What is the most common cause of death in infants with pertussis?
- A Encephalopathy
- B Pneumonia ✓
- C Otitis media
- D Pneumothorax
Correct answer: B. Pneumonia
Explanation
Secondary bacterial pneumonia is the most common cause of death in infants with pertussis. Encephalopathy is a rare but serious complication. Otitis media and pneumothorax are less common and rarely fatal. The severe paroxysms and lymphocytosis predispose to respiratory failure and secondary infection.
Reference: Nelson Textbook of Pediatrics, 21st ed.
High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP
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