The appearance of dense small red dots on the feet is painless and itchy, and is considered to be mostly caused by anaphylactic purpura or thrombocytopenic purpura. It is usually treated with medication.
1. Anaphylactic purpura: It is an allergic capillary and small vessel vasculitis characterized by non-thrombocytopenic skin purpura, which may be accompanied by arthralgia, abdominal pain and renal lesions. It can be treated with glucocorticosteroids such as prednisone for anti-inflammation, antihistamines such as loratadine and anticoagulants such as aspirin to relieve symptoms.
2. Thrombocytopenic purpura: The main clinical manifestations are red petechiae or ecchymoses on the skin and mucous membranes, mostly on the limbs. If it is immune thrombocytopenic purpura, glucocorticoids such as prednisone and intravenous immunoglobulin can be applied.
Dense red spots are found on the feet, it is recommended to go to the dermatology department to find out the cause, symptomatic treatment, the above drugs need to be used in accordance with the doctor’s instructions, do not self-medication treatment.