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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All are true about Trigeminal neuralgia except?
assistant
The correct answer is  Ans. D. Is more common in patients with causalgiaTrigeminal neuralgia, whilst usually idiopathic may be secondary to demyelination (in the pons), in which case trigger spots are rare and treatment is often ineffective. Phenytoin, carbamazepine and clonazepam are the usual medical treatments. There is no association with causalgia except the pain mechanism may be similar. Root or root entry zone compression may occur due to tumors or arteries.