Uneven nails like waves may be due to nail fungus, trauma, malnutrition, psoriasis and other factors, need to clarify the cause of the disease, symptomatic treatment, common treatment drugs are amorphophine, hydrocortisone and so on. 1. ringworm of the nail: commonly known as “gray nails”, is due to nail fungal infections, manifested as uneven surface of the nails, thickening and discoloration, etc., can use amorolfine, cyclopamine and other drugs used locally, if necessary, with oral itraconazole, terbinafine and other antifungal drugs. 2. Trauma: Nail trauma can lead to damage to the nail bed and nail plate, resulting in unevenness, the scope of the damage is small can gradually recover on their own, the scope of the damage is larger need for surgical treatment. 3. Malnutrition: Picky eating, partiality and other factors will lead to malnutrition, which may lead to uneven nails, often accompanied by nail color change, brittle texture, easy to crack and other symptoms, you need to eat a balanced diet, and if necessary, calcium, zinc, iron and other trace elements. 4. Psoriasis: The nails of psoriasis patients may appear rough and uneven, mainly manifested as “thimble-like” depression, which can be treated with glucocorticoid drugs such as hydrocortisone and halometasone. The unevenness of the nails like waves may also be caused by other factors, it is recommended that patients seek medical attention in a timely manner, and actively carry out relevant examinations to clarify the cause of the symptomatic treatment, to avoid the use of private medication, so as to avoid delays in the condition.