Common causes of several small red dots on the hands include eczema, tinea cruris, syphilis and so on. 1. Eczema: usually associated with external stimuli and allergies, can be distributed in any part of the body, when eczema on the hands, can be manifested as a symmetrical distribution of scattered red papules, mostly itchy. It can be treated with topical glucocorticosteroids and oral loratadine as prescribed by the doctor. 2. Ringworm: a fungal infection of the skin of the hands. It mainly involves the tiger’s mouth and palm of the hand, and seriously affects the wrist or the back of the hand. The skin lesions can also be manifested as small erythematous spots, red papules, and accompanied by itching and other symptoms. Can follow the doctor’s instructions to apply clotrimazole ointment antifungal treatment. 3. Syphilis: mainly caused by unclean sex, especially in the second stage of syphilis, can appear on the hands of red macules or papules, usually no itching. The diagnosis can be confirmed by serologic examination of syphilis. As you can see, there are many reasons why there are a few small red dots on the hands, it is recommended to go to the regular hospital to find out the cause of the disease and targeted treatment.