22 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... lymphoproliferative disease ... (CD4 <100), 25% ... #Brain #differential ... causes #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... : • Most CNS opportunistic ... • CNS opportunistic ... Demyelinating disease ... and <25% culture positive
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
CNS Ring-Enhancing ... Lesions - Differential ... Demyelinating Disease ... #Differential # ... Diagnosis #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis Framework

Ring Completeness
 • Incomplete: Demyelinating Disease
 • Complete (MAGIC):
CNS Ring-Enhancing ... Lesions - Differential ... Demyelinating Disease ... #Differential # ... Diagnosis #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
implicating a different CNS ... implicating a different CNS ... - One year of disease ... - Positive ... Sclerosis #MS #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Disease: Lesions ... basal ganglia, CNS ... • Positive pathergy ... ) Differential Diagnosis
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Nausea, Pulmonary Diseases ... , CNS Disease, Meds ... always exclude: CKD ... Algorithm #diagnosis #nephrology
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... Central: Stroke, CNS ... lesion Presyncope ... Dizziness #dizzy #Differential ... #Diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... pulmonary etc) • CNS ... Up: • Chem: CPK ... #Weakness #Differential ... #Diagnosis #neurology
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
anywhere in the CNS ... The lesion could ... may arise from disease ... form part of the differential ... spasticity, and a positive