21 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... not apparent T1 MRI ... Brain: - Bones ... #neurology #radiology ... #brain
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... granulomatosis: • EBV-associated ... RingEnhancing #Lesions #Brain ... diagnosis #causes #radiology ... #neurology
Restarting Anticoagulation after TIA or Acute Ischemic Stroke

 • TIA → Consider (re-) starting a NOAC
transformation by brain ... CT or MRI within ... CT or MRI within ... #Stroke #CVA #neurology ... #management
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
presentation • Lyme Serology ... atypical symptoms): MRI ... , parotid), CT ( ... sarcoid or other CNS ... #Treatment #Neurology
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
Evolution of stroke on CT ... and MRI. ... obscure left insular cortex ... Progression #Timeline #Neurology ... #Radiology #Findings
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... and infects the CNS ... similar to PML, but MRI ... Diagnosis: MRI ... dementia #AIDS #Neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... and Cingulate Cortex ... Pons: ODS #MRI ... Differential #Diagnosis #Radiology ... #Neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
• Non-contrast CT ... ischemic CVA (core ... brain w/o contrast ... Defined if 1) CT ... diagnosis #checklist #neurology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Disease, PRES Pathophysiology ... thrombosis and/or blood-brain ... #neurology #rheumatology ... cerebritis #diagnosis #management
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... Neoplastic: Malignancy-associated ... aminotransferases • Serology ... EMG) studies • MRI ... Differential #Diagnosis #neurology