Characteristics radiological feature of transient tachypnoea of newborn is –
Reticulogranular appearance
Low volume lungs
Prominent horizontal fissure
Air bronchogram
The lungs are generally clear without rales or rhonchi and chest roentgenogram shows


Prominent pulmonary vascular markings            ❑ Overaeration
Fluid lines in the fissure                                          ❑ Flat diaphragms
Prominent inter lobar fissure                                   ❑ Occasionally pleural fluid.