32 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... toxo IgG • CNS PCR ... Infectious: ... Syphilis • Pyogenic Abscess ... causes #radiology #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential Diagnosis ... • Infections: ... Cerebral abscess ... #Differential #Diagnosis ... #neurology #radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... status, and focal neurologic ... tuberculomas, or abscesses ... #differential #diagnosis
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
Pyogenic Liver Abscess ... - Amebic Abscess ... nodular liver lesions ... Differential #Ddx #Diagnosis ... #Microbiology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential Diagnosis ... brain injury • Infectious ... Encephalitis, Brain Abscess ... Neurocysticercosis, PML ... Algorithm #Causes #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Spinal stenosis - Abscess ... Infarction - Infection ... #differential #diagnosis ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... nystagmus - Infection ... Cerebellar / Brainstem Abscess ... Space-Occupying Lesion ... #Differential #Diagnosis
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Coccobacillus - Zoonotic Infection ... papulo-ulcerative lesion ... : Serology (preferred ... Culture & GS, PCR ... infectiousdiseases #microbiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Hypercoagulable (APLAS) Microbiology ... Differential Diagnosis ... or destructive lesion
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... Differential Diagnosis ... toon • Spinal infection ... /abscess • Ankylosing ... #causes #neurology