After being hospitalized for bronchitis pneumonia for a week, the child was discharged and stopped coughing two days later. However, on the third day, clear nasal discharge began, accompanied by frequent coughing, especially in the morning and after naps. Does this mean the pneumonia is recurring, and how should it be handled?

Detailed Explanation of the Causes and Treatment Methods for a Two-Year-Old Baby with Bronchitis

Analyze the possible causes of recurrent pediatric pneumonia and provide further examination and treatment suggestions.

Will pediatric pneumonia be prone to recurrence, and what are the possible causes and preventive measures?