This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'Trigeminal neuralgia (tic doulourex) is characterized by \nSelect and explain. \nA. Paralysis of one side of the face, B. Uncontrollable twitching of muscles, C. Sharp, excruciating pain of short duration, D. Prolonged episodes of pain on one side of the face', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Trigeminal neuralgia or "Fothergill\'s disease" is characterized by searing, stabbing or lancinating type of pain that is initiated when the patient touches the "Trigger Zone". The term "tic doulourex" is applied only when the patient suffers from spasmodic contractions of facial muscles.', 'role': 'assistant'}]