Paralaryngeal hypodense shadow with unclear border needs further examination to determine the cause and actively take corresponding treatment measures at the same time. 1. Further examination to confirm what the cause is: paralaryngeal space hypodense shadow border unclear belongs to the local occupying disease, need to further tissue biopsy and other auxiliary examination to determine whether it is a benign tumor or malignant tumor. 2. Actively take corresponding treatment measures: benign tumors are usually removed through surgery, and most of the tumor lesions can gradually recover; if it is a malignant tumor, in addition to surgical resection of the cancerous occupancy, radiation therapy and chemotherapy should be taken as well as other corresponding therapeutic measures. For the low-density shadow in the posterior paracentral space, it is necessary to go to the hospital in time to further improve the relevant examination, and follow the doctor’s advice to take the corresponding treatment plan.