0 of 20 Questions completed
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 20 Questions answered correctly
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
An otherwise healthy 17-year-old female presents to the emergency department with right arm weakness. The symptoms started insidiously over the weekend and haven’t improved over the last 3 days. Examination shows 4/5 strength of the right upper extremity. A brain MRI is performed and shows a T2 hyperintense lesion in the subcortical white matter with contrast enhancement. No other lesions are seen. Upon further questioning, she states that she has never experienced any similar episodes of transient neurologic symptoms before. Which of the following is the correct diagnosis?
Identify the lesion below.
What are the 3 most common causes of bacterial meningitis in neonates (0-1 months)?
Which of the following antiepileptic drugs can induce myoclonic seizures?
Which of the following medications is approved only for moderate to severe Alzheimer’s Disease?
A 19-year-old male with a history of a motorcycle accident 6 weeks ago with several bone fractures of the arms and legs was referred to the EMG lab with right arm numbness since the accident. Where is the most likely site of this patient’s neuronal injury?
Which of the following is the most likely cause of the findings appreciated on the axial CT head shown below?
A 45-year-old female who is a professional pianist was referred to the EMG lab for right-hand numbness and tingling. Based on the EMG data outlined below where is this patient’s pathological lesion?
A 55-year-old male presents to the clinic with a complaint of right lower extremity pain and weakness. On examination of the right lower extremity, there is decreased sensation to pinprick on the medial calf and foot, 4/5 strength with knee extension, and a mute patellar reflex. These findings are most likely due to radiculopathy of which of the following nerve roots?
What clinical diagnosis does this EEG tracing suggest?
A 33-year-old industrial worker presents to the ED complaining of sudden onset nausea, bilateral headache, dyspnea, confusion, and eye irritation. His skin is flushed on physical exam. He states he forgot to wear protective equipment (mask, gloves) while working. A T2 flair MRI of the brain is shown. Exposure to which of the following substances is likely?
A 57-year-old man with a past medical history of bipolar disorder, atrial fibrillation, and type 2 diabetes presents to the clinic with complaints of a tremor. Symptoms have been present for years but they have not seemed to progress significantly over time. His current medications are warfarin, metformin, low-dose aspirin, and lithium. His neurological examination was unremarkable except for the presence of a fine, high-frequency tremor in his bilateral upper extremities. Based on the most likely diagnosis, what is the most appropriate next step in medical management?
A 22-year-old woman with a previously diagnosed history of prior suicide attempts, EEG-confirmed epilepsy, and non-epileptic seizures comes to your clinic to establish herself as a new patient under your care. Upon entering the room she immediately tells you about her horrible relationship with her last epileptologist and how abandoned she felt when he decided to retire. While gathering her social history, she endorses a history of excessive spending on new cars, reckless driving, and alcohol-driven physical altercations. Which of the following personality disorders is most consistent with this clinical presentation?
Based on the EEG shown below, how old is this patient?
A 64-year-old female with no significant past medical history presents to the clinic because of concerns related to her memory. She states that she has difficulty recalling names and recent conversations. She had a planned retirement two years ago and was functioning well at work at that time. She continues to live alone and is independent with her basic and instrumental daily life activities. Depression screening is negative, but she scores a 27/30 on the Montreal Cognitive Assessment (MOCA), with deficits in delayed recall. Her neurological examination is otherwise non-focal. What is the most likely diagnosis?
A 57-year-old navy veteran with a history of PTSD presents with a 2-year history of progressive, asymmetric weakness. The patient states that symptoms started in his left arm. Six months later he started to have falls due to tripping over his right foot. His neurological examination shows weakness of the intrinsic hand muscles of the left arm, ⅖ strength on dorsiflexion of the right ankle, and no sensory disturbances. Reflexes were mute in the left upper extremity and there were several beats of clonus at the right ankle. Fasciculations were present in the tongue, right gastrocnemius, and left tibialis anterior. An EMG is recommended for diagnosis. Which of the following EMG findings are most likely seen in this patient?
The axial T2 brain MRI image shown below is from a 20-year-old man who presented to the hospital after experiencing a motor vehicle accident. Which of the following associated findings would be expected given the abnormality shown?
A 46-year-old male with a 2-month history of progressive headache and behavioral changes presents to the ED after experiencing a first-time seizure. An MRI was performed and shown below. A brain biopsy confirmed the diagnosis when it found pseudopalisading necrosis and microvascular proliferation. Which of the following treatment(s) is the standard of care for this patient?
Which of the following is most likely to show temporal dispersion of the action potential?
The thalamus and hypothalamus are derived from what embryonic structures?