• Interstitial pneumonia caused by extensive infection of the lungs (lung) and bronchi, particularly the lower lobes of the lungs, by mycoplasma pneumoniae in humans. In sheep, it is caused by mycoplasma ovipneumoniae. In cattle, it may be caused by mycoplasma dispar.
  • Interstitial pneumonia caused by extensive infection of the lungs and bronchi, particularly the lower lobes of the lungs, by mycoplasma species.