11 results
CNS Ring-Enhancing Lesions - Differential Diagnosis Framework

Ring Completeness
 • Incomplete: Demyelinating Disease
 • Complete (MAGIC):
CNS Ring-Enhancing ... Lesions - Differential ... Metastasis - Autoimmune ... Glioblastoma - Infection ... Diagnosis #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... splenomegaly Other infections ... Infectious: ... #Brain #differential ... causes #radiology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... proximal weakness Myopathy ... • Autoimmune: ... electromyographic (EMG ... #Diagnosis #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... punched-out" cystic lesions ... #Infections #differential ... InfectiousDiseases #Neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
nervous system (CNS ... an underlying autoimmune ... LHON) plus MRI lesions ... BEE #Syndromes #neurology ... noninflammatory #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Infarction - Infection ... spinal cord - Autoimmune ... - Radiation myelopathy ... #differential # ... diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... the spinal cord (Myelopathy ... compressive cord lesion ... diagnosis #management #neurology ... #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lumbar spine • MCC ... equina syndrome (CES ... epidural hematoma • infections ... constipation Differential ... toon • Spinal infection
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis is an autoimmune ... Hodgkin lymphoma - Autoimmune ... life-threatening Differential ... Serologic and EMG ... precipitated by: Drugs, infection
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
papulosquamous lesions ... permanent alopecia Differential ... disease • Non-autoimmune ... fibromyalgia) • Infections ... and CNS • Headache