The causes of erythema on the back and forehead include folliculitis, eczema and urticaria, which can be eliminated by general treatment and medication.
1. Folliculitis: when localized hair follicles on the back and forehead are invaded by pathogenic microorganisms, it may lead to folliculitis, which can appear as erythema around the pimples. In order to avoid affecting others, it is recommended that after the appearance of erythema, the affected area should be washed regularly with chlorhexidine gluconate solution and iodophor solution.
Next, topical medications such as mupirocin ointment and fusidic acid ointment are used to fight inflammation. If fever, proliferation and other adverse symptoms have occurred, you need to follow the doctor’s instructions, oral cefuroxime, itraconazole, etc. to treat.
2. Eczema: the cause of eczema is not yet clear, may be related to the immune system abnormalities, environmental stimuli, negative emotional impact and other factors, the onset of the phenomenon will appear on the back, chest long red spots.
For this disease, topical glucocorticosteroids are the main treatment, common drugs are hydrocortisone, dexamethasone cream and so on. At the same time, try to avoid irritants, prohibit scratching the affected area, so as not to cause infection.
3. Urticaria: Urticaria is mainly caused by allergies or infectious factors, which can cause changes in the permeability of small blood vessels in the skin and mucous membranes, thus causing local erythema. Usually, the cause should be removed first, and then antihistamines such as cetirizine and loratadine should be used to relieve the adverse symptoms.
Many factors in life can cause erythema on the back and forehead (e.g. psoriasis, seborrheic dermatitis, etc.). When the symptoms persist for a long time, one should seek medical attention as soon as possible and follow the doctor’s instructions for treatment.