Pneumocystis carinii pneumonia

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[edit] Discussion

  • Most common opportunistic pulmonary infection seen in patients with AIDS.
  • Usually seen in patients not receiving PCP prophylaxis and who have CD4 levels less than 200 cells per cubic millimeter.
  • Complications include spontaneous pneumothorax and hypoxemia secondary to an adult respiratory distress–like syndrome.

[edit] Imaging Findings

[edit] Plain film

  • Chest radiographs are normal in 10-39% of patients.
  • Classic chest radiograph appearance is classically bilateral, often perihilar, fine reticular interstitial opacification.
  • Cysts are seen in 10% of chest radiographs

[edit] Images

Patient #1: Note the pnuemothorax

Patient #2

[edit] See Also

[edit] External Links

[edit] References