Having red spots on the skin is a very common case of dermatological damage, and is among the main complaints of patients in clinics. The reasons, however, could represent an allergy or even a sign of cancer. The skin is rich in small blood vessels, responsible for its nutrition, and the factors that lead to blood dilation or extravasation, causing red spots, are diverse.
That's why it's so important to pay attention to symptoms when they start to appear, such as fever, cough, itching and others, which will help with a more accurate diagnosis. Once the cause is identified, recommended treatments may involve the use of anti-inflammatories, antibiotics, painkillers and other medications.
Main causes of red spots
The spots can be single or multiple, localized or disseminated, and take on different sizes and shapes. Furthermore, they may be the typical manifestation of a certain disease or represent only its initial stage.
They are caused by different types of fungi and the red spots tend to appear in the most humid areas of the body, such as the groin, armpits, scrotum and between the toes. In some cases there may be blistering, peeling, itching and pain.
How to treat: involves antifungals, usually in ointments, creams or gels. If the fungus is on the nails, laser treatments provide more efficient results.
They are arboviruses transmitted by the Aedes Aegypt i mosquito and cause red, itchy spots on the body, as well as symptoms such as muscle and joint pain, fever, fatigue, headache and general malaise.
How to treat: it is common to use antihistamines and local pain medications, in addition to recommending rest and increased hydration.
It is an infection caused by the bacteria Streptococcus pyogenes , which affects the lymphatic circulation of the legs, penetrating the skin through wounds, cracks or fungal lesions common between the toes. It reaches the lymphatic vessels of the fatty tissue, which is just below the skin; the leg area is usually red, painful, feels hot, and there may be a fever.
How to treat: once the diagnosis is made, it is necessary to promptly start treatment with the appropriate antibiotic and, in more serious cases, resort to hospitalization.
These are common viral infections in childhood, with red spots that appear spread throughout the body. In chickenpox, transmitted by the varicella-zoster virus, the spots are accompanied by small lesions containing clear liquid, called vesicles, which rupture to form crusts. Rubella has a similar visual appearance, but it starts with spots on the face and behind the ears, spreading across the body in a short time.
How to treat: it is important not to scratch the lesions in any way. To help, mentholated talc is used, which provides some relief, in addition to anti-allergy medications.
Popularly called scabies, it is a disease that causes red skin and extreme itching, especially at night. It is contagious and can be transmitted through contaminated objects, such as clothes, towels, sheets and through direct contact with anyone who has the disease. It is caused by a mite and affects armpits, genitals, fingers and wrist.
How to treat : treatment is done with ointments and ivermectin.
It is an autoimmune disease that leaves red spots on the organs and skin. It affects areas that are exposed to sunlight, such as the face, arms, ears and neck. It is also common for spots to appear on the nose and cheek that resemble a butterfly.
How to treat: corticosteroids and immunosuppressants are used , always with medical advice.