10 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... • 80% with lung ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... positional episodes caused ... Long symptom-free ... Vertigo #Algorithm #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... patients with a long ... #differential # ... diagnosis #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... reddish-purple lesions ... Fecal occult blood test ... • Serology for
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
ď‚§	Most common cause of acute flaccid paralysis
ď‚§	Rapidly progressive ascending paralysis & areflexia
ď‚§	Autonomic
ď‚§ Most common cause ... Differential diagnosis ... hyperreflexia, multiple lesions ... ď‚§ West Nile virus ... relapses, requires long-term
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Test downward eye ... Test if patient ... Casey Albin MD @ ... #PhysicalExam #neurology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
encephalitis, West ... - small cell lung ... Rhombencephalitis #Differential ... #Diagnosis #Causes ... #Neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
compressive cord lesion ... negative, MOG-IgG test ... or optic nerve lesions ... diagnosis #management #neurology ... #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... very remarkable w/differential ... the “Chewing gum test ... required due to skip lesions ... day, followed by long
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Diagnostic Tests ... Anti-Mi2 (skin lesions ... statins - probably caused ... #rheumatology #differential