A 48-year-old woman with a history of hypertension and thrombocytopenia presented with headaches.

A 72-year-old woman with metastatic breast cancer presented with progressive lower extremity sensory loss she had been experiencing for the past two weeks.

A 37-year-old man presented with progressive mid-back pain over several months and one week of left lower extremity weakness.

A woman in her 50s presented with right-sided hearing loss and vertigo.

A 74-year-old female presented with symptoms of sinusitis.

A 38-year-old man underwent medical evaluation for low testosterone.

A 33-year-old woman presented with left-eye proptosis that had progressed over a few months.

A 21-year-old man presented with gradual weakness of the right hand.

A 58-year-old man presented with intermittent headache, nausea, and feeling off-balance for the previous six months.

A woman in her 20s presented after a severe motor vehicle accident.

A 42-year-old man presented with blurry vision.

A 19-year-old woman presented to the ED with new-onset seizures.

A 37-year-old man presented with sporadic paresthesia in the right mid-back.

A 21-year-old man with no past medical history presented to the Emergency Department with three days of headache and one episode of syncope.

A 35-year-old female presented with weakness of her left arm.

A 65-year-old woman presented with a sudden-onset headache.

A 22-year-old woman presented with a headache.

A 65-year-old woman presented with abnormal movements of the left arm.

A teenage boy presented with facial pain and headache.

A 28-year-old woman presented with headache and neurologic deficits.