Quality Improvement in Healthcare · USMLE Step 1

A team performs a structured investigation after a wrong-site surgery. They examine system-level contributors such as communication lapses and documentation errors. This process is called:

  1. Plan–Do–Study–Act cycle
  2. Root cause analysis
  3. Failure mode and effects analysis
  4. Benchmarking
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Correct answer: Root cause analysis

Root cause analysis is used after adverse events to identify underlying system factors rather than individual blame.

Difficulty: Medium Question 2 of 20

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