10 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... Syndrome: • Prevalence ... syndrome (CES) ... Imaging studies: • MRI ... #syndrome #differential
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
BEE Syndromes - ... nervous system (CNS ... recessive—Usher syndrome ... neuropathy (LHON) plus MRI ... #differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Diagnosis- Compatible syndrome ... + MRI lesions + ... Lesions #Brain #differential ... causes #radiology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... • Acute stroke syndromes ... Paraneoplastic syndrome ... Lambert-Eaton - Isaacs' syndrome ... ) studies • MRI
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
of patients MRI ... brain sagging syndrome ... of patients MRI ... Pachymeningitis #HP ... #Neurology #differential
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... cardiomyopathy, Horner syndrome ... Miller Fisher Syndrome ... axonal form • MRI ... Guillain #Barre #Syndrome
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... demyelinating or axonal • MRI ... - Spinal MRI may ... roots and cauda equina ... Guillain #Barre #Syndrome
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Encephalopathy Syndrome ... Clinico-Radiological Syndrome ... syndrome by 24 ... Paraneoplastic syndrome ... Encephalopathy #Syndrome
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
pneumonia (PJP), MAI ... Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... Lymphadenopathy, CNS ... involvement MAI
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Mucocutaneous lymph node syndrome ... oligoclonal bands • MRI ... vasculitis • Behcet syndrome ... chorioretinitis, CNS ... vasculitis • Cogan syndrome