You arrive for your shift in the ED and are greeted by a trio of patients with a chief concern of headache. The first is a 10-year-old boy brought by his parents for the evaluation of moderate-intensity frontal headaches that have been going on for several months. The headaches occur in the morning, resolve by the afternoon, and are not changing in character or frequency. He has no other symptoms and appears very well on your exam. The parents are concerned that their child has a brain tumor and are requesting a head CT...
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