The appearance of black spots on the body is considered to be related to post-inflammatory pigmentation, sun spots, seborrheic keratosis, freckle-like nevus and other factors.
1. Post-inflammatory pigmentation: before the skin has inflammation or skin mucous membrane breakage, after treatment gradually recovered, post-inflammatory pigmentation may lead to black spots on the skin, it is recommended to do a good job of care for the affected area, pay strict attention to sunscreen, and it may disappear by itself with the passage of time.
2. Sun spots: usually do not pay attention to sun protection, often in and out of the environment of ultraviolet rays, frequent exposure to ultraviolet rays, skin metabolism decreases, resulting in brown or black spots on the skin.
3. Seborrheic keratosis: benign intraepidermal tumor, mostly seen in the elderly, manifested as brown or black patches or plaques. Seborrheic keratosis generally does not need special treatment, and if necessary, it can be treated by laser, freezing or surgical excision.
4. Freckled nevus: Freckled nevus is usually associated with heredity, and may result in black spots on the skin or mucous membranes that are the size of a grain of rice, and may sometimes increase in size to the size of a pea.
The appearance of black spots on the body may also be caused by other diseases. If necessary, you can go to the dermatology department of the hospital and give treatment with the doctor’s advice.