Anesthesia · single question

What is the most commonly injured nerve in an accident related to anesthetic injection (e.g., needle-related paresthesia)?

  1. Lingual nerve
  2. Mental nerve
  3. Inferior alveolar nerve
  4. Mylohyoid nerve
Show answer and explanation

Correct answer: A. Lingual nerve

The lingual nerve is the most frequently reported nerve injured/affected in local anesthesia-related paresthesia incidents, largely because of its relatively superficial and somewhat variable position medial to the mandibular ramus during an inferior alveolar nerve block, making it more vulnerable to direct needle trauma than the inferior alveolar nerve itself.

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