What is erythema?
Erythema is a strong reddening of the skin, arising from the expansion of capillaries. In this case, this phenomenon can have both a short-term nature and a protracted, even pathological.
Let's talk in more detail about what is erythema, what are its types and how to cure it.
Causes of erythema
- Strong emotions (restraint, fear, anger).
- Physical effects on the epidermis in massage, physiotherapy and so on.
- Inflammatory diseases.
- Infectious diseases.
- Skin diseases.
- Burns (including sunny).
- Exposure to high or low temperatures on the skin.
- Excessive excitation of vasoconstrictor nerve fibers.
- Increase in pressure.
- Reception of medicines.
- Exposure to chemicals, etc.
Redness (both skin and mucosa) can be manifested by spots with clear or fuzzy boundaries. In some cases, redness may disappear during pressure on the skin, and then return.
In those or other diseases, redness may be accompanied by other negative symptoms:
- pains in the joints and their swelling;
- fever and fever;
- rashes with papules and so on.
Varieties of erythema
Among the most common forms of the disease can be identified the following:
- Nodular erythema. Characterized by the appearance of nodular formations of a saturated red hue (most often in the region of the shins), high temperature. In many cases, the causative agent of this infectious disease is streptococci. Perhaps the chronic course of the disease with relapses in the warm season.
- Exudative erythema. It is a rash that can be of any shape. They appear on the legs, feet, mucous, accompanied by the formation of purulent papules. Such erythema can occur due to an infectious disease (for example, herpes simplex). Often accompanied by a fever with a fever, an ache in the body. In the advanced stage, the disease is fatal.
- Infrared erythema. It looks like a rash covering the skin in the form of a mesh. Most often the lower extremities are affected. Occurs under the influence of heat.
- Sudden erythema. It begins with a fever, headaches and a sleep disorder. After 3-4 days, these symptoms are weakened, and a rash comes on to replace them. A few days later the rash also passes.
- Migrating erythema. In many cases, it is due to Lyme disease, which is of an infectious nature. Sent to a person with a tick bite. The redness that appears at the site of the bite is growing very actively.
Treatment of erythema
It consists in eliminating the factor causingerythema. For example, a person refuses to visit the beach during peak hours of the sun or stops communicating with a person provoking negative emotions in it.
In the case when the rashes andredness is one or another pathology, doctors prescribe antibiotics, drugs that strengthen the walls of blood vessels, corticosteroids, antihistamines, angioprotectors and so on. Also can be shown diets, bed rest, the exclusion of allergenic products, physiotherapy and so on.
With a timely begun effective treatment, the prognosis is favorable in most cases.
Also you might be useful article. What is eczema.