19 results
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Resonance Imaging (MRI ... Contrast Enhanced Ultrasound ... #Contrast #CT #MRI ... POCUS #radiology #differential ... #diagnosis #comparison
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... Sarcoidosis • Neuro Behcets ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... CNS symptoms (headache ... disease) Differential ... management #signs #symptoms ... #rheumatology #
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Diagnosis Framework ... failure, acute MI ... #Differential # ... #comparison #criticalcare
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... is required for diagnosis ... heart valves • MRI ... often seen • MRI ... #Endocarditis #comparison
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... pain, such as MI ... #Pericarditis #Symptoms ... #Presentation #comparison ... #Table #Diagnosis
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
cause different symptoms ... polychondritis • Behçet ... of patients MRI ... of patients MRI ... Pachymeningitis #HP #Neurology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Anti-MDA5, anti-Mi ... Associated Features: Diagnosis ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord compression (MRI ... change on spinal MRI ... Gadolinium-enhanced MRI ... out • Brain MRI ... #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... Diagnosis Framework ... Imaging: - MRI ... CNS #Infections #differential ... #diagnosis #AIDS