Radiological findings
Chest X-ray (CXR) was performed on admission in 105 infants for clinical
indications such as when a differential diagnosis was suspected or/and
if a clinical deterioration occurred. 31 out of 105 infants (29.5%)
performed two CXR at least. An experienced paediatric radiologist (D.P.)
evaluated each CXR and described the presence of patchy opacities,
complete lobar consolidation and air trapping. Radiologist was blinded
to infants’ conditions and clinical course, in order to avoid potential
bias.