interstitial opacities

Last reviewed 01/2018

Interstitial opacities include:

  • pulmonary masses:
    • >3 cm diameter

  • pulmonary nodules:
    • usually 5-10 mm diameter

  • miliary nodules:
    • 1-2 mm diameter

  • septal lines

  • honeycomb shadowing and interstitial patterning