September 21st, 2008 by admin
The polymorphous erythema is a disease characterized by the presence of lesions on the skin reddened and over-who often have the look of targets and usually are distributed symmetrically around the body.
Probably the cause of more than half of the cases is the herpes simplex. This viral infection may be evident before the appearance of erythema polymorphous. In other cases, the possible causes include virtually all drugs (usually, penicillins, sulfonamide and barbiturates) and other infectious diseases (such as Coxsackie virus infection by viruses or ECHO, mycoplasma pneumonia, psittacosis and histoplasmosis). On rare occasions, some vaccines cause erythema polymorphous. Doctors do not know the mechanism by which the herpes simplex and certain drugs produce this disease, but it is suspected that the cause is an allergic reaction.
Symptoms
Usually, erythema polymorphous appears suddenly, with red spots and blisters occurring more frequently in the palms of the hands or the soles of the feet, and in the face. The blisters on the lips and located in the oral mucosa may bleed. Erythema polymorphous produces brands flat, circular and reddish equally distributed on both sides of the body, these areas can be converted into concentric rings with dark purple-gray centers (injuries or target iris). The red areas sometimes produce itching. A person may file with erythema polymorphous cold sores (or if any had previously), feel tired and have pain in the joints, in addition to fever. Outbreaks of erythema polymorphous can last from 2 to 4 weeks and may appeal in the fall and spring for several years. Read the rest of this entry »
September 21st, 2008 by admin
Toxic epidermal necrolysis is a skin disease in which the superficial layer of skin can be seen in sheets and can endanger the life of the patient.
It is due to the reaction to a drug, usually penicillin, sulfonamides, barbiturates, anticonvulsants, nonsteroidal anti-inflammatory drugs. In another third of cases, toxic epidermal necrolysis appears in the course of another serious illness, complicating the diagnosis. In the remaining third, was not discovered the cause. This disease is rare in children.
Symptoms
Toxic epidermal necrolysis usually start with a red, painful, which is spreading rapidly. It is possible to form vesicles, or the superficial layer of skin simply show that occur without blisters. Often, only a slight contact or elongation emerging large strip of skin. This makes the affected area appears scalded (a disease of similar appearance, is produced from a infection in infants, young children and in adults with abnormalities in their immune system) . As the toxic epidermal necrolysis, the person tends to experience discomfort, fever and chills. 3 days may result in huge portions of skin and the disease usually extends into the mucous membranes of the eyes, mouth and genitals. Read the rest of this entry »
September 21st, 2008 by admin
The skin can present several types of rashes, ulcers and blisters (skin rashes). Sometimes the skin returns to normal, but some rashes are durable and even dangerous to life. Many times the cause was not ever discovered. Often, the drugs ingested lead to various skin reactions.
Drug eruptions
This kind of eruptions are side effects of a drug.
The drugs can cause various types of eruptions. Most of them are the result of an allergic reaction to a drug. After taking the first dose (or subsequent) of a particular drug, a person can be sensitized to the drug. A subsequent exposure to the drug can cause an allergic reaction. Usually in a matter of minutes, although in some cases can take hours or days, suffering from a skin rash. Other allergy symptoms (such as nasal drip, watery eyes or an attack of asthma) may also accompany the eruption.
The drugs also cause rashes directly, without a allergic reaction. For example, corticosteroids (cortisone-like drugs) can cause acne and a thinning of the skin, while anticoagulants (blood thinners) can cause bruising when blood leaks under the skin. Read the rest of this entry »
September 21st, 2008 by admin
Dermatitis scraping localized (lichen simple chronic neurodermitis) is a chronic inflammation of the skin surface that produces an intense itching. Cause dryness, flaking and the appearance of dark and thick plates of oval, irregular or angled.
Its cause is unknown, but it is likely that certain psychological factors favor their appearance. This disease does not appear to have allergic origin. More women than men suffer from dermatitis scraping located, a very common disease among Asians and American Indians. It is common development between 20 and 50 years of age.
Symptoms and diagnosis
Localized dermatitis by scratching can occur anywhere in the body, including the anus (pruritus ani) and the vagina (pruritus Vulvae). In its early stages, the skin appears normal, but the subject note itching. Subsequently dries, it forms scales and plaques appear dark as a result of the scraping and rubbed. Read the rest of this entry »
September 21st, 2008 by admin
The stasis dermatitis is a chronic peeling redness, warmth and swelling (inflammation) that affects the lower legs, whose skin at the end acquires a dark brown.
This kind of dermatitis is produced from an accumulation of fluid and blood under the skin, so it tends to affect people with varicose veins and swelling of the legs (edema).
Symptoms
The stasis dermatitis is usually located in the ankles. At first the skin red and a slight flaking. With the passage of several weeks or months, making a brownish color. The accumulation of blood under the skin often goes unnoticed for a long time, during which increases the swelling and the possibility of an eventual infection and severe skin lesion (ulceration).
Treatment
The long-term treatment aims to reduce the possibility that the blood was backwater into the veins of the ankles. Keep your legs elevated above the heart helps prevent the accumulation of blood in the veins and fluid in the skin. A dressing with bra correctly can prevent serious skin lesions and the accumulation of fluid in the lower legs. Usually no need for any other treatment.
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September 21st, 2008 by admin
Nummular dermatitis is a persistent rash that usually produces itchy, coupled with an inflammation characterized by staining with a form of currency that have tiny blisters, crusts and scales.
Its cause is unknown. Nummular dermatitis often affects people in middle age, is accompanied by dry skin and is very common in the winter. However, the rash may appear and disappear without apparent reason.
The spots begin as rounded bumps and blisters accompanied by intense itching and then Exudates and form scabs. The lesions can appear anywhere on the body. Sometimes the stains are more obvious in the back of the arms or legs and buttocks, but also appear in the trunk.
We used many different treatments, but none is effective for all concerned. The treatment consists of oral antibiotics, creams and injections of corticosteroids, other drugs and ultraviolet light therapy.
Exfoliative dermatitis widespread
The widespread exfoliative dermatitis is a severe inflammation that affects the whole surface of the skin redness and moving towards a tip with a large flakes. Read the rest of this entry »
September 21st, 2008 by admin
Seborrheic dermatitis is an inflammation of the upper layers of the skin that produces scales on the scalp, face and occasionally in other areas.
Seborrheic dermatitis tends to affect several members of one family and the cold weather is usually worse.
Symptoms
Seborrheic dermatitis typically begins gradually, causing a dry or greasy flaking on the scalp (dandruff), sometimes with itching without hair loss. In severe cases appear yellowish or reddish bumps along the line of hair behind her ears, the ear canal, on the eyebrows, on the bridge of the nose, around the nose and chest. In babies under one month, seborrheic dermatitis may produce a crusty lesion, yellow and thick (cap baby) and sometimes a peeling yellow behind the ears in addition to red facial papules. Often, adjacent to the eruption of another scalp appears very persistent in the diaper area. Older children may develop in the skin lesions some thick, persistent and large scales.
Treatment
In adults, the scalp can be treated with shampoos containing zinc, selenium sulfide, salicylic acid, or pitch disulphide. The person often use these shampoos daily until the dandruff control and then twice a week. Usually the treatment must continue for several months, if dermatitis reappear once treatment is suspended, can be started again. Lotions containing corticosteroids are also used on the head and other affected areas. On the face lotions should only be used with corticosteroids did not quite Read the rest of this entry »
September 21st, 2008 by admin
The chronic dermatitis of the hands and feet includes a group of disorders in which the hands and feet were swollen and irritated often.
The chronicle of hand dermatitis occurs as a result of a succession of work and contact with chemicals, chronic dermatitis of the feet comes at the conditions of heat and humidity that produce the socks and shoes. The chronic dermatitis can cause the skin of the hands and feet pique or cause 
pain.
Contact dermatitis, a type of chronic dermatitis of the hands, often due to an irritation caused by chemicals (such as soaps) or by use of rubber gloves.
Chronic disease that occurs that cause itching blisters on the palms of the hands and on the sides of the fingers may also occur on the soles of the feet. The blisters usually scaly, red and further exudate. The ponfólix sometimes called the Dyshidrosis, which means “abnormal sweating,” but the disease has nothing to do with sweat. Read the rest of this entry »
September 21st, 2008 by admin
Dermatitis (eczema) is an inflammation of the upper layers of skin that is accompanied by blisters, redness, swelling, discharge, crusting, flaking, and often itchy.
The scraping and the ongoing rubbed the skin can cause a thickening and hardening of the same. Some types of dermatitis affect only specific parts of the body.
Contact dermatitis
Contact dermatitis is an inflammation caused by contact with a substance in particular, the eruption is confined to a specific area and tends to be well defined. Read the rest of this entry »
September 21st, 2008 by admin
Lichen Planus, a recurrent disease and pruritic, begins as a rash of small, discrete papules which are then combined to form rough and scaly plaques (plaques bulky).
About half of those affected by lichen planus also have sores in the mouth. The cause of lichen planus is unknown. A similar rash usually appears in people exposed to drugs containing gold, bismuth, arsenic, quinine, quinidine, or quinacrine and certain chemicals used in the digital photographs in color. Consequently, lichen planus may be the body’s response to a chemical or other external agent.
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