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Short Answer (80 points) Please answer questions concisely and write clearly. Max, a 15-year old male arrived at the hospital complaining of constant headaches. Max described the pain as stabbing and severe. It was localized to the left frontal region of the head and headaches occurred with a frequency of 1-2 per month. Soon after the severe headaches occurred, Max’s peripheral vision and visual acuity decreased. Nonetheless, his development was seemingly normal until just recently, when his growth suddenly stopped. He also experienced notable changes in mood, including anger outbursts. A psychiatrist prescribed buspirone to treat his symptoms. Buspirone mainly functions as a serotonin receptor agonist, although it also can act as a dopamine receptor agonist and alpha adrenergic receptor agonist. Unfortunately, over the course of the following months, Max’s headaches increased in frequency, and he began to experience extreme fatigue, dry skin, hair loss, nose bleeds, and cold intolerance. Max also gained 30 lbs in 2 years, and as a result experienced stretch marks on his abdomen. Max ultimately sought a neurologist to investigate further his incidence of headaches, as they had increased in frequency and severity. Computed tomography (CT) scans revealed that the compact bone in his skull appeared moth- eaten. Magnetic resonance imaging (MRI) tests revealed that there was a lesion near the suprasellar region (i.e. above sella turcica) which compressed the optic chiasm. There was also a solid mass with mixed intensity involving the bones forming the cranial cavity, as well as the temporal bones. Specifically, the mass spread from the foramen
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