A lot of red dots on the hands is generally considered to be a symptom of eczema, stage 2 syphilis rash, erythema multiforme, viral rash, etc., and should be promptly consulted to clarify the cause.
1. Hand eczema is caused by allergies, usually caused by contact with certain allergens on the hands, common allergens are metal jewelry, insects and so on. Long-term hand eczema can do allergen examination to determine what substances the body is allergic to.
2. Stage 2 syphilis rash is one of the symptoms of syphilis, which usually appears about 2~4 months after syphilis infection. This disease is caused by pallid spirochete infection and is a sexually transmitted disease, which is prevalent in sexually active young men and women or sex workers.
3. The cause of erythema multiforme is not completely clear at present, and it has some relationship with infection, drugs and allergy.
4. Viral rash is a collective term, including rubella, infantile emergency rash, measles, etc. It is caused by viral infection. It is caused by viral infection, mostly through the respiratory tract, there is a tendency of aggregated morbidity, and children with low immunity are prone to it.