Skip to content
- Etiology: Streptococcus pneumoniae
- Imaging: due to absence / poor development of collateral airways, inflammation spreads centrifugally giving round appearance, in posterior lower lobes
- (Collateral airways allow ventilation of alveoli through the channels bypassing the normal airway but are poorly developed in infants)
- (Channels of Lambert, pores of Khan for intralobular collateral circulation, Pathway of Martin for interlobular circulation)
- Clinical: < 8 years old
Cases of Round Pneumonia