16 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... based on clinical ... Imaging: - MRI ... tuberculomas, or abscesses ... #Infections #differential
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... #Syndromes #neurology ... noninflammatory #differential
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
diagnosis can only be ... heart valves • MRI ... in up to 30% of cases ... common, Aortic root abscess ... often seen • MRI
Perirectal Cellulitis: Extensive inflammation and swelling of the right buttocks secondary to infection.
This can be distinguished
buttocks secondary to infection ... This can be distinguished ... from a perirectal abscess ... absent in this case ... #Photo #Perirectal
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
equina syndrome (CES ... - Emergency Causes ... /abscess • Ankylosing ... Imaging studies: • MRI ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... Transverse Myelitis - Clinical ... causes need to ... diagnosis #management #neurology ... #differential
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
it possible to differentiate ... acute scan cannot be ... #Stroke #CVA #Clinical ... #Radiology #Interpretation ... #Findings #Neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... • Common clinical ... established by CSF or urine ... Singh @rav7ks #CNS ... #Infections #differential
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... that can be acquired ... (Mycobacteria abscessus ... dermatitidis CNS ... is biphasic • Clinical