Missed our latest free live-stream? Catch up now on our Procedure Tips (Chris Nicholas) and Right Lower Quadrant Pain (Matt Morgan)

Lower zone

Dr Daniel J Bell and Dr Henry Knipe et al.

The lower zone is one of the four chest radiograph zones and is sometimes used synonymously with lung bases.

Radiographic features

Plain radiograph
  • on frontal chest radiographs, extends inferiorly from the inferior aspect of the hilum to the hemidiaphragm

Article information

rID: 29994
System: Chest
Section: Approach
Synonyms or Alternate Spellings:
  • Lower zones
  • Lower region
  • Lower regions

ADVERTISEMENT: Supporters see fewer/no ads

Cases and figures

  • Figure 1: lower zones highlighted
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.