Scalp missing a small piece of no hair is considered to be the case of spot baldness, patients need to comply with the medical advice for drug treatment, general measures. 1. Drug treatment: usually patients can follow the doctor’s instructions for external use of minoxidil tincture, which can promote hair growth, patients can also be used externally dithranol and other hormonal drugs, with anti-inflammatory and immunosuppressive effects. Patients can also take oral or local injection of hydrocortisone, dexamethasone and other glucocorticoid drugs. It is recommended to take medication under the guidance of a physician. 2. General measures: patients usually need to actively treat thyroid disease, neurasthenia, diabetes and other primary diseases, and also need to develop good habits, to ensure that regular work and rest. Patients also need to actively regulate emotions, to avoid mental tension and other situations. Some patients can also wear a wig and other ways to reduce the psychological burden. It is recommended that patients appear scalp missing a small piece of the phenomenon of no hair, medical targeted treatment, so as not to aggravate the symptoms.