Small blood spots on the body may be caused by allergic purpura, spider nevus, cherry angioma and other factors.
1. Allergic purpura: if the patient has an allergic reaction to certain sensitizing substances, it will increase the permeability and fragility of the local capillaries, which will cause inflammation and hemorrhage in the small blood vessels of the kidneys, the skin, and the joints, and cause the patient to have the symptom of small blood spots on his/her body.
2. Spider nevus: if the patient is in the stage of puberty and pregnancy, it will make the estrogen in the body increase significantly, which will stimulate the expansion of branch blood vessels at the end of small arteries of the skin, and make the patient have the symptom of small blood spots on the body.
3. Cherry hemangioma: cherry hemangioma, belongs to a kind of common benign skin vascular proliferation disease. It is mainly due to the proliferation and expansion of local skin capillaries, which causes the symptoms of small red dots on the body.
If diagnosed with the above diseases, it is recommended to carry out standardized treatment as early as possible to reduce the adverse effects of the disease.