Bullous Emphysema

Hyperinflation

  • Hyperlucency

  • Low set flat diaphragm

  • Vertical heart

  • Pre and infracardiac lungs

  • Barrel shape

Emphysema

  • Avascular zones

  • Bleb walls

Many of these features can be evaluated in the lateral view below.

  • Hyperlucency

  • Low set flat diaphragm

  • Pre and infracardiac lungs

  • Barrel shape

  • Multiple blebs

  • Avascular zones