Descoid Eczema
No exact cause of eczema has been found yet. Eczema can be of dry or wet type. It is not infectious and is neither hereditary; it is also not caused by any kind of allergy. Discoid eczema can affect all age groups but many times middle age or it affects older men. In younger people, discoid eczema runs along with Atopic eczema while in adults it is associated stress, irritation. In kids sometimes, bacteria cause it. The bacteria related and other causes are given bellow: * Ostensible skin injury like insect bite or burn may start it off. * In some kids it shows a sign of manifestation of atopic dermatitis. * Autoczematisation or id reaction may cause discoid eczema. * When it runs along leg veins it is termed as discoid eczema. * During winter season dry skin causes non itchy round patches. Discoid eczema appears as patches on body specifically on lower leg. They may appear one or two at a time or may be randomly. The shape of the patches is irregular it may be oval, round, disc or coin shape. They may be several centimeters or may be as small as 2 millimeters. The patch color may be pink, red, brown and definable. There surface is like cracked and bumpy. It forces you to itch or scarcely noticeable. Most of the time these patches clear up without leaving any sign behind. But if the skin is dark then marks may stick on skin for a long time.
There is an important difference between the two, for allergic contact dermatitis the exposure is necessary for infection to get caused while for direct irritant contact dermatitis it happens in first exposure like when you first came in contact with the chemicals and u feel unconscious. Additional causes of eczema may be the result of chemical reactions within human body. These include seborrhoeic dermatitis, Atopic dermatitis, discoid or nummular, dishydrotic or pompholyx eczema and varicose dermatitis. Eczema causes number of symptoms. All types of eczema except seborrhoeic have few typical symptoms such as etching. The typical symptoms are skin redness, weeping of skin, inflammation, pain, tenderness, and scaling, crusting, dryness, fissures and vesicles takes place. Any kind of damage to epidermis and the upper layer of skin can cause it to get thicken and dry. This is also known as lichenification.