14 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... nodules, may also see ... Infectious: ... #Brain #differential ... causes #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... Imaging: - MRI ... parietal - Size lesions ... #Infections #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Landry–Guillain–Barré–Strohl ... motor systems may be ... Differential diagnosis ... Multiple Sclerosis: CNS
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... #Syndromes #neurology ... noninflammatory #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... pulmonary etc) • CNS ... EMG) studies • MRI ... #Weakness #Differential ... #Diagnosis #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... points in a 67-year-old ... it possible to differentiate ... acute scan cannot be ... Interpretation #Findings #Neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
per 100,000 per year ... Immune response can be ... demyelinating or axonal • MRI ... - Spinal MRI may ... diagnosis #management #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... or optic nerve lesions ... diagnosis #management #neurology ... #differential
Differential Considerations for a Seizure or Seizure-like Event
The following diagnoses may have presentations that can be
presentations that can be ... Cardiogenic syncope NEUROLOGIC ... disorders - Mass lesions ... - CNS infections ... #diagnosis #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... Infection or cancer ... auditory nerve (CN ... Labyrinthitis ○ Epstein-Barr