Question
A patient with a history of intravenous drug abuse presented with a high grade fever.Chest Xray shows the following features.What can be the most probable diagnosis?
A. Right sided Pneumonia
B. Bronchiectasis
C. Right sided Septic Embolus
D. Right sided Pleural Effusion
Show Answer
|
Correct Answer » C
Explanation
|
|
Ans:C.)Right sided Septic Embolus.
Chest X ray in the image shows:
- There is a small irregular opacity on the right
- This opacity contains a dark area – cavity(marked by an arrow).
There is a history of intravenous drug abuse,fever and lung showing cavity.This leads to a probable diagnosis of septic embolus.
Differential diagnosis of lung cavities
- Lung abscess – TB, Klebsiella or Staph aureus
- Lung cancer
- Septic embolus – infected thrombus
- Fungal infection – if immunocompromised
- Granulomatosis with polyangiitis
