Variation in the branching pattern of mandibular division of trigeminal nerve has remain one of the commonest cause among the surgeons for not obtaining adequate local anesthesia in routine oral or dental procedure. In this article, we discuss about a case of an unusual communication between mylohyoid and lingual nerve in a 50-year-old female cadaver seen in a routine dissection in medical college. The details of this anatomical variation and its clinical aspects are discussed.
Keywords: Communicating branch (CN); Inferior alveolar nerve (IAN).