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A case is reported of persistent trigeminal artery producing intermittent facial pain, the last episode being associated with diplopia. The trigeminal and abducent nerves were attached to the trigeminal artery by a congenital membrane. Blood supply to the vertebrobasilar system was via the persistent vessel. A new operative approach along the petrous-temporal ridge is described.
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Merry et al. (1977) studied this question.
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