After permanent punctal occlusion with cautery:

  1. 5-10% rate of recanalization is expected.
  2. 10-20% rate of recanalization is expected.
  3. 20-30% rate of recanalization is expected.
  4. 30-40% rate of recanalization is expected.

Correct Answer: 20-30% rate of recanalization is expected.

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