A 46-year-old previously healthy man presented to the emergency department with the chief complaint of slowly worsening slurred speech for 10 days and right-sided facial droop and numbness that followed a few days later, discovered while brushing his teeth.

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

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

A 36-year-old woman presented with increasing headaches over the past few months.

A 65-year-old woman presented with new bilateral upper-extremity resting tremors. Her recent history was also concerning for cognitive symptoms.

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

A 57-year old man presented for a work-up for a possible stroke.

A man of unknown age was brought to the emergency department by ambulance with a gunshot wound to the head. Patient was in a coma and unresponsive.

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A 16-year-old boy presented with migraines and blurry vision.

A 38-year-old woman with known alcoholic liver cirrhosis (Child-Turcotte-Pugh class C, decompensated liver disease) presented to the emergency department after a witnessed generalized tonic-clonic seizure secondary to alcohol withdrawal.

An 84-year-old woman presented with acute-onset confusion and urine incontinence over the previous three days.

A 44-year-old man presented with a one-month history of unsteady gait and recurring falls.

A 69-year-old man presented to the emergency department following a witnessed first generalized tonic-clonic seizure.

A 60-year-old woman with a past medical history of hypertension and type 2 diabetes mellitus presented with diabetic ketosis, later developing right-eye proptosis, swelling, and blurry vision.  

A 54-year-old man with a previous medical history of malignant hypertension, systemic lupus erythematosus (SLE), and stage IV chronic kidney disease (CKD IV)  presented with type B dissection in the setting of severe hypertension and new-onset loss of vision.

A 29-year-old woman presented with numbness and tingling of the extremities.

A 29-year-old male with headaches, right eye pain, decreased sensation in right V1 distribution, and right CN VI palsy.

A 68-year-old man with a prior history of brain surgery presented with unsteady gait and occasional headaches.

A 51-year-old woman with no significant past medical history presents with loss of consciousness, fall, nausea/vomiting, and abdominal pain.