A 7-year-old girl is brought to the emergency department after experiencing a focal seizure consisting of rhythmic jerking of her right arm and right corner of her mouth lasting approximately 45 seconds. She is postictal and difficult to arouse for 3 minutes following the seizure. Vital signs are stable. General and neurologic examinations are otherwise unremarkable, with no focal deficits on awakening. MRI of the brain with and without contrast is obtained and reveals an area of abnormal cortical layering and disorganized gyration in the left precentral gyrus with no associated mass effect, enhancement, or surrounding edema. Which of the following is the most likely diagnosis?
- A)Benign epilepsy with centrotemporal spikes
- B)Focal cortical dysplasiaGABARITO
- C)Tuberous sclerosis complex
- D)Cortical arteriovenous malformation
- E)Hypothalamic hamartoma
Explicação
Focal cortical dysplasia (FCD) is a localized malformation of cortical development characterized by abnormal cortical layering, disorganized gyration, and blurred gray-white matter junction. It is a common cause of focal seizures in children and young adults. ... Ver explicação completa e trilha adaptativa →