Quiz 07/05/2022

Identify the lesion shown in the imaging below:

Which of the following structures is well myelinated in a full-term (40-week) infant?

Based on the MRI imaging shown below, which of the following structural abnormalities is likely also present?

The anatomical structure identified in the image below (blue arrow) derives from which of the following embryonic tissues?

An 11-month-old male is brought to the emergency room with agitation, fever, and nuchal rigidity. A review of the patient’s electronic medical record shows that the patient was admitted with meningitis 2 months ago. While no clear focal neurological symptoms were appreciated on examination, there was a midline dimple appreciated in the lumbosacral region. Which of the following is the most likely etiology of the patient’s recurrent illness?

A 2 month-old female is brought to the emergency room by her mother after she noticed abnormal movements concerning for possible seizure. The child was born at term and was the product of a normal pregnancy and delivery. While gathering a history, the child is lying on the bed still when you notice repetitive movements of his bilateral lower limbs. When her mother notices she picks up the patient and the movements resolve. What is the most likely diagnosis?

Identify the pathological abnormality shown in the image below.

A full-term male is having a routine awake and sleep EEG performed because of episodes concerning for possible seizures. These episodes were first noticed four days after an uncomplicated vaginal delivery. On the video EEG recording, you notice a violent jerking of the limbs followed by sustained stiffening after a phone rings loudly in the room. What is the most likely diagnosis?

A two-week-old female is evaluated in the clinic. Upon physical exam, you notice a dimple and overlying tuft of hair on her lower back. This finding is most likely associated with a defect that occurs during which week of gestation?

Axial T2 (left) and T1 (right) brain MRI images of a 3-month-old with a history of seizures and developmental delay are displayed below. Which of the following is the most likely cause for the pathology shown?