Examples

• Atelectasis:

  • right upper lobe patchy whiteness
  • heart has shifted
  • diaphragm has shifted

  
• Interstitial fluid:

  • patchy whiteness on both sides
  • enlarged heart

  
• Emphysema:

  • flat diaphragm
  • patchy whiteness
  • presence of bullae with few lung markings

  
• Pleural effusion

  • patchy whiteness in right middle lobe

  
• Tumour:

  • round white circle
  • left upper lobe

  
• Atelectasis:

  • solid whiteness in left lung
  • trachea has shifted
  • heart has shifted
  • no meniscal line

  
• Atelectasis

  • solid whiteness on left lung
  • heart has shifted

  
• Pleural effusion

  • solid whiteness on right lung
  • presence of meniscal line (looks like a U)

  
• Pneumothorax

  • blackness
  • no lung markings
  • collapsed lung - line of visceral pleural has shrunk
  • diaphragm is not domed

  
• Subcutaneous emphysema

  • air in soft tissue - shown by patchiness

  
• Tension Pneumothorax:

  • blackness in left lung
  • shift in mediastina towards right side
  • collapsed lung
  • life threatening - heart cant fill properly

  
• interstitial fluid and pulmonary oedema are the same thing