value of signs and symptoms of acute respiratory tract infection in requesting chest radiography

Chest radiography of 244 febrile children with respiratory sings and symptoms were reviewed. 219 [90%] patients had a combination of respiratory sings and symptoms, [cough, difficulty in breathing, tachypnea and crepitation]. 223 [91%] patients had abnormal findings on chest radiography. 204 [93%] patients of those who had a combination of respiratory sings and symptoms had abnormal radiographic findings. The positive predictive value was 91%