A lot of small red dots on thighs may be related to allergic dermatitis, eczema, blood diseases and other factors.
1. Allergic dermatitis: if the thighs are in contact with allergens, such as metals, small red dots may appear within the range of the contact substance, often accompanied by red spots, itching and other symptoms.
2. Eczema: often manifested in the skin on the basis of erythema, the emergence of small red dots of the size of a pinhead to a grain of corn, blisters, may be self-conscious itching symptoms, and in severe cases, skin oozing.
3. Blood diseases: If you suffer from idiopathic thrombocytopenic purpura and other blood diseases that lead to coagulation dysfunction, you are prone to subcutaneous bleeding phenomenon, the formation of red bleeding spots.
It is recommended that many small red spots on the thighs go to a regular hospital in time to clarify the cause of the disease and standardize the treatment under the guidance of the doctor to avoid delays in the condition.