Quiz 05/31/2022

Which of the following arteries is the first branch of the internal carotid after it enters the cranial cavity?

Identify the structures labeled in the image below:

A young infant is found after birth to have an abnormality of the left arm. The arm is held down by the infant’s side, adducted and medially rotated, and the forearm is extended and pronated. What is the anatomic location of the injury causing the deficits?

Which of the following issues in early development has occurred in the photograph below?

The abnormalities appreciated on the MRI below are due to a defect in which of the following processes?

A 66-year-old female comes to the EMG lab with the chief complaint of muscle cramps in the right lower extremity. She started having symptoms after treatment with a cholesterol-lowering medication but despite discontinuing the medication her symptoms persisted. Reflexes are 2+ in upper and lower extremities, except 1+ in the right Achilles. Nerve conduction studies of both lower extremities were normal. An EMG was performed and shown below. What is the most likely diagnosis?

Patients with neurofibromatosis type 1 (NF1) classically have which of the following associated with their disease?

A 32-year-old Chinese male is referred to the epilepsy clinic after experiencing two episodes concerning for possible seizures. The first episode was unwitnessed, but the patient states that there was an abrupt loss of consciousness and that he woke up with the side of his tongue bitten and generalized myalgias. The second event was witnessed by his wife who noticed one day that the patient was unresponsive and lip-smacking for 2 minutes before returning back to baseline. MRI brain was performed and showed left-sided mesial temporal sclerosis. Which of the following medications should be avoided for this patient?

Which of the following medications, when taken alongside statin therapy, increases the risk of statin-induced myopathy?

Mild cases of carpal tunnel syndrome will have which of the following findings on electromyography (EMG)?

A 15-year-old male is brought to his primary care doctor by his parents because of learning difficulties in school. Examination revealed several pigmented skin lesions (see below). Which of the following additional findings may be present on examination?

Which of the following medication regimens would put a patient at the highest risk of medication overuse headaches?

A 25-year-old female presents to the clinic with headaches for a year that occur two to three times a month. The pain usually occurs on one side and is associated with nausea and light and sound sensitivity. During these episodes, she is unable to go to work. Over-the-counter anti-inflammatories are ineffective. Physical exam and vitals are normal. Which therapy is the most appropriate next option in treatment?

What is the most likely clinical scenario related to the EEG provided below?

Which of the following is most consistent with this EEG tracing?