Viruses: Life Cycle and Disease · USMLE Step 1

A patient with hepatitis D infection becomes severely ill after acquiring HBV simultaneously. What term describes this situation?

  1. Reactivation
  2. Superinfection
  3. Coinfection
  4. Antigenic shift
Show answer and explanation

Correct answer: Coinfection

Coinfection occurs when both HBV and HDV are acquired at the same time. It is typically less severe than superinfection.

Difficulty: Medium Question 19 of 20

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