Red spots on the hands, the first consideration is caused by allergies, you can carefully recall the recent contact or diet, medication and so on. If the symptoms are still not relieved after oral loratadine tablets and other anti-allergy drugs, you should also consider the occurrence of some skin diseases, such as dermatitis, eczema, psoriasis, lupus erythematosus, etc., but today we mainly come to know about lupus erythematosus. Why does lupus erythematosus appear on hands? First of all, it may be caused by genetic factors, because many relatives of patients with lupus erythematosus also have this kind of disease. Secondly, it is the effect of estrogen. Most of the patients with lupus erythematosus are female, and the higher the level of estrogen, the higher the incidence of the disease. Then there are immune system abnormalities. When the immune system is faulty, it does not distinguish between friend and foe and often rejects its own good cells as foreign substances. There are also environmental factors, including sun exposure, infections and so on, which may trigger or aggravate lupus erythematosus. How is lupus erythematosus treated? The current treatment of lupus erythematosus aims to improve, control and prevent the three key points to maximize the patient’s quality of life. Due to the big difference in personal constitution, there is no specific medicine. Western medicine will mainly use non-zi-body anti-inflammatory drugs, anti-malarials or immunosuppressants to suppress the disease, but it is necessary to pay attention to the adverse effects when using drugs and to have regular kidney checkups. Chinese medicine is the choice of tongue and pulse identification method of treatment, for example, qi and blood deficiency of lupus erythematosus patients, the tongue is dark, tongue moss white greasy, the pulse is slow, it can be seen that the patient’s qi and blood deficiency is caused by the spleen deficiency, the spleen is the master of the transportation and transformation, is the root of qi and blood biochemistry, spleen deficiency is not able to normal biochemistry of qi and blood, which causes blood deficiency, the internal organs to lose the warmth and nourishment, and gradually appeared qi, the whole vicious circle, resulting in the disease does not heal for a long time. Therefore, it is necessary to use the spleen, qi and blood regimen to regulate the treatment of Bazhen Tang combined with tonifying the middle and benefiting the qi Tang plus subtractions, the medicinal use of Chai Hu, Sheng Ma, Astragalus, Codonopsis, etc., to achieve the purpose of improving the clinical symptoms and preventing recurrent episodes. The above is the relevant content of “red spots appear on the hands for no reason”, I hope it will help you! If you still have other questions, you can also raise doubts below.