A patient with myotonic dystrophy presents with delayed muscle relaxation. Which genetic mutation is responsible?

A patient with myotonic dystrophy presents with delayed muscle relaxation. Which genetic mutation is responsible?

  • Correct Answer: DMPK gene mutation
  • MDA5 gene mutation
  • SOD1 gene mutation
  • SMN1 gene mutation

Explanation: DMPK gene mutation causes myotonic dystrophy leading to delayed muscle relaxation.

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