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Questions

Zoe MCQ 24
35 year-old patient presents with an acute onset of hemiparesis witht the ability to lift his eyebrows and speak coherently. Is this a stroke (yes or no) and what side of the brain is the stroke likely on

Zoe MCQ 23
46 year-old patient presents to the Emergency Department stating ladder ... fall ... ground ... hurt ... fixing. He likely has a stroke in what area

Zoe MCQ 19
45 year-old patient has a history of a hemorrhagic stroke to his right temporal lobe. The patient most likely has what visual deficit

Carley MCQ 33
A patient has a stroke in the left hemisphere. Which of the following symptoms are likely to manifest

The Sub-Spider Meninges
A 55-year-old woman is brought to the ER by her husband. The husband states that his wife had a sudden severe occipital headache which is then followed by clouded consciousness. You examine the patient thoroughly and you consider subarachnoid hemorrhage. ...

Subarachnoid Bleed!
A 45-year-old female has been referred to your ER as a suspected case of subarachnoid hemorrhage. Your interns ask you few questions about this type of hemorrhagic stroke. With regard to non-traumatic subarachnoid hemorrhage (SAH), which one is the wrong statement

The SAH's Outlook!
The older sister of this 49-year-old man who has acute subarachnoid hemorrhage asks you about the outlook her brother has. You explain to her the prognosis of this type of hemorrhagic stroke and she understands. Regarding the prognosis of subarachnoid hemorrhage (SAH), choose the incorrect statement

Myelin 08
Though not pathognomonic, this cell is characteristically seen in which of the following processes

Upper extremity muscle function and innervation 04
During a needle EMG of the upper extremity, you notice a large number of fibrillations in the pronator teres muscle while the patient is at rest. From this, you deduce that the patient has a lesion. Of the following options, which lesion is most compatible with the EMG findings

Upper extremity muscle function and innervation 04
During a needle EMG of the upper extremity, you notice a large number of fibrillations in the pronator teres muscle while the patient is at rest. From this, you deduce that the patient has a lesion. Of the following options, which lesion is most compatible with the EMG findings

Loss of the Blanket!
You are investigating a young female with a suspected multiple sclerosis (MS), and CSF analysis is one of your lab tests. Your intern suggests looking for an elevated level of CSF myelin basic protein (MBP). How would you respond to him

A Stroke on the Head!
A 65-year-old man with long-standing hypertension and type II diabetes presents with left arm pyramidal weakness of grade 4 minus over the past 2 hours. Examination does not uncover any language or sensory problems. His non-contrast brain CT scan is unremarkable...

Toxicity and Characteristic Pathology 02
Courtesy of Dr. Mark Cohen A 25 year old woman in previously good health is found at home, comatose and with bright red skin.Â After a few days in the ICU, the patient expires.Â An autopsy is performed. The brain is shown in the image above. What was the cause of death

Upper extremity muscle function and innervation 03
During a needle EMG of the upper extremity, you notice a large number of fibrillations in the first dorsal interosseous muscle while the patient is at rest. From this, you deduce that the patient has a lesion. Of the following options, which lesion is most compatible with the EMG findings

Upper extremity muscle function and innervation 03
During a needle EMG of the upper extremity, you notice a large number of fibrillations in the first dorsal interosseous muscle while the patient is at rest. From this, you deduce that the patient has a lesion. Of the following options, which lesion is most compatible with the EMG findings

Upper extremity muscle function and innervation 02
During a needle EMG, you notice a large number of fibrillations in the abductor pollicis brevis muscle while the patient is at rest. From this, you deduce that the patient has a lesion. Of the following options, which lesion is most compatible with the EMG findings

Upper extremity muscle function and innervation 02
During a needle EMG, you notice a large number of fibrillations in the abductor pollicis brevis muscle while the patient is at rest. From this, you deduce that the patient has a lesion. Of the following options, which lesion is most compatible with the EMG findings

Stroke Etiology 02
What percentage of strokes are considered cryptogenic

Stroke etiology 01
Which of the following statements about stroke etiology is most accurate

Pediatric Epilepsy Syndromes 11
A 9 year-old girl presents to your office accompanied by her parents. The parents state that on 3 occasions over the past several months, the girl has come into their room in the early morning, drooling and having difficulty talking, with a slight facial droop...

Neuroanatomic correlates of stroke-related myocardial injury
Myocardial infarction after a stroke, occurring without any apparent primary cardiac cause:

Cranial Neuropathies 01
Which of the following is the most common cause of unilateral cranial nerve XII palsy

Hemorrhage after IV tPA for Acute Stroke
A 56 year-old man has the sudden onset of facial droop, left gaze deviation, right-sided weakness, and global aphasia. This is witnessed by his mistress, who accompanies him to the emergency department, where he arrives less than 20 minutes after the onset of symptoms...

Cerebrovascular Disease 02
A 45 year old male presents with a sudden onset of left upper extremity weakness and numbness. Past medical hisotry is significant for migraines. His exam reveals only the above described weakness. His father and paternal grandmother also had migraines...

Inborn Errors of Metabolism 03
A 15 year-old female presents with complaints of weakness and progressive difficulties with walking. Physical exam reveals hypotonia and absent patellar and achilles reflexes. An MRI is obtained, and is shown above.Of the following, which is the most likely diagnosis

Stroke Syndromes Imaging 01
One day after after the onset of this patient's stroke symptoms, the above FLAIR MRI image was taken. Of the following choices, which syndrome is most likely to be found in this patient

Cerebrovascular Anatomy 1
This image shows:

Comprehensive Neurological Workup
A 28-year old right-handed man with no prior medical history visits the opthalmologist for followup after refractive surgery for unilateral astigmatism the previous month. A normal left fundus is visualized, but an incidental finding is made of a small foul-smelling...

Tremor 01
A very old man is seen in clinic by his Neurologist. He complains of more than 2 years of worsening tremor. The tremor is worse in the right hand. It improves slightly when he uses the hand to perform a task. He has no cognitive symptoms. He drinks 5 40-oz beers every night...

Wallenberg Syndrome 1
A famous elderly, retired model presents to the E.R. She had no neurologic defecits prior to this morning, when she awoke to several new symptoms, the most concerning to her of which are changes in the way her face looks, as shown in the image above. She...

lacunar stroke syndromes
Which of the following statements regarding lacunar stroke syndromes is FALSE

Cortical Stroke Syndromes 01
A patient presents with a stroke. Physical exam reveals obvious blindness, but denies that he is blind. What is the name of this syndrome

Pathology in Ischemic Stroke 03
A patient presents with an acute ischemic stroke and dies 6 months later. Of the following choices, which is most likely to be seen on pathological examination of the brain at autopsy

Pathology in Ischemic Stroke 02
A patient presents with an acute ischemic stroke and dies 1 week later. Of the following choices, which is most likely to be seen on pathological examination of the brain at autopsy

Pathology in Ischemic Stroke 01
A patient presents with an acute ischemic stroke and dies 18 hours after onset of symptoms. Of the following choices, which is most likely to be seen on pathology

INO
What is the most common cause of bilateral internuclear ophthalmoplegia

User Forums and Comments

Lancet Neurology Podcasts
Lancet Neurology Podcasts Recent podcast: Strokes in children and more

Re: Useful Links Forum
The National Institute of Neurological Disorders and Stroke (NINDS) -

Welcome!
Welcome to FrontalCortex.com! This web site was started as a resource for neurology residents, medical students studying neurology, and medical personnel in the field of neurology. FrontalCortex.com has many useful resources. There is a section with downloadable software for your PDA...

Online Course Content

PCA stroke, medial surface of brain, labelled (image)

PCA stroke, medial surface of brain (image)

ACA infarct sagittal (image)

PICA stroke, whole brain photo (image)

Left MCA stroke, whole brain (image)

Alexia without agraphia resulting from ischemic stroke with arrow (image)

MRI DWI left ACA stroke (image)

CT left PCA stroke (image)

Right MCA stroke (image)

Alexia without agraphia resulting from ischemic stroke (image)

MRI Fluent Aphasia (image)

MRI acute right MCA stroke (image)

CT dense MCA (image)

Primitive Reflexes - The Rooting Reflex
ROOTING REFLEXClick Here to See the VideoTest: This is a sensory reflex, which occurs when an infant responds to stimulation on around the mouth. In the video, you can see the examiner stroke the baby on the perioral area.Normal response: The infant...

Images
A picture paints a thousand words.Sometimes, it's just very helpful to be able to show someone a picture of what you're talking about. For example, this is what a glioblastoma multiforme looks like on MRI: Or, here is a map of the Ohio river valley: FrontalCortex...

Stroke Pie Chart (image)

Fungal Infections
Aspergillus species grow on decaying vegetation and grain products, and are ubiquitous in the environment. Infection typically occurs in immunocompromised, usually neurtropenic, hosts. Aspergillus may also rarely produce brain abscesses and granulomas in individuals with a normal immune system...

Bacterial Infections
Meningitis means inflammation of the meninges, usually (but not necessarily) due to infection. Although inflammation may selectively involve the dura (pachymeningitis), it more commonly affects the pia and arachnoid membranes (leptomeningitis). Because the...

Vascular Disease 4: Other topics in vascular disease
Working from the outside in, intracranial hemorrhage may be epidural, subdural, subarachnoid, intraparechymal, or intraventricular in origin (though many do not remain localized to a single compartment). The term “hemorrhagic stroke” only applies to subarachnoid and intraparenchymal hemorrhages...

Vascular Disease 1: Reaction to ischemic injury
There are different types of ischemic injury. Ischemia can affect the entire brain, or just a particular vascular distribution. It can be brief, as in a TIA, or it can endure. The patterns of damage we see in gross and microscopic pathology reflect the focality and temporal course of the ischemia...

A few words about Bacterial Meningitis
Meningitis means inflammation of the meninges, usually (but not necessarily) due to infection. Although inflammation may selectively involve the dura (pachymeningitis), it more commonly affects the pia and arachnoid membranes (leptomeningitis). Because the...

PLEDs (image)