In the clinical encounter a children with cough associated with breathing repeatedly, since after onset, born to see a doctor after repeated 2-3 times every year, more is not associated with fever, many ordinary chest radiograph and lung CT performance tip pneumonia.According to the asthma treatment curative effect is poor.I, the doctor trachea 3 d imaging tip dysplasia.This tip, to clinical unexplained recurrent cough, difficulty breathing, or conventional treating poor curative effect of children, especial y for children with early onset of except congenital tracheal developmental anomalies should be paid attention to.Need regular line or bronchoscopy airway three-dimensional imaging lens check, in order to avoid missed diagnosis and misdiagnosis.
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