<prompt> Which of the following will favour the diagnosis of RDS in newborn:Receipt of antenatal steroidsAir bronchogram in chest X-rayManifests after 6 hrsOccurs after term gestation  <response>: b. Air bronchogram in chest X-rayRef: Nelsons 20e p 850-857, Ghai 8e p 169-170Discussing about the options one by one,a.Receipt of antenatal steroidsNoAntenatal steroids protect against RDSb.Air bronchogram in chest X-rayYesAir bronchogram on Chest X-ray is a feature of RDSc.Manifests after 6 hrsNoRDS manifests soon after birth not after 6 hoursd.Occurs after term gestationNoIt usually occurs in preterm neonates 