Black spots on the mouth are mostly caused by post-inflammatory hyperpigmentation, black spot polyp syndrome, melanocytic nevus and other diseases, which can be removed by actively treating the primary disease or through surgery or laser according to different situations.
1. Post-inflammatory hyperpigmentation: often caused by local chronic inflammation, such as lips with fixed drug rash leaving localized hyperpigmentation spots, as long as the avoidance of allergic drugs, with the passage of time can gradually fade. It can also be treated by laser therapy, liquid nitrogen spray cryotherapy and other methods.
2. Black spot polyp syndrome: the main manifestations are black spots on the mucous membrane of the lips and mouth and multiple polyps in the gastrointestinal tract, which need to be treated actively, and the polyps can be removed under the guidance of endoscopy. In addition, melanocytic nevus syndrome is a genetic disease. If one of the parents suffers from this disease, the chance of the children getting it is higher, so genetic counseling and prenatal diagnosis can help to prevent this kind of disease.
3. Melanocytic nevus: it is formed by local melanocyte aggregation, most of them are benign tumors, generally do not need special treatment, if for aesthetic considerations, it can also be removed through surgery or laser and other ways.
Black spots on the mouth may have other reasons, it is recommended to consult a doctor in a timely manner to identify the causes and follow the doctor’s instructions to standardize the treatment, in order to avoid delaying the condition.