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Clinical characteristics and pathophysiology associated with typical trigeminal neuralgia (typical-TN). *All images are original, with the exception of the left table (a), which was reprinted, with small adaptations, from DaSilva and Acquadro (2005), with permission from SNELL Medical Communication Inc. **The A- and C-fiber distribution in the trigeminal brainstem nuclear sensory complex, located in the center table, is based on available animal studies.
