Quiz 07/28/2022 (1)

Which of the following embryologic derivatives myelinates the peripheral nervous system (PNS)?

Nursing staff in the neonatal intensive care unit noticed that a 32-week gestational age newborn with a complicated delivery and low initial Apgar scores and intracranial hemorrhage developed abnormal movements on the 2nd day of life. The movements were described as rhythmic, high-frequency movements of the left limb. There were no associated autonomic changes appreciated with events. The child was placed on continuous EEG recording and an event was captured which had no EEG correlate. What is the most likely diagnosis?

In normal neonatal development, which of the following structures myelinates the latest?

What is a common comorbid issue seen in newborns with the vascular abnormality appreciated in the imaging provided?

Neural tube defects will develop at which point in fetal development?

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?

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

Identify the pathological abnormality shown in the image below.

A 4-year-old boy with a history of mild cerebral palsy comes to the clinic for his annual follow-up. Since last seen in the clinic the patient and family have noted that he has been having increased difficulties with his left leg. Most days he is able to ambulate with a hand-held mobility device. However, more recently family has noticed that he not walking as much as he used to. On examination, there is increased spasticity and hyperreflexia at the ankle. The right leg had normal strength and tone. What is the most appropriate therapy for the patient’s symptoms?

A newborn male is evaluated in the NICU for a lesion on his lower back. He was born to a mother with no prenatal care at 37 weeks gestation. Imaging of his lower back shows the meninges and spinal cord herniated through the defect, covered in a membrane. His condition could have most likely been prevented through prenatal supplemental with what?