Nasal cavity is always dry and crusty bleeding, may be related to environmental factors, atrophic rhinitis, dry rhinitis and other diseases, common treatment methods for the removal of the cause of the disease, nasal irrigation and medication, surgery, etc., the specific should be carried out in accordance with medical advice. 1. Environmental factors: repeated drying and crusting of the nasal cavity and bleeding, often occurring in a dry climate, dusty environment, need to remove the causes of the above, increase the humidity of the environment, dust and other environmental improvements, if necessary, wear a mask, good protection. 2. Atrophic rhinitis, dry rhinitis: repeated drying and crusting of the nasal cavity, saline or physiological seawater nasal spray can be applied under the guidance of a doctor to rinse the nasal cavity to ensure that the nasal cavity is moist to avoid drying and crusting; you can also comply with the doctor’s instructions for nasal drops of peppermint drops in order to keep the nasal cavity moist. 3. If repeated nasal rinsing and medication are not effective, surgery is needed. The main purpose of surgery is to reduce nasal ventilation, reduce nasal water evaporation, in order to prevent repeated dry nasal crust. Warm reminder: nasal cavity repeatedly dry crust bleeding, need to consult a doctor in a timely manner, in accordance with the doctor’s instructions to carry out relevant examinations to clarify the cause of the diagnosis and treatment.