Nail black line may be nail mother nevus, also may be melanoma, nail fungus, trauma and other reasons, can be given according to the cause of the general treatment, medication or surgical treatment and so on.
1. Nail nevus: it is a benign tumor formed by deposition of melanin cells, which will lead to the appearance of black lines on nails, generally more observation, no need to be special, and the treatment is mainly surgical excision.
2. Melanoma: it is a malignant tumor originated from melanocytes, which can also lead to the appearance of nail black line, it needs timely surgery and radiotherapy and chemotherapy programs.
3. Onychomycosis: Onychomycosis, caused by fungal infection, may also lead to changes in nail color and texture. Cause nail black line, you can use topical amorolfine nail polish, cyclopiazide ointment; oral terbinafine tablets, fluconazole capsules and other antifungal drugs.
4. Trauma: extrusion caused by external forces, subnail capillary rupture, subnail bruising can also cause nail black line, generally no special treatment, most will be absorbed and dissipated.
Nail black line may have other reasons, need to go to the hospital in time to check, clear cause, follow the doctor’s instructions for treatment.