A 24-year-old female was referred urgently by her optician. She had been having headaches for a few months and thought she might need glasses. The optician advised her to go to a hospital after examining her fundi. Development of headache She first developed the headaches about 3 months ago, and they gradually worsened over time. She had no history of headaches previously. The patient complained of daily headaches that were localized to the front of her head behind the eyes and were worst in the morning.

She felt nauseous and had vomited on one or two occasions. She noticed that the headache was worse while she bent over. She had also been having some trouble with her vision. At times, she noticed ‘bits missing’ from her visual field, mainly in the center, which lasted for only a few seconds. At times, she noticed double vision, particularly when looking to the side. History She was…