wine from Portugal. A port-wine stain is a capillary malformation, seen at birth. [2]
Download as PDF; Printable version; In other projects ... Skin discoloration can be a side effect of certain medical therapies, for instance minocycline treatment and ...
There are also a number of other conditions that affect hands, feet, and parts of the face with associated skin color changes that need to be differentiated from acrocyanosis: Raynaud phenomenon, pernio, acrorygosis, erythromelalgia, and blue finger syndrome. The diagnosis may be challenging in some cases, especially when these syndromes co-exist.
Itchy red small bumps on sun-exposed skin, particularly face, neck, forearms and legs [1] Usual onset: Shortly after sun exposure in people younger than age 30-years [3] Duration: Several days with annual recurrence [3] Causes: Incompletely understood: Prevention: Sun protection (SPF 50+) [3] Cover up with densely woven clothing [2] Treatment
Palmoplantar keratoderma and spastic paraplegia (also known as "Charcot–Marie–Tooth disease with palmoplantar keratoderma and nail dystrophy" [1]) is an autosomal dominant or x-linked dominant condition that begins in early childhood with thick focal keratoderma over the soles and, to a lesser extent, the palms. [1]: 513