The right arm suddenly has small beans, very itchy, one after another appeared about a week, at first only two or three, yesterday found a piece on the arm, not dense, each pimple in the middle of a slightly hard bright colored raised dots, squeeze can not squeeze anything, buckle the pimple will hurt, is very itchy, want to know what can be used to stop the continued development, want to understand what causes this.The new one will be found every day when you wake up, and for the time being, only this arm is found.
According to the pictures and history you provided, there are red papules on the skin the size of pea grains and accompanied by itching, the onset of about a week.
This disease is considered to be papular urticaria, the specific cause is not clear, generally believed to be related to environmental humidity or mosquito and mite bites.It is recommended to take oral loratadine tablets, skin itch granules, and topical dermatol ointment for treatment.
Do not use your hands to squeeze will aggravate the local symptoms, and do not scratch hard, will also lead to vasodilatation leading to increased itching, you can apply ice yellow skin lotion or Likang liquid with some oral loratadine tablets, waking up every morning may have a relationship with the room you live in, it is recommended to open the window ventilation, keep dry and clean, and sun bedding.
The photo shows a suspicion that it may be papular urticaria, also called insect bite dermatitis, which tends to be an allergic reaction caused by mosquito bites, and can be clearly diagnosed by visiting a hospital dermatologist.It is recommended to change bed sheets and covers, bedding exposed to the sun, the acute period of allergy may grow more and more, drugs generally use anti-allergy anti-itch drugs.
According to the situation you have consulted, there are many causes, such as insect bites or eczema, and possibly allergies, and possibly hair follicle infections, so you need to always pay attention to the progress of the disease, and at the same time you can apply some topical ointments, such as acyclovir ointment, for relief.The skin should be cleaned, and if it slowly subsides, it is usually no big deal.