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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. The process of melanin synthesis (melanogenesis ...
Mongolian spot is a congenital developmental condition—that is, one existing from birth—exclusively involving the skin. The blue colour is caused by melanocytes, melanin -containing cells, that are usually located in the surface of the skin (the epidermis ), but are in the deeper region (the dermis) in the location of the spot. [ 6]
Schamberg's disease, or progressive pigmented purpuric dermatosis, is a chronic discoloration of the skin which usually affects the legs and often spreads slowly. This disease is more common in males and may occur at any age from childhood onward. This condition is observed worldwide and has nothing to do with race or ethnic background.
Melasma. Melasma (also known as chloasma faciei, [ 1]: 854 or the mask of pregnancy[ 2] when present in pregnant women) is a tan or dark skin discoloration. Melasma is thought to be caused by sun exposure, genetic predisposition, hormone changes, and skin irritation. [ 3]
Minor dark circles and a hint of periorbital puffiness —a combination principally suggestive of minor sleep deprivation. Periorbital dark circles (including dark circles of the lower eyelid) are dark blemishes around the eyes. There are many causes of this symptom, including heredity and bruising. [1]
Tinea cruris, also known as jock itch, is a common type of contagious, superficial fungal infection of the groin and buttocks region, which occurs predominantly but not exclusively in men and in hot-humid climates. [ 3][ 4] Typically, over the upper inner thighs, there is an intensely itchy red raised rash with a scaly well-defined curved ...
Liver spot. Liver spots (also known as age spot, solar lentigo, [ 1] " lentigo senilis ", [ 1]: 686 " old age spot ", [ 2] " senile freckle ") [ 2] are blemishes on the skin associated with aging [ 3] and exposure to ultraviolet radiation from the sun. [ 4] They range in color from light brown [ 5] to red or black and are located in areas most ...
Click through to see the shocking before and after images: The main side effects heroin causes on appearance according to New Health Advisor are: Weight loss due to loss of appetite, or because a ...