An 18-month-old boy presents with febrile seizures and staring spells.

A 3-month-old boy presents with congenital macrocephaly.

A 10-year-old boy with a history of neuroblastoma presents with headaches.

An 11-year-old boy with delayed psychomotor development, macrocephaly, and sleep disturbances.

An 11-year-old boy with mental status changes.

A 12-year-old boy presents with a growth abnormality.

A 13-year-old boy presents with progressive left eye blindness.

A 14-year-old boy undergoing imaging after cardiac arrest and house fire.

A 14-year-old boy with progressive left-sided weakness, headaches, nausea, and vomiting.

A 16-year-old girl with seizures.

A 17-day-old female infant with failure to thrive and cardiomegaly.

A 17-year-old boy with posterior fossa enhancing lesions; no cerebral lesions.

A 17-year-old boy undergoing imaging workup for seizures and renal lesions.

An 18-month-old girl with developmental delay presents with new-onset seizures.

A 1-day-old newborn with cleft lip undergoing assessment for additional congenital abnormalities.

A 20-year-old man with epilepsy presents with amnesia after seizures.

A 20-year-old man presents with vertical double vision.

A 20-year-old woman with a history of renal transplant on tacrolimus recently discharged for urinary tract obstruction, now with blurry vision, headache, photophobia, and phonophobia.

A 21-year-old woman with a history of migraines.

A 21-year-old woman presents with intractable seizures.