26 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... IgG • CNS PCR ... nodules, may also see ... Infectious: ... #Brain #differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... atraumatic adolescent knee ... (save $$) Differential ... #clinical #mri ... #msk
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... Imaging: - MRI ... #differential # ... diagnosis #AIDS
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
: Only a few lesions ... diagnosis. ... diagnosis. ... Enchondroma and infections ... Epiphysis #Radiology #MSK
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Differential diagnosis ... BucketHandle #Tear #knee ... #mri #clinical ... #msk
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... integrity (trauma, infection ... Palpable: 1) If lesions ... Palpable #Algorithm #Differential ... #Ddxof
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
commonly suggest an infectious ... Vesiculobullous lesions ... blisters tend to be ... Bullous #Algorithm #Differential ... #Ddxof
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
neuropathy (LHON) plus MRI ... lesions and clinical ... consistent with MS ... noninflammatory #differential ... #diagnosis
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
ligament will often be ... Differential Diagnosis ... #degeneration #knee ... #clinical #mri ... #msk
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
bouts of HTN Diagnostic ... compressive cord lesion ... less swollen - Lesion ... or optic nerve lesions ... management #neurology #differential