53 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... IgG • CNS PCR ... 30% present w/ CNS ... #Brain #differential ... #diagnosis #causes
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... #cns #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... implicating a different CNS ... implicating a different CNS ... implicating a different CNS ... in space in the brain
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... encephalitis) • Brain ... lesions (e.g. stroke ... Wonderland #Syndrome #diagnosis ... #neurology #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... -> PNS -> NMJ - ... dystrophies Work ... cryoglobulins • PNS ... EMG) studies • MRI
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
FUO) - Further Workup ... • CNS symptoms ... node biopsy • Clinical ... values supporting hematologic ... #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... HIV-Associated CNS ... should be based on clinical ... Imaging: - MRI
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
anywhere in the CNS ... from the brain ... form part of the differential ... diagnosis. ... This lesion causes
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Beta Blockers • CNS ... Lesions • Lymphomas ... • Drug Fever CLINICAL ... #Dissociation #diagnosis ... #differential #
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... Resonance Imaging (MRI ... #POCUS #radiology ... #differential # ... diagnosis #comparison