10 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lymphoproliferative disease ... • Metastatic disease ... #Brain #differential ... diagnosis #causes #radiology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... #POCUS #radiology ... #differential # ... diagnosis #comparison ... table #appearance #hepatology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... • Diagnosis should ... Imaging: - MRI ... Demyelinating disease ... #diagnosis #AIDS
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
dislocation WITHOUT ... Bankart lesion. ... Differential diagnosis ... #clinical #mri ... #clinical #Radiology
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
Resonance Imaging (MRI ... MagneticResonance #radiology ... #differential # ... diagnosis #comparison ... table #appearance #hepatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... NMO-IgG (anti-AQP4) should ... , MOG-IgG test should ... management #neurology #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... proximal muscles of shoulder ... oligoclonal bands • MRI ... chorioretinitis, CNS
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
treatment of HIV/AIDS ... worsening of that disease ... be present: • AIDS ... pleural effusions, CNS ... Leishmaniasis Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework Disease ... angioinvasive disease ... Lymphadenopathy, CNS ... Infections #HIV #AIDS
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Shock, Autoimmune disease ... showing cortical lesions ... Vascular narrowing on MRA ... Reversible course Differential ... count in the CSF should