A condition that involves the fifth cranial nerve, also known as "tic douloureux," causes intense pain in either the eye and forehead; lower lip, the section of the cheek closest to the ear and the outer segment of the tongue; or the upper lip, nose and cheek.

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The condition described is trigeminal neuralgia, also known as tic douloureux, which involves the fifth cranial nerve. Bell palsy is a condition involving the facial nerve and causes weakness or paralysis of facial muscles. Thrush is a fungal infection in the mouth or throat. Tourette disorder is a neurological condition characterized by repetitive and involuntary movements and vocalizations.

A Condition That Involves the Fifth Cranial Nerve, Also Known