26 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Miller Fischer and PCB ... myasthenia Diagnosis ... failure - Can be ... #diagnosis #management ... #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... ), Epidural abscess ... Syndrome, Myasthenia Gravis ... #differential #diagnosis ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... toxo IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #causes #radiology ... #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... : • Based on clinical ... More likely to cause ... #Myasthenia #Gravis ... #neurology #treatment
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
on clinical presentation ... Antimicrobial treatment ... Imaging: - MRI ... tuberculomas, or abscesses ... Demyelinating disease caused
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
mucinous signal on MRI ... ligament will often be ... - Can cause ... #mri #clinical ... #msk
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
BEE Syndromes - ... and treatment can ... neuropathy (LHON) plus MRI ... lesions and clinical ... #Syndromes #neurology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... Then, ask 3 questions ... Assess volume status ... #Differential #Diagnosis ... #nephrology #sodium
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
can only be confirmed ... heart valves • MRI ... in up to 30% of cases ... common, Aortic root abscess ... often seen • MRI
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Spinal infection/abscess ... Imaging studies: • MRI ... axial T1 and T2 Treatment ... #causes #neurology