RCSI Surgery Practice Test & Exam Prep

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During inferior alveolar nerve block anaesthesia, a patient develops sudden ipsilateral eyelid drooping and conjunctival injection without loss of consciousness. What is the most likely explanation?

Intra-arterial injection of local anaesthetic Hematoma of the pterygomandibular space Transient facial nerve (CN VII) paralysis from diffusion of solution Vasovagal syncope

Correct Answer:

Transient facial nerve (CN VII) paralysis from diffusion of solution

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