A bulging piece on the right side of the nose may be a nasal vestibular cyst, acute nasal vestibulitis, nasal sinus malignant tumor, etc. Surgery and medication can be chosen. 1. Nasal vestibular cyst: it is a slow-growing cystic mass, which can cause nasal bulge, nasal congestion, pain and other symptoms, and the treatment is based on complete surgical excision of the cyst. 2. Acute nasal vestibulitis: due to the nasal cavity secretions stimulate the nasal vestibular skin leading to limited protrusion of the inner side of the nose, pain, etc., generally follow the doctor’s instructions to choose erythromycin ointment local application, 3~5 days or symptoms can be improved; if the local treatment can not control the infection, oral antibiotics, such as: amoxicillin capsule treatment. 3. Malignant tumor of nasal cavity and sinus: such as squamous cell carcinoma of nasal cavity and sinus, lymphoma and other malignant tumors can lead to bulging on one side of the nasal cavity, with symptoms such as nasal congestion and blood in the snot, etc. After clear diagnosis through nasal endoscopy, imaging examination and pathological examination, surgical resection and local radiotherapy can be chosen as comprehensive treatment. If there is a bulge on the right side of the nose, it is recommended to go to the hospital in time, after clarifying the cause of the disease, standardize the use of medication and treatment.