The condition of dark spots on the body is considered to be related to non-disease factors and disease factors.
1. Non-disease factors: the darker the skin color, the more likely to have dark spots on the body. Meanwhile, some patients may eat a lot of pigmented foods, such as black sesame paste, black or blue berries, which may also cause the appearance of dark spots on the body. Of course, tattoos made of graphite, ink, dye and other materials can also cause black spots on the body.
2. Disease factors: Some patients may have black spot diseases, such as pigmented nevus, age nevus, radioactive spots, freckles, chloasma, melasma, melanosis, etc., so these patients will also have symptoms of black spots on the body. Of course, heavy metal poisoning, diabetes, etc., may also cause dark spot symptoms.
When patients have black spots on the body, it is recommended to go to the hospital in time for clear diagnosis and symptomatic treatment.