18 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Devpriyo Pal @drdevrad ... Brain #Comparison #clinical ... #radiology #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
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... Imaging: - MRI ... tuberculomas, or abscesses ... Demyelinating disease caused ... opportunistic #InfectiousDiseases
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Case description ... BucketHandle #Tear #knee #mri ... #clinical #Radiology ... #diagnosis #msk
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... ), Epidural abscess ... #differential #diagnosis ... #neurology
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
mucinous signal on MRI ... Differential Diagnosis ... - Can cause ... #mri #clinical ... #msk
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
high index of clinical ... 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 ... Differential Diagnosis ... Spinal infection/abscess ... Imaging studies: • MRI ... #causes #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... bouts of HTN Diagnostic ... Transverse Myelitis Diagnosis ... Transverse #Myelitis #diagnosis ... #management #neurology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
antimicrobials, clinical ... but important causes ... BCNIE Diagnostic ... factors: - Serology ... differential #workup #infectiousdiseases