Question
A 4-year-old child has been continuously coughing for three months, previously misdiagnosed with bronchitis or pharyngitis. Recently, they have developed a fever and have been diagnosed with secondary sinusitis and mild mixed pulmonary function obstruction after examination.
Answer
A sinus CT scan and nasal endoscopy should be conducted, and 1% ephedrine-containing nasal drops should be used, along with antibiotic treatment and oral Huandan pills. Strengthen physical exercise to prevent colds. It is recommended to consult a specialist promptly, follow the doctor’s guidance for treatment, and pay attention to dietary issues to recover as soon as possible.