Objective: This study aimed to analyze the outcomes of post-infectious olfactory dysfunction treated with different doses of corticosteroids and specify factors related to the curative effect. Methods: The medical records of patients diagnosed with post-infectious olfactory dysfunction from January 2020 to december 2025 were reviewed. All patients were treated with different doses of oral corticosteroids for 12 days or they inhaled corticosteroids for 1 month.
The history of upper respiratory tract infection was confirmed, and the previous sense of smell was normal.
Other causes of olfactory disorder suggested by the history