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: Medicine
[{'content': 'A 30 year old female, presents with episodic throbbing headache associated with nausea and vomiting for past 4 yrs. What will be the most likely diagnosis is: \nSelect and explain. \nA. Migraine, B. Cluster headache, C. Angle closure glaucoma, D. Temporal aeritis', 'role': 'user'}, {'content': "Answer: A \nExplanation: Migraine is the second most common form of headaches affecting ~15% of woman and ~6% of men. It is an episodic headache associated with sensitivity to light, sound and movement. Often accompanied by nausea and vomiting. Migraine is a benign and recurring syndrome of headache recognized by its activators, termed as triggers. Ref: Harrison's Principle of Internal Medicine, 16th Edition, Pages 88-89", 'role': 'assistant'}]