Frontal View CXR – Miliary TB

What is Miliary Tuberculosis?

  • Manifestation and one form of presentation of TB on CXR
  • Results from hematogenous spread of TB
  • Poor prognosis
  • Can be primary or secondary TB
  • Associated additional sites of spread including solid organs and bones possible

Radiographic Features on X-Ray:

  • Scattered diffusely 1 to 2 mm diameter nodules
  • Uniform sized nodules usually scattered in both lungs
  • Uniform distribution in upper, mid, and lower lung zones


  • Dr. Vijay Sadasivam MD
  • radRounds Radiology Network Member