Nails become empty from the root, may be trauma, nail fungus, malnutrition, etc., need to be based on the specific causes of the symptomatic treatment, usually including general treatment, drug treatment and surgical treatment and other methods. 1. Trauma: nails are extruded by external forces, bumps and other reasons, which may cause the nails to become empty from the root, usually with iodine routine disinfection, cut off the empty nails in a timely manner, if the nail bed is normal, there is no need for special treatment, the nail bed will grow new nails again. 2. Ringworm: Fungal infections cause lesions on the nail plate and nail bed, which can also cause the nails to become empty from the root, you can cut off the diseased nails, use cyclopyrrolate ointment, amorphophine ointment, oral terbinafine tablets, itraconazole capsule and other antifungal drugs treatment. 3. Malnutrition: Malnutrition may also lead to nail lesions causing nails to become empty from the root, you need to go to the hospital in time for examination, according to the examination to adjust the diet structure, to ensure balanced nutrition. Nails from the root of the empty, need to actively seek medical attention, under the guidance of the doctor standardized treatment. The above drugs should be used in accordance with medical advice.