Imaging Case of the Week 399 Answer

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The frontal chest x-ray shows cavitating pneumonia in the right upper lobe.

In general, causative agents of cavitating pneumonia could be:

  • Streptococcus Pneumoniae.
  • Staphylococcus Aureus.
  • Klebsiella.
  • Legionella.
  • Anaerobes.
  • Mycobacterium.

Reference: Grainger & Allison’s Diagnostic Radiology.