Why do I have red spots on my arms?

When some small red spots appear on the arms, you should pay attention to them. There are many reasons for the small red spots. If you do not pay attention to skin cleanliness and often eat spicy and irritating foods, it may cause inflammation of the hair follicles. Folliculitis can cause small red spots. In addition, if the skin is sensitive and has skin allergies, it can also cause such phenomena. Eczema and subcutaneous bleeding may cause such symptoms.

Why do I have red spots on my arms?

There are small red spots on the arms. There are several possibilities: the red spots are red moles; the red spots are spider nevi; the red spots are a manifestation of subcutaneous bleeding; keratinization of hair follicles; or a manifestation of skin disease. Reasons for the appearance of small red dots on the arms : 1. The most common red dots are red moles that are as small as a needle tip or as large as a sesame seed and slightly higher than the surface of the skin. In fact, red moles, like black moles, have no effect on health. Unless there are recent and obvious changes, no treatment is usually needed. 2. There is a type of nevus in which the center is slightly higher than the skin surface and there are many capillaries extending outward around it. It is called a spider nevus. It is mainly seen in patients with cirrhosis and treatment should be targeted at the cause. 3. Another type of red spots on the skin are manifestations of subcutaneous bleeding. They are bright red at first, gradually turn purple after two or three days, and then turn yellowish brown, and eventually disappear without leaving any trace. 4. There are small red spots on the arms, and you should also consider keratosis of the hair follicles, which is related to genetics and there is no cure. Keratosis pilaris is a very common skin problem. It is a dominant genetic disorder of keratinization metabolism. There is a 50% chance that it will be passed on to the next generation. The symptoms usually become obvious from adolescence, and become less and less obvious by the age of 30 or 40. Generally speaking, there will be no sequelae. 5. If you suffer from skin diseases, such as urticaria, skin allergies, etc., small red spots may appear on your arms after the onset of the disease, but these small red spots are temporary and will generally disappear when the allergic symptoms disappear.

What to do if small red spots appear on your arms

If it is caused by allergies, you can take promethazine and vitamin C orally and apply zinc oxide ointment topically for treatment. If it is caused by urticaria, terfenadine and cetirizine can be used for treatment based on the condition and clinical manifestations. In severe cases, steroid hormones such as prednisone tablets can be used for treatment. If local itching is severe or there is a rash, calamine lotion or zinc oxide lotion and pevisone cream can be used, all of which can achieve temporary therapeutic effects. If it is caused by bacterial skin infection, you should pay attention to the cleanliness of these areas. You can use complex iodine for cleaning and disinfection, etc. You can apply topical antibiotics such as erythromycin ointment or use Daktarin for treatment.