Red rash on legs

The adult person appearing on the body of the rash is usually not at all surprised, considering it a bite of some insect or a temporary reaction of the body to an incomprehensible stimulus. In fact, you should not underestimate the red rash on your legs and arms. There are many reasons for its appearance, and some of them pose a serious threat to life.

Types of red rash on the legs

Unpleasant red spots appearing on the legs may be of different types:

• blisters - formations of round or arbitrary shape, very itchy;
• Nodes in sizes can sometimes reach 10 cm;
• flakes are formed with dermatological diseases;
• bubbles outwardly resemble a watery rash, not more than 0.5 cm in diameter;
• a red rash stains on the legs may not itch, but often does not allow the patient to descend;
• a rash in the form of plaques usually appears on the sole;
• especially unpleasant looking pustules.

Causes of a red rash on the feet and calves of the legs

Almost all disorders occurring in the body can manifest as rashes. Below are only the most common reasons:

1. Most often, a rash on the legs and hands is a sign of an allergy. Allergic contact dermatitis, to be more precise. The disease develops with direct contact of the skin with the allergen. The resulting blisters and small blisters are almost always strongly scratched, scaly and covered with crusts.
2. To cause a rash on the legs in the form of red dots may scabies . And, in addition to red spots, the skin forms bubbles, blisters, sores. Such rashes are very itchy throughout the day, but at night it becomes almost unbearable.
3. The cause of the rash may be infectious diseases, which, fortunately, adults do not hit as often as babies.
4. In some cases, a painful red rash on the calves of the feet signals fungal skin lesions - rubrophytic stops and brushes. Often with this diagnosis, the nails become darker, and subungual keratosis develops.
5. When infectious endocarditis appears hemorrhagic rash.

In addition, a small red rash on the legs is a symptom of such diseases as:

• diabetes;
• leukemia;
• lupus;
• decompression sickness;
• Crohn's disease;
• toxemia;
• acute form of T-cell lymphoblastic leukemia;
• autoimmune hepatitis;
• syphilis;
• myelodysplastic syndrome;
• California encephalitis;
• myocarditis .