19 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
histoplasmosis, cryptococcus ... RingEnhancing #Lesions #Brain ... #differential # ... diagnosis #causes ... #radiology #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Inhalation Central Pons ... #Disorders #Clinical ... #Differential # ... Diagnosis #Radiology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... Headache, Movement disorders ... , Seizure disorders ... autoantibodies that will cause ... thrombosis and/or blood-brain
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... An acute rise or ... 109 mm Hg) with clinical ... Neurologic disorders ... #Differential #
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Mitochondrial disorder ... patterns (this case ... Leigh #Syndrome #Clinical ... #MRI #Brain #Diagnosis ... #Radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... should be based on clinical ... Suspect in movement disorders ... Demyelinating disease caused ... #Infections #differential
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
from the brain ... may mimic an LMN disorder ... form part of the differential ... syndromes are clinically ... very different clinical
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
- Negative: Cryptococcus ... infection (IFI) in hematologic ... cut-offs defined in clinical ... useful in high risk ... BAL GM does not differentiate
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... Transverse Myelitis - Clinical ... • Infectious causes ... ruled out • Brain ... management #neurology #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... permanent alopecia Differential ... • May involve PNS ... vein thrombosis Hematologic ... Thrombosis highest risk