A 47-year-old woman presented with confusion and memory loss.

An 80-year-old man was evaluated for worsening altered mental status and memory issues.

A 25-year-old woman presented to the emergency department due to sudden onset severe left-sided headache and nausea for one day as well as intermittent left-eye blurry vision for two months.

A 12-month-old girl child presented with signs of global developmental delay, bluish discoloration on her hands, back, and lips, as well as unusual body movement.

A 56-year-old man presented with altered mental status. He was two months status post left decompressive hemicraniectomy for a subdural hematoma after a fall.

A 70-year-old man with a past medical history significant for coronary artery disease (CAD) and gastroesophageal reflux disease (GERD) presented to the emergency department with a chief complaint of confusion.

A 35-year-old man was brought to the emergency department after being found down at home by emergency medical services (EMS). History is significant for polysubstance abuse.

A 41-year-old man with a past medical history significant for a low-grade (WHO grade 2) astrocytoma status post resection and radiotherapy six years prior and stable follow-up scans since that point presented with seizures.

A 71-year-old woman presented to the emergency department due to altered mental status and dysarthria.

A 58-year-old man initially presented to an outside hospital for nausea and vomiting before developing an acute change in mental status where he became altered, somnolent, and grossly unresponsive.

A 17-year-old boy presented with acute onset right-sided facial swelling, trismus, pharyngitis, and sepsis.

A 58-year-old man with prior alcohol use disorder, current tobacco use, and prior lacunar infarct with no residual deficits presented with nine months of progressive abnormal gait accompanied by slurred speech, erectile dysfunction, and urinary incontinence.

A 74 -year-old woman presented with altered mental status.

67-year-old man with atypical meningioma complaining of left eye pain and sudden complete blindness.

A 75-year-old man who had been admitted after left heart catheterization suddenly developed aphasia.

A 43-year-old woman with a history of ulcerative colitis presented with a four-day history of bilateral pulsatile tinnitus with some vomiting and left sided neck pain.

A male patient presented with headache and dizziness.

A 5-day old male patient born at 24 weeks and 4 days presented with acute decompensation and hemoglobin decrease.

A 42-year-old man presented with bilateral arm weakness and worsening gait instability.

A 25-year-old woman with a history of factor V Leiden presented with a headache.