Group B Streptococcus Pneumonia

  • Etiology: infection caused by passage through the birth canal and often associated with early / prolonged rupture of membranes
  • CXR: normal lung volumes and prominent fine interstitial markings with +/- pleural effusion which does not resolve in 1-2 days, initially it is radiographically indistinguishable from transient tachypnea of the newborn
  • Clinical: Group B Streptococcus causes pneumonia at 1 week of life and meningitis at 1 month of life

Radiology Cases of Group B Streptococcus Pneumonia

CXR of Group B streptococcus pneumonia
Initial CXR shows normal lung volumes and fine interstitial infiltrates.
CXR of Group B Streptococcus pneumonia
CXR shows diffuse fine interstitial infiltrates bilaterally.